Page 2 - PROTECT THE ENVIRONMENT; Always remember to recycle.; Specifications and parts are subject to change without notice.; The automatic floor scrubber is intended for commercial
INTRODUCTION This manual is available for each new model. It provides necessary operation and maintenance instructions. Read this manual completely and understand the machine before operating or servicing it. This machine will provide excellent service. However, the best results will be obtained at ...
Page 4 - CONTENTS; Re-Configuring Existing Modules
4 T300, T300e Service Information (3-2017) CONTENTS Sun-I/O Circuit Board Testing Procedure ............................................91Can Open Network Issues .......................92Connectors Fully Seated ..........................92Pin Fully Seated .......................................92Net...
Page 6 - IMPORTANT SAFETY INSTRUCTIONS - SAVE THESE INSTRUCTIONS; SAFETY PRECAUTIONS
6 T300, T300e Service Information (3-2017) SAFETY PRECAUTIONS IMPORTANT SAFETY INSTRUCTIONS - SAVE THESE INSTRUCTIONS The following warning precautions are used throughoutthis manual as indicated in their description: WARNING: To warn of hazards or unsafe practices which could result in severe perso...
Page 8 - damaged or illegible.; Do not power spray or; Located on control console
8 T300, T300e Service Information (3-2017) SAFETY PRECAUTIONS SAFETY LABELS The safety labels appear on the machine in the locations indicated. Replace labels if they are missing or become damaged or illegible. WARNING LABEL - Located on recovery tank cover. WARNING LABEL - Electrical hazard. Discon...
Page 9 - SAFETY LABELS
SAFETY PRECAUTIONS 9 T300, T300e Service Information (3-2017) SAFETY LABELS The safety labels appear on the machine in the locations indicated. Replace labels if they are missing or become damaged or illegible. WARNING LABEL - Do not charge batteries with damaged cord. Electric shock can result. Dis...
Page 10 - Components; GENERAL INFORMATION; Component Locator
10 T300, T300e Service Information (3-2017) GENERAL INFORMATION I A H E F D C B G L K N M O J P Q Components A Batteries B Circuit Breakers and Optional Machine Control Module C ec-H2O System Components D Scrub Head Lift Contact Switch E Parking Brake Switch F Scrub Head Drive Belt G Scrub Motor (Di...
Page 11 - ELECTRICAL SCHEMATIC SYMBOLS; ON; Cable; Magnetic; * SV2 Water Valve Voltage
T300, T300e Service Information (3-2017) 11 GENERAL INFORMATION ELECTRICAL SCHEMATIC SYMBOLS 12 21 + - + - Switched B+ From Buss Bar Switched B+ B- F rom S tandoff B- F rom S tandoff S-5 Seat Switch (N.O.) Amer Encoder Cable C1 Capacitor (0.01Uf ) R1 (11 Ω/40W) + - MTR ecH2O Pump J3-2 Brush RT- J3-5...
Page 22 - OPERATIONAL MATRIX
22 T300, T300e Service Information (3-2017) GENERAL INFORMATION FUNCTION ENABLED OPERATIONAL MATRIX DISABLED Vacuum Fan • Squeegee Lowered • Squeegee Raised • Low Battery Voltage (Wet < 21.9 V, AGM < 22.7 V) • Fault • Battery Charger ON Interlock Main Scrub Motor • Head Lowered - Foot Pedal • ...
Page 23 - FASTENER TORQUE; Inch Pounds; METRIC
T300, T300e Service Information (3-2017) 23 GENERAL INFORMATION FASTENER TORQUE Thread Size SAE Grade 1 SAE Grade 2Carriage Bolts Thread CuttingThreadRolling SAEGrade 5Socket & Stainless Steel SAEGrade 8 HeadlessSocket SetScrews Square Head SetScrews 4 (.112) (5) - (6.5) (4) - (6) Inch Pounds 5 ...
Page 24 - MODEL; GENERAL MACHINE DIMENSIONS/CAPACITIES/PERFORMANCE
24 T300, T300e Service Information (3-2017) GENERAL INFORMATION MODEL 17 in / 43 cm Disk (Push) 20 in / 50 cm Disk (Push) 17 in / 43 cm Disk (Drive) 20 in / 50 cm Disk (Drive) Length 51.25 in / 1302 mm 54 in / 1372 mm 51.25 in / 1302 mm 54 in / 1372 mm Width 21 in / 508 mm 22 in / 559 mm 21 in / 508...
Page 26 - Solution flow rate
26 T300, T300e Service Information (3-2017) GENERAL INFORMATION MODEL 24 in / 60 cm Dual Disk 20 in / 50 cm Cylindrical Brush 20 in / 50 cm Orbital Length 51.75 in / 1314 mm 50.5 in / 1283 mm 49 in / 1245 mm Width 26 in / 660 mm 25 in / 635 mm 20.5 in / 521 mm Height 43.1 in / 1095 mm 43.1 in / 1095...
Page 28 - MACHINE DIMENSIONS; SINGLE DISK MODEL; Model
28 T300, T300e Service Information (3-2017) GENERAL INFORMATION MACHINE DIMENSIONS 43.1 in 1095 mm 30.4 in 772 mm SINGLE DISK MODEL 51.25 in 1302 mm 17 in / 43 cm Model 54 in 1372 mm 20 in / 50 cm Model 20 in 508 mm 17 in / 43 cm Model 22 in 559 mm 20 in / 50 cm Model
Page 29 - DUAL DISK MODEL
T300, T300e Service Information (3-2017) 29 GENERAL INFORMATION 43.1 in 1095 mm 30.4 in 772 mm DUAL DISK MODEL 51.25 in 1314 mm 26 in 660 mm
Page 30 - CYLINDRICAL BRUSH MODEL
30 T300, T300e Service Information (3-2017) GENERAL INFORMATION 43.1 in 1095 mm 30.4 in 772 mm CYLINDRICAL BRUSH MODEL 50.5 in 1283 mm 25 in 635 mm
Page 31 - ORBITAL PAD MODEL
T300, T300e Service Information (3-2017) 31 GENERAL INFORMATION 43.1 in 1095 mm 30.4 in 772 mm ORBITAL PAD MODEL 49 in 1245 mm 20.5 in 521 mm
Page 32 - Check, flip or replace
32 T300, T300e Service Information (3-2017) MAINTENANCE MAINTENANCE MAINTENANCE CHART 6 14 5 4 1 3 2 7 1 8 14 13 9 14 12 10 15 15 12 1 9 11 Interval Person Resp. Key Description Procedure Dailey O 1 Pad(s) Check, flip or replace O 1 Brush(es) Check, clean O 2 Cylindrical Brushes Check, clean O 3 Rec...
Page 33 - MAINTENANCE; MACHINE MAINTENANCE; To keep the machine in good working condition, simply; AFTER DAILY USE
T300, T300e Service Information (3-2017) 33 MAINTENANCE MACHINE MAINTENANCE To keep the machine in good working condition, simply perform the following maintenance procedures. FOR SAFETY: Before leaving or servicing machine, stop on level surface, turn off machine, remove key and set parking brake i...
Page 34 - Orbital scrub head - Turn the work pad over or replace
34 T300, T300e Service Information (3-2017) MAINTENANCE Orbital scrub head - Turn the work pad over or replace when worn (Fig. 91). Fig. 91 6. Click-Quick pad driver/brushes - clean any debris buildup from hub connection area (Fig. 92). Fig. 92 7. Wipe the squeegee blades clean. Inspect blades for w...
Page 35 - Severe environment option - Refill the severe; AFTER WEEKLY USE; Remove the drip tray cover from the squeegee
T300, T300e Service Information (3-2017) 35 MAINTENANCE 11. Severe environment option - Refill the severe environment tank with a recommended cleaning detergent at full concentration (Fig. 97). Replace cap. Fig. 97 12. Charge batteries (Fig. 98). See BATTERIES. Fig. 98 AFTER WEEKLY USE 1. Check the ...
Page 36 - AFTER EVERY 50 HOURS OF USE; Remove the solution tank filter and clean screen; AFTER EVERY 100 HOURS OF USE; If machine is equipped with the optional battery water-
36 T300, T300e Service Information (3-2017) MAINTENANCE AFTER EVERY 50 HOURS OF USE 1. Remove the solution tank filter and clean screen (Fig. 101). Turn the filter bowl counter-clockwise to remove. Make sure to drain solution tank before removing filter. Fig. 101 2. Cylindrical brushes - Rotate brus...
Page 37 - ELECTRIC MOTORS; Replace motor carbon brushes as indicated. Contact; BELTS; Replace belts every 1250 hours. Contact trained per-
T300, T300e Service Information (3-2017) 37 MAINTENANCE ELECTRIC MOTORS Replace motor carbon brushes as indicated. Contact trained personnel for carbon brush replacement. Carbon Brush Replacement Hours Vacuum motor 750 Propel motor (drive model) 1250 Disk brush motor 1250 Cylindrical brush motor 125...
Page 38 - BATTERIES; • Do not charge the batteries more than once a day; MAINTENANCE-FREE BATTERIES; Before Charging; CHECKING CONNECTIONS / CLEANING
38 T300, T300e Service Information (3-2017) MAINTENANCE BATTERIES FOR SAFETY: Before leaving or servicing machine, stop on level surface, turn off machine, remove key and set parking brake if equipped. The lifetime of the batteries depends on their proper maintenance. To get the most life from the b...
Page 39 - CHARGING BATTERIES; Park the machine on a flat, dry surface, turn off; FOR SAFETY: When servicing batteries, stop on; If the machine is equipped with flooded (wet) lead; Disconnect the AC power supply cord first.; The charger will automatically begin charging
T300, T300e Service Information (3-2017) 39 MAINTENANCE CHARGING BATTERIES The charging instructions in this manual are intended for the battery charger supplied with your machine. The use of other battery chargers that are not supplied and approved by Tennant are prohibited. If your machine is equi...
Page 40 - After charging batteries unplug the power supply; SQUEEGEE BLADE REPLACEMENT; Remove the squeegee assembly from the
40 T300, T300e Service Information (3-2017) MAINTENANCE On-board battery charger: The battery discharge indicator lights will ripple back and forth during the charging cycle. When all five lights repeatedly flash two times, the charging cycle is complete (Fig. 112). T300e/T300 T300 LCD Fig. 112 6. A...
Page 41 - Squeeze the squeegee frame and blade; ATTENTION: During first time use and after; Park the machine on a level surface, remove the
T300, T300e Service Information (3-2017) 41 MAINTENANCE 4. 4. Rotate the rear blade to a new wiping edge (Fig. 116). Make sure to align the slots in the blade with retainer tabs. Fig. 116 5. 5. Squeeze the squeegee frame and blade retainer together and re-tighten the two outside knobs (Fig. 117). Fi...
Page 42 - Gray; service switch, the three solution flow indicator; Service switch
42 T300, T300e Service Information (3-2017) MAINTENANCE 3. Disconnect the two hose connectors from the top of the cartridge by pressing the gray collars inward and pulling the connectors outward (Fig. 119). Lift cartridge to remove. Gray Collar Fig. 119 4. Fill in the installation date on the new ca...
Page 43 - tie-down brackets to the floor of your trailer or; STORING MACHINE; Empty the water from the solution tank filter
T300, T300e Service Information (3-2017) 43 MAINTENANCE FOR SAFETY: When loading/unloading machine onto/off truck or trailer, use a ramp that can support the machine weight and operator. FOR SAFETY: Do not operate the machine on a ramp incline that exceeds a 21% grade level. Fig. 122 3. Once loaded,...
Page 44 - FAULTS; Fault Condition; Parking Brake
44 T300, T300e Service Information (3-2017) TROUBLESHOOTING TROUBLESHOOTING FAULTS Machine faults are displayed three different ways depending on the machine configuration: Machines equipped with a membrane panel display faults using the BDI (Battery Discharge Indicator). If a fault is present, the ...
Page 45 - TROUBLESHOOTING; Valve FET Fault
T300, T300e Service Information (3-2017) 45 TROUBLESHOOTING FAULTS (Cont’d) BDI (BatteryDischargeIndicator) ☼ = Flashing Pro-PanelLCD Faults(Option) Fault Condition Reason Correction ☼ ☼ ☼ ☼ ● 0x0102 Voltage/Power Loss 1. Scrub controller board notdetecting power.2. Intermittent control board powerl...
Page 46 - iDrive unit is faulty.
46 T300, T300e Service Information (3-2017) TROUBLESHOOTING FAULTS (Cont’d) BDI (BatteryDischargeIndicator) ☼ = Flashing Pro-PanelLCD Faults(Option) Fault Condition Reason Correction ☼ ● ● ● ☼ 0x0900 Propel Generic Fault 1. Generic iDrive fault.2. Large white iDrive connector pin 2, 8, or 9 disconne...
Page 47 - ISO-test resistor is fitted
T300, T300e Service Information (3-2017) 47 TROUBLESHOOTING FAULTS (Cont’d) BDI (BatteryDischargeIndicator) ☼ = Flashing Pro-PanelLCD Faults(Option) Fault Condition Reason Correction ☼ ● ● ● ☼ 0x090C Propel EEPROM Write Error iDrive unit is faulty. Replace iDrive. 0x090D Propel EEPROM Write Timeout ...
Page 50 - Overflow
50 T300, T300e Service Information (3-2017) TROUBLESHOOTING BDI (BatteryDischargeIndicator) ☼ = Flashing Pro-PanelLCD Faults(Option) Fault Condition Reason Correction ☼ ● ● ● ☼ 0x092D Propel Output Voltage Tracking iDrive unit is faulty. Replace iDrive. 0x092E Propel Negative Feedback Voltage Null i...
Page 53 - Check harness and vacuum.
T300, T300e Service Information (3-2017) 53 TROUBLESHOOTING BDI (BatteryDischargeIndicator) ☼ = Flashing Pro-PanelLCD Faults(Option) Fault Condition Reason Correction ☼ ● ☼ ☼ ☼ 0x0503 Vacuum Over Current Fault 1. Current draw higher than expected. Check harness and vacuum. 0x0504 Vacuum Over Current...
Page 54 - Check for low battery voltage.
54 T300, T300e Service Information (3-2017) TROUBLESHOOTING BDI (BatteryDischargeIndicator) ☼ = Flashing Pro-PanelLCD Faults(Option) Fault Condition Reason Correction ☼ ☼ ☼ ● ● 0xF100 Charger Generic Warning 1. Error condition has occurred with charger unit. Replace charger. ● ☼ ☼ ● ● 0xF101 Charger...
Page 55 - Icon; Current draw higher than expected.
T300, T300e Service Information (3-2017) 55 TROUBLESHOOTING Icon Code Fault Condition Reason Correction 0x0702 EC-H2O Pressure Switch Active The system pressure switch is detecting a trip or unconnected. 1. System pressure too high; needs repair. 2. Check connections. Verify functionality of scrub h...
Page 57 - ERROR CODE; Operate charger in a well ventilated area.; FAULTS - OFF BOARD BATTERY CHARGER
T300, T300e Service Information (3-2017) 57 TROUBLESHOOTING ERROR CODE REASON CORRECTION Srt:IBIBmax Output current has exceeded nominal cur-rent value by more than 10%. Ensure there are no short circuits on bat-tery or battery cables or there is an active load on battery that draws more currant tha...
Page 58 - FAULT CONDITION
58 T300, T300e Service Information (3-2017) TROUBLESHOOTING TROUBLESHOOTING FAULT CONDITION REASON CORRECTION Hour Meter Not Powered 1. Hour meter wires disconnected.2. Scrub Controller board connector J8 pin 9 disconnected. Check connections/wiring. Bail Not Responding 1. Bail sensor is unplugged.2...
Page 60 - Onboard Battery Charger
60 T300, T300e Service Information (3-2017) TROUBLESHOOTING AC Power Cord BLACK Cable Onboard Battery Charger (2) 12VDC Batteries P2-3 P2-4 P2-2 P2-6 CAN + B + B - CAN - P2-10 CAN GROUND N.O. COM N.C. P2-1 113/BLK/WHT GRN YEL 5/GRN 7/PUR 4/YEL 1/RED 1/RED 6/BLU CB1 4A + - + - 12 Volt 12 Volt Key Swi...
Page 61 - BATTERIES FAILED TO CHARGE/ REDUCED RUN TIME (ONBOARD CHARGER); Is there a flashing BDI fault or LCD Pro-Panel
T300, T300e Service Information (3-2017) 61 TROUBLESHOOTING BATTERIES FAILED TO CHARGE/ REDUCED RUN TIME (ONBOARD CHARGER) STEP ACTION VALUE(S) YES NO 1 • Key On • Is there a flashing BDI fault or LCD Pro-Panel (option) fault code present? See “Faults” in the TROUBLE- SHOOTING section of this manual...
Page 62 - Battery Charger Connector
62 T300, T300e Service Information (3-2017) TROUBLESHOOTING Battery Charger Connector Battery Charger Interlock Switch (2) 12 VDC Batteries N.O. COM N.C. CB1 4A + - + - 12 Volt 12 Volt Not Used Key Switch Battery Positive + Battery Negative - PMC021 J7-10, J7-7 Interface Module 1/RED 4/YEL 5/GRN 6/B...
Page 63 - BATTERIES FAILED TO CHARGE/ REDUCED RUN TIME (OFF BOARD CHARGER); SHOOTING
T300, T300e Service Information (3-2017) 63 TROUBLESHOOTING BATTERIES FAILED TO CHARGE/ REDUCED RUN TIME (OFF BOARD CHARGER) STEP ACTION VALUE(S) YES NO 1 • Key On • Is there an LCD fault present on the Off Board Charger? See “Off Board Battery Char-ger Faults” in the TROUBLE- SHOOTING section of th...
Page 64 - Interface Module
64 T300, T300e Service Information (3-2017) TROUBLESHOOTING POWER-UP ON AC Power Cord RED Cable BLACK Cable Onboard Battery Charger (Opt) Interface Module Touch Panel or LCD Option Machine Control Module (Opt) Off-board Battery Charger Interlock Switch (Std) (2) 12 VDC Batteries P2-3 P2-4 P2-2 J7-10...
Page 65 - MACHINE FAILED TO POWER UP; Key On
T300, T300e Service Information (3-2017) 65 TROUBLESHOOTING MACHINE FAILED TO POWER UP STEP ACTION VALUE(S) YES NO 1 • Key On • Test the total battery voltage using a voltmeter • Is the total battery voltage greater than 20 VDC? Go to Step #2 Recharge Batteries and Test Power-Up Circuit Operation 2 ...
Page 66 - MTR; I-Drive Propel Module; Propel; Enabled
66 T300, T300e Service Information (3-2017) TROUBLESHOOTING T300 PROPEL SUBSYSTEM (OPTION) J9-1 Machine Controller MTR I-Drive Propel Module (2) 12 VDC Batteries B+ P1-5 ON/OFF Propel Enable (B+ from J9-1 = ON) B- M1 M2 GND_REF P1-13 REVERSE P1-12 8/GRY 16/BLU 9/WHT 10/TAN 37/PUR 36/BLU 13/BLK 1/RED...
Page 67 - T300 FAILED TO PROPEL
T300, T300e Service Information (3-2017) 67 TROUBLESHOOTING T300 FAILED TO PROPEL STEP ACTION VALUE(S) YES NO 1 • Key On • Enable propel • Is there a flashing BDI fault or LCD Pro-Panel (option) fault code present? See “Faults” in the TROUBLE-SHOOTING sec- tion of this manual Go to Step #2 2 • See S...
Page 69 - T300e FAILED TO PROPEL; Is there a flashing BDI fault code present?
T300, T300e Service Information (3-2017) 69 TROUBLESHOOTING T300e FAILED TO PROPEL STEP ACTION VALUE(S) YES NO 1 • Key On • Enable propel • Is there a flashing BDI fault code present? See “Faults” in the TROUBLE-SHOOTING sec- tion of this manual Go to Step #2 2 • See SERVICE DIAGNOSTICS TOOL in the ...
Page 70 - SCRUB HEAD; Scrub
70 T300, T300e Service Information (3-2017) TROUBLESHOOTING T300 SCRUB MOTOR ON Battery Positive + Battery Negative - PMC011 28/GRY SCRUB HEAD POSITION SW. (CLOSED = DOWN) MTR Scrub Motor (35-40 Amps) MACHINE CONTROL MODULE B+ KSI (KEY SWITCH INTERLOCK) HALF_0B HALF_0A HALF_1B HALF_1A 1 2 DIGITAL_GN...
Page 71 - T300 SCRUB MOTOR FAILED TO TURN ON
T300, T300e Service Information (3-2017) 71 TROUBLESHOOTING T300 SCRUB MOTOR FAILED TO TURN ON STEP ACTION VALUE(S) YES NO 1 • Key On • Enable scrub motor • Is there a flashing BDI fault or LCD Pro-Panel (option) fault code present? See “Faults” in the TROUBLE-SHOOTING sec-tion of this manual Go to ...
Page 72 - T300e SCRUB MOTOR ON; From Key; Battery Positive +; NOTE: The scrub motor system
72 T300, T300e Service Information (3-2017) TROUBLESHOOTING T300e SCRUB MOTOR ON From Key Switch B+ J7-6 Interface Module D-1 M1B 30 87 (2) 12 VDC Batteries 1/RED 1/RED 12/BRN 26/BLU 13/BLK 13/BLK 6/BLU 20/TAN 6/BLU 42/BRN 6/BL U 13/BLK 13/BLK + - + - 12 Volt 12 Volt Battery Positive + Battery Negat...
Page 73 - T300e SCRUB MOTOR FAILED TO TURN ON
T300, T300e Service Information (3-2017) 73 TROUBLESHOOTING T300e SCRUB MOTOR FAILED TO TURN ON STEP ACTION VALUE(S) YES NO 1 • Key On • Enable scrub motor • Is there a flashing BDI fault code present? See “Faults” in the TROUBLE-SHOOTING sec-tion of this manual Go to Step #2 2 • Key On • Enable scr...
Page 74 - NOTE: The lift actuator adjusts to one of; Lift; Disabled
74 T300, T300e Service Information (3-2017) TROUBLESHOOTING 28/GRY Battery Positive + Battery Negative - PMC011 MTR Lift Actuator (3-5 Amps) NOTE: The lift actuator adjusts to one of three pre-set internal switch conditions (see below) based on the down pressure selection made on the touch panel. • ...
Page 75 - SCRUB HEAD FAILED TO RAISE/LOWER
T300, T300e Service Information (3-2017) 75 TROUBLESHOOTING SCRUB HEAD FAILED TO RAISE/LOWER STEP ACTION VALUE(S) YES NO 1 • Key On • Enable lift actuator • Is there a flashing BDI fault or LCD Pro-Panel (option) fault code present? See “Faults” in the TROUBLE-SHOOTING sec- tion of this manual Go to...
Page 76 - Vacuum Fan
76 T300, T300e Service Information (3-2017) TROUBLESHOOTING T300 VACUUM FAN ON Battery Positive + Battery Negative - PMC011 26/BLU MTR Vacuum Fan (18-20 Amps) Approx. 19 Volts Normal Mode Approx. 11 Volts Quiet Mode MACHINE CONTROL MODULE B+ KSI (KEY SWITCH INTERLOCK) HALF_2 HALF_2 B+ DIGITAL_GND1 (...
Page 77 - T300 VACUUM FAN FAILED TO TURN ON
T300, T300e Service Information (3-2017) 77 TROUBLESHOOTING T300 VACUUM FAN FAILED TO TURN ON STEP ACTION VALUE(S) YES NO 1 • Key On • Enable vacuum fan • Is there a flashing BDI fault or LCD Pro-Pan - el (option) fault code present? See “Faults” in the TROUBLE-SHOOTING section of this manual Go to ...
Page 78 - top
78 T300, T300e Service Information (3-2017) TROUBLESHOOTING T300e VACUUM FAN ON From E-S top Switch B+ D-2 M3B 30 87 (2) 12 VDC Batteries 1/RED 1/RED 15/GRN 29/WHT 13/BLK 13/BLK 38/GRY 3/ORA 13/BLK + - + - 12 Volt 12 Volt Battery Positive + Battery Negative - PMC021 CB6 (20A) Vacuum Fan Motor MTR M3...
Page 79 - T300e VACUUM FAN FAILED TO TURN ON
T300, T300e Service Information (3-2017) 79 TROUBLESHOOTING T300e VACUUM FAN FAILED TO TURN ON STEP ACTION VALUE(S) YES NO 1 • Key On • Enable vacuum fan • Is there a flashing BDI fault code present? See “Faults” in the TROUBLE-SHOOTING sec-tion of this manual Go to Step #2 2 • Key On • Enable vacuu...
Page 80 - KSI; INPUT 4; RETURN
80 T300, T300e Service Information (3-2017) TROUBLESHOOTING T300 SOLUTION CONTROL ON (CONVENTIONAL) Battery Positive + Battery Negative - PMC011 28/GRY NOTE: The detergent pump is part of the SE (Severe Environment) option. See SE troubleshooting for additional system details. MACHINE CONTROL MODULE...
Page 81 - T300 SOLUTION CONTROL FAILED TO TURN ON (CONVENTIONAL)
T300, T300e Service Information (3-2017) 81 TROUBLESHOOTING T300 SOLUTION CONTROL FAILED TO TURN ON (CONVENTIONAL) STEP ACTION VALUE(S) YES NO 1 • Key On • Enable solution control (conventional) • Is there a flashing BDI fault or LCD Pro-Pan - el (option) fault code present? See “Faults” in the TROU...
Page 82 - Char; SV1 Solution
82 T300, T300e Service Information (3-2017) TROUBLESHOOTING T300e SOLUTION CONTROL ON (CONVENTIONAL) Operator’s Switch/LED Touch Panel (2) 12 VDC Batteries 1/RED 13/BLK 13/BLK 5/GRN 6/BLU 54/YEL 30/TAN 31/PNK 6/BL U 6/BLU + - + - 12 Volt 12 Volt Key Switch Battery Positive + Battery Negative - PMC02...
Page 83 - T300e SOLUTION CONTROL FAILED TO TURN ON (CONVENTIONAL)
T300, T300e Service Information (3-2017) 83 TROUBLESHOOTING T300e SOLUTION CONTROL FAILED TO TURN ON (CONVENTIONAL) STEP ACTION VALUE(S) YES NO 1 • Key On • Enable solution control (conventional) • Is there a flashing BDI fault code present? See “Faults” in the TROUBLE-SHOOTING section of this manua...
Page 84 - Flush Switch; Ba; Solution
84 T300, T300e Service Information (3-2017) TROUBLESHOOTING T300 SOLUTION CONTROL ON (ec-H2O) Ba tt er y (+) C1 Capacitor (0.01µf ) + - ec-H2O Pump Water Conditioning Module Pump Com N.C. N.O. N.C. Opens @ 6 PSI +/- 2 PSI = Fault 4EB/YEL 4EA/YEL 3EA/ORA 3EB/ORA Battery Positive + Battery Negative - ...
Page 85 - STEP
T300, T300e Service Information (3-2017) 85 TROUBLESHOOTING T300 SOLUTION CONTROL FAILED TO TURN ON (ec-H2O) STEP ACTION VALUE(S) YES NO 1 • Key On • Enable solution control (ec-H2O) • Is there a flashing BDI, ec-H2O fault or LCD Pro-Panel (option) fault code present? See “Faults” in the TROUBLE-SHO...
Page 88 - SV1 Solution Valve; K Ω Detergent; Detergent
88 T300, T300e Service Information (3-2017) TROUBLESHOOTING Battery Positive + Battery Negative - SV1 Solution Valve (0.4-0.6 Amps) Detergent Tank level Sw. PMC011 28/GRY MTR Detergent Pump (Option) (Pulsed 5 Volts - 20 Volts Continuous) MACHINE CONTROL MODULE B+ KSI (KEY SWITCH INTERLOCK) RETURN PU...
Page 89 - T300 SE (SEVERE ENVIRONMENT) FAILED TO TURN ON
T300, T300e Service Information (3-2017) 89 TROUBLESHOOTING T300 SE (SEVERE ENVIRONMENT) FAILED TO TURN ON STEP ACTION VALUE(S) YES NO 1 • Key On • Enable SE (Severe Environment) detergent pump • Is there a flashing BDI fault or LCD Pro-Panel (option) fault code present? See “Faults” in the TROUBLE-...
Page 90 - Input; refers to the plug or connector number followed
90 T300, T300e Service Information (3-2017) TROUBLESHOOTING SUN-I/O CIRCUIT BOARD TESTING (UNIVERSAL SCHEMATIC) MTR [fill in the blank] Module (2) 12 VDC Batteries Unswitched B+ P1-X Switched B+ B- Input P1-X Input P1-X Input Circuit Breaker Key Switch + - + - 12 Volt 12 Volt Directional Switch (clo...
Page 91 - unswitched battery voltage
T300, T300e Service Information (3-2017) 91 TROUBLESHOOTING SUN-I/O CIRCUIT BOARD TESTING PROCEDURE STEP ACTION VALUE(S) YES NO 1 Switched (+)* • Key On, circuits loaded (preferred) • All electrical components remain con-nected to wire harness • Use an electrical schematic to identify all switched...
Page 92 - NETWORK RESISTANCE
92 T300, T300e Service Information (3-2017) TROUBLESHOOTING NETWORK RESISTANCE The network resistance must be correct for the network to operate correctly. Depending on which node the measurement is taken at and the method of measurment, the resistance may be one of two val- ues: 121 or 61 Ohms. Any...
Page 93 - measurements are > 1M Ω for non-terminating nodes; WIRE CONTINUITY TO NODE
T300, T300e Service Information (3-2017) 93 TROUBLESHOOTING NODE (MODULE) RESISTANCE Each node on the network has a connector for the CAN communication wires. Check each board indi- vidually to make sure the CANH and CANL resistance measurements are > 1M Ω for non-terminating nodes and 122 Ω for ...
Page 94 - MACHINE NODE TABLE; Machine model
94 T300, T300e Service Information (3-2017) TROUBLESHOOTING MACHINE NODE TABLE The following table outlines the CAN nodes by ma- chine model. A standard node is one that is always present. Optional nodes are dependent on the customer order. Gray box = Terminating Resistor Locations. If only one box ...
Page 95 - SERVICE DIAGNOSTICS TOOL; ServiceLink; PROGRAMING A NEW INTERFACE MODULE; Service Diagnostics
T300, T300e Service Information (3-2017) 95 SERVICE SERVICE SERVICE DIAGNOSTICS TOOL Machine software configuration, which is stored in the interface module, must be programmed if the i-Drive or interface modules are replaced in the field or if optional features are installed in the field. Authorize...
Page 96 - SERVICE; Inspect the actual machine configuration and
96 T300, T300e Service Information (3-2017) SERVICE 7. The Service Diagnostics tool now connects to the control module network. 8. The Service Diagnostics tool will automatically detects a new interface module installation. Enter the model and serial number and then click on the arrow button. 9. Ins...
Page 97 - RE-CONFIGURING EXISTING MODULES; SYSTEM REQUIREMENTS:
T300, T300e Service Information (3-2017) 97 SERVICE RE-CONFIGURING EXISTING MODULES SYSTEM REQUIREMENTS: Windows ® 7 OS, Microsoft .NET 4.5 or later, USB to Mini-USB cable. Machine software configuration, which is stored in the interface module, must be programmed if the i-Drive or interface modules...
Page 98 - Click on the Configuration button to display a list
98 T300, T300e Service Information (3-2017) SERVICE 4. Click on the Configuration button to display a list of configurable options. 5. Select all of the desired re-configurations that apply from the drop-down menus and then click individual arrow buttons to launch individual module re-programming (t...
Page 100 - DISPLAYING FAULT CODES
100 T300, T300e Service Information (3-2017) SERVICE 4. Click on the I-Drive button. 5. Click on the Program Factory Defaults button to program the I-Drive module. 6. Cycle the key switch to save. DISPLAYING FAULT CODES SYSTEM REQUIREMENTS: Windows ® 7 OS, Microsoft .NET 4.5 or later, USB to Mini-US...
Page 101 - BATTERY CHARGER SETTINGS; To program the machine’s battery discharge; SOLID
T300, T300e Service Information (3-2017) 101 SERVICE BATTERY CHARGER SETTINGS The battery charger is set to charge the battery type supplied with your machine. If you choose to change to a different battery type or capacity, the charger’s charging profile must be changed to prevent battery damage. T...
Page 102 - Press the middle button to activate the battery; TURNS; Press the up arrow button to scroll through the; Press the up arrow button until the
102 T300, T300e Service Information (3-2017) SERVICE 3. Press the middle button to activate the battery type options (algorithms). The left LED will turn red. TURNS RED 4. Press the up arrow button to scroll through the battery types (algorithms) until the desired battery type is located. 5. Press t...
Page 103 - ON-BOARD BATTERY CHARGER; Unwrap the battery charger power cord from the
T300, T300e Service Information (3-2017) 103 SERVICE ON-BOARD BATTERY CHARGER Pro/Membrane Models - Service application software required, contact service. As an alternative, the char- ger profile may be manually changed. See CHANG- ING ON- BOARD BATTERY CHARGER SETTINGS for Pro-Membrane model. The ...
Page 104 - on- board battery charger cord into an electrical
104 T300, T300e Service Information (3-2017) SERVICE Fig. 118 Dial Position Battery Description Settings with AH Ranges 0 Factory setting* Programmed via CAN- Bus 1 Wet, Trojan 105- 155 AH 2 Wet, Enersys/Tab 105- 155 AH 3 AGM, Discover 80- 150 AH 4 AGM, Fullriver 80- 150 AH 5 AGM, TPPL, Enersys 20- ...
Page 105 - Press the Battery Type button to select the; BATTERY CHARGER OPERATION; lead-acid batteries, the finish voltage can rise up to; Equalization Charge Cycle; charge cycle automatically occurs once every 30
T300, T300e Service Information (3-2017) 105 SERVICE 4. Press the Battery Type button to select the battery type installed in machine (). Fig. 121 BATTERY CHARGER OPERATION Above is a graph representing the I-U-I (constant current-constant voltage-contant current) charging strategy used to charge ba...
Page 106 - REMOVING SCRUB HEAD ASSEMBLY; Lower scrub head to floor.
106 T300, T300e Service Information (3-2017) SERVICE REMOVING SCRUB HEAD ASSEMBLY FOR SAFETY: Before leaving or servicing machine, stop on level surface, turn off machine, remove key and disconnect batteries. 1. Drain recovery tank, turn off key, and disconnect batteries. 2. Remove debris tray (cyli...
Page 107 - for the configured scrub head type.; INSTALLING SCRUB HEAD ASSEMBLY; Installation is the reverse of removal.
T300, T300e Service Information (3-2017) 107 SERVICE 8. Remove lift mechanism mounting bolts (2). Note the orientation of the spacers and nylon washers for reassembly. Also, note the hole selection for the configured scrub head type. 9. Remove scrub head assembly. INSTALLING SCRUB HEAD ASSEMBLY FOR ...
Page 108 - Disconnect the transaxle motor electrical
108 T300, T300e Service Information (3-2017) SERVICE 2. Disconnect the transaxle motor electrical connection. NOTE: This must be done to keep the machine stationary during the brush pattern test. 3. Turn off ec-H2O (if equipped) and disconnect the conventional water valve from the wire harness. NOTE...
Page 109 - To adjust the brush pattern taper, lower the scrub
T300, T300e Service Information (3-2017) 109 SERVICE 7. Release parking brake (if equipped) and pull the machine away from the pattern test site and inspect the brush pattern. The pattern shown below has a severe taper and requires adjustment to achieve two parallel rectangles. 8. To adjust the brus...
Page 110 - Tighten the top bolt and perform a final pattern; REMOVING LOWER ORBITAL HEAD ISOLATORS; Remove flat head screws securing the lower
110 T300, T300e Service Information (3-2017) SERVICE 13. Tighten the top bolt and perform a final pattern check. Adjustment is complete. REMOVING LOWER ORBITAL HEAD ISOLATORS FOR SAFETY: Before leaving or servicing machine, stop on level surface, turn off machine, remove key and disconnect batteries...
Page 111 - INSTALLING LOWER ORBITAL HEAD ISOLATOR
T300, T300e Service Information (3-2017) 111 SERVICE INSTALLING LOWER ORBITAL HEAD ISOLATOR FOR SAFETY: Before leaving or servicing machine, stop on level surface, turn off machine, remove key and disconnect batteries. 1. Installation is the reverse of removal. 2. During reassembly, place a 30 lb we...
Page 112 - Remove rear squeegee assembly and set aside.
112 T300, T300e Service Information (3-2017) SERVICE 4. Remove rear squeegee assembly and set aside. 5. Carefully lower machine onto the left side using a protective blanket. 6. Remove wheel nuts (2). It will be necessary to raise the machine up and lower it to the right side to access the left side...
Page 113 - MAKING A CONNECTION; Cut the tube square. The outer diameter of the
T300, T300e Service Information (3-2017) 113 SERVICE PTC (PUSH-TO-CONNECT) FITTINGS MAKING A CONNECTION 1. Cut the tube square. The outer diameter of the tubing must be free from score marks, burrs or sharp edges. 2. Insert tube. The fitting will grip the hose before it seals. Be sure the tube is co...
Page 114 - DISCONNECTING; Push in collet squarely against face of fitting to
114 T300, T300e Service Information (3-2017) SERVICE DISCONNECTING CAUTION: Contents may be under pressure. Relieve system pressure before disconnecting fittings. 1. Push in collet squarely against face of fitting to release the hose from the fitting. With the collet held in this position, the tube ...
Page 115 - INSTALLING VACUUM MOTOR
T300, T300e Service Information (3-2017) 115 SERVICE 4. Remove vacuum fan mounting hardware (3). 5. Remove vacuum fan assembly. INSTALLING VACUUM MOTOR FOR SAFETY: Before leaving or servicing machine, stop on level surface, turn off machine, remove key and disconnect batteries. 1. Installation is th...
Page 116 - REMOVING CARBON BRUSHES; Inspect carbon brushes. Replace carbon brushes
116 T300, T300e Service Information (3-2017) SERVICE REMOVING CARBON BRUSHES FOR SAFETY: Before leaving or servicing machine, stop on level surface, turn off machine, remove key and disconnect batteries. 1. Remove torx screws (2) securing vacuum fan cover assembly . 2. Loosen carbon brush mounting t...
Page 118 - Disconnect electrical connections and remove; INSTALLING WATER SOLENOID
118 T300, T300e Service Information (3-2017) SERVICE 7. Disconnect electrical connections and remove T-25 Torx mounting screws (2). Set hardware aside. 8. Disconnect PTC (Push-To-Connect) connections (2) from solenoid. See PTC (PUSH-TO- CONNECT) FITTINGS in the SERVICE section of this manual. INSTAL...
Page 119 - See
T300, T300e Service Information (3-2017) 119 SERVICE ADJUSTING WATER SOLENOID (T300E ONLY) FOR SAFETY: Before leaving or servic-ing machine, stop on level surface, turn off machine, and remove key. 1. Loosen set screws (2) and remove knob from water solenoid. Set knob aside. 2. Disconnect scrub head...
Page 120 - Place a shallow catch basin below the water
120 T300, T300e Service Information (3-2017) SERVICE 5. Place a shallow catch basin below the water solenoid, turn on floor scrubber and activate conventional solution flow by squeezing the handle assembly. NOTE: Attaching a zip tie will assist in holding the handle while making adjustments to the w...
Page 121 - CONTROL MODULES; Cut zip ties securing hoses and wire harnesses
T300, T300e Service Information (3-2017) 121 SERVICE CONTROL MODULES REMOVING MACHINE CONTROL MODULE (OPTION) 1. Drain solution and recovery tanks. 2. Disconnect batteries. 3. Remove batteries and set aside. 4. Cut zip ties securing hoses and wire harnesses to cover. 5. Remove the heat sink mounting...
Page 122 - Remove the heat sink and machine control; INSTALLING CONTROL MODULE; NOTE: The torque specification for control module
122 T300, T300e Service Information (3-2017) SERVICE 7. Remove the heat sink and machine control module assembly from the scrubber. INSTALLING CONTROL MODULE FOR SAFETY: When servicing machine, disconnect battery connections before working on machine. 1. Attach a static wrist strap to the battery (-...
Page 123 - Disconnect electrical connections and remove
T300, T300e Service Information (3-2017) 123 SERVICE 5. Disconnect electrical connections and remove I-Drive mounting screws (2). INSTALLING I-DRIVE MODULE (OPTION) FOR SAFETY: When servicing machine, disconnect battery connections before working on machine. 1. Installation is reverse of removal. 2....
Page 124 - Remove battery charger mounting torx hardware; INSTALLING ONBOARD BATTERY CHARGER; NOTE: This battery charger can be programmed for
124 T300, T300e Service Information (3-2017) SERVICE 5. Remove battery charger mounting torx hardware (4). 6. Remove battery charger. INSTALLING ONBOARD BATTERY CHARGER FOR SAFETY: When servicing machine, disconnect battery connections before working on machine. 1. Installation is reverse of removal...
Page 125 - REMOVING INTERFACE MODULE; Lift up on the bottom of the panel and slide; INSTALLING INTERFACE MODULE; The new interface module must be programmed
T300, T300e Service Information (3-2017) 125 SERVICE REMOVING INTERFACE MODULE FOR SAFETY: When servicing machine, disconnect battery connections before working on machine. 1. Key Off and batteries disconnected. 2. Attach a static wrist strap to the battery (-) terminal to prevent ESD damage to the ...
Page 126 - Carefully separate the touch panel from the
126 T300, T300e Service Information (3-2017) SERVICE REMOVING BAIL SWITCH, SPEED POTENTIOMETER, OR DIRECTIONAL SWITCH FOR SAFETY: When servicing machine, disconnect battery connections before working on machine. 1. Key Off and batteries disconnected. 2. Remove rear access cover mounting screws (2). ...
Page 127 - console and separate console assembly.
T300, T300e Service Information (3-2017) 127 SERVICE 8. Remove operator console mounting bolts (2). 9. Lift up and forward to remove the operator console and place console on a work bench. 10. Remove plastic knobs and set aside. If replacing the potentiometer or directional switch, use a socket to r...
Page 128 - Release spring, rotate mechanism towards
128 T300, T300e Service Information (3-2017) SERVICE 14. Release spring, rotate mechanism towards bottom of operator console, and slide assembly to the side to remove. 15. Remove bail switch. INSTALLING BAIL SWITCH, SPEED POTENTIOMETER, OR DIRECTIONAL SWITCH FOR SAFETY: When servicing machine, disco...