Mitsubishi Mr.Slim PKA-A-GA- User Manual

Page 2 - Page; STRUCTUAL PARTS

2 1 TECHNICAL CHANGES 2 REFERENCE MANUAL Service Ref. PUZ-A18/24/30/36/42NHA PUZ-A18/24/30/36/42NHA-BS PUY-A12/18/24/30/36/42NHA (1) PUY-A12/18/24/30/36/42NHA (1) -BS Service Manual No. OC367 PUZ-HA36NHA OCH426 OCB426 2-1. OUTDOOR UNIT SERVICE MANUAL Series (Outdoor unit) PUZ-A·NHA(-BS) PUY-A·NHA(-B...

Page 3 - Cautions for units utilizing refrigerant R410A; Use new refrigerant pipes.; SAFETY PRECAUTION

3 Cautions for units utilizing refrigerant R410A 3-2. CAUTIONS RELATED TO NEW REFRIGERANT Use new refrigerant pipes. Make sure that the inside and outside of refrige-rant piping is clean and it has no contaminationsuch as sulfur hazardous for use, oxides, dirt, shaving particles, etc.In addition, us...

Page 4 - When charging directly from cylinder

4 Gravimeter Unit [3] Service tools Use the below service tools as exclusive tools for R410A refrigerant. No. Tool name Specifications 1 Gauge manifold · Only for R410A · Use the existing fitting specifications. (UNF1/2) · Use high-tension side pressure of 5.3MPa·G or over. 2 Charge hose · Only for ...

Page 5 - PART NAMES AND FUNCTIONS; Indoor Unit

5 4 PART NAMES AND FUNCTIONS Indoor Unit Air intake Air intake grille Filter Air outlet Guide vane Auto vane PKA-A12GAPKA-A18GAPKA-A12GALPKA-A18GALPKA-A12GA 1 PKA-A18GA 1 PKA-A12GAL 1 PKA-A18GAL 1 PKA-A12GA 2 PKA-A18GA 2 PKA-A12GAL 2 PKA-A18GAL 2 Indoor Unit PKA-A24FAPKA-A30FAPKA-A36FAPKA-A24FALPKA-...

Page 6 - Wired remote controller

6 PAR-21MAA ON/OFF FILTER CHECK OPERATION CLEAR TEST TEMP. MENU BACK DAY MONITOR/SET CLOCK ON/OFF Temperature setting buttons Down Up Timer Menu button(Monitor/Set button) Mode button (Return button) Set Time buttons Back Ahead Timer On/Off button(Set Day button) Opening thelid ON/OFF button Fan Spe...

Page 7 - °F°C; Display Section

7 Wired remote controller L L °F°C °F°C ERROR CODE AFTER TIMER TIME SUN MON TUE WED THU FRI SAT ONOFF HrAFTER FILTER FUNCTION ONLY1Hr. WEEKLY SIMPLE AUTO OFF Note: “PLEASE WAIT” messageThis message is displayed for approximately 3 minutes when power is supplied to the indoor unit or when the unit is...

Page 8 - Wireless remote controller

8 ON/OFF TEMP FAN VANE TEST RUN AUTO STOP AUTO START h min LOUVER MODE CHECK RESET SET CLOCK MODEL SELECT NOT AVAILABLE SWING CHECK FAN TEST RUN °F °C AMPM STOP START AMPM COOL DRY AUTO FAN HEAT VANE CONTROL button Changes the air flow direction. CLOCK button RESET button SET button ON/OFF button Th...

Page 9 - SPECIFICATIONS

9 5 SPECIFICATIONS AA kW F.L.A * /min(CFM) Pa(mmAq) dB mm(in.)mm(in.)mm(in.)mm(in.) kg(lbs) Service Ref. Power supply(phase, cycle, voltage) Max. Fuse Size Min. Circuit Ampacity External finish Heat exchanger Fan Fan(drive) % No. Fan motor output Fan motor Airflow(Low-Medium2-Medium1-High) External ...

Page 11 - UNIT; NOISE CRITERION CURVES

11 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISE NC-60 NC-50 NC-40 NC-30 NC-20 NC-70 OCT A VE BAND SOUND PRESSURE LEVEL, dB(0dB=0.0002 μ bar) BAND CENTER FREQUENCIES, Hz UNIT WALL 3.3ft 3.3ft MICROPHONE PKA-A24FA PKA-A30FA PKA-A24FAL ...

Page 12 - OUTLINES AND DIMENSIONS

12 7 OUTLINES AND DIMENSIONS INDOOR UNITPKA-A12GA PKA-A18GA PKA-A12GAL PKA-A18GAL Unit :inch(mm) PKA-A12GA 1 PKA-A18GA 1 PKA-A12GAL 1 PKA-A18GAL 1 PKA-A12GA 2 PKA-A18GA 2 PKA-A12GAL 2 PKA-A18GAL 2 Wiring entrance holes Service space required around indoor unit Front view (the open-topped grille) Rig...

Page 15 - WIRING DIAGRAM

15 Please set the voltage using the remote controller. For the setting method, please refer to the indoor unit Installation Manual. INTAKE CN20 (RED) LIQUID CN21 (WHT) PIPE CN29 (BLK) 1 2 1 2 1 2 1 3 1 3 1 3 1 2 TH5 TH1 TH2 REMOCON CN22 (BLU) 1 2 2 1 TB5 R.B TB6 2 1 TRANSMISSION WIRES DC12V For A12/...

Page 18 - VANE

18 SW1 Table 1 Service board SW2 Table 2 Service board Service board Service board 1 2 3 4 5 ON OFF 1 2 3 4 5 ON OFF MODELS PKA- A24FA(L) MODELS PKA- A30FA(L) MODELS PKA- A36FA(L) 1 2 3 4 5 ON OFF 1 2 3 4 5 ON OFF Please set the voltage using the remote controller. For the setting method, please ref...

Page 19 - REFRIGERANT SYSTEM DIAGRAM; Heat exchanger

19 9 REFRIGERANT SYSTEM DIAGRAM PKA-A12GA PKA-A18GA PKA-A24FA PKA-A30FA PKA-A36FAPKA-A12GAL PKA-A18GAL PKA-A24FAL PKA-A30FAL PKA-A36FALPKA-A12GA 1 PKA-A18GA 1 PKA-A24FA 1 PKA-A30FA 1 PKA-A36FA 1 PKA-A12GAL 1 PKA-A18GAL 1 PKA-A24FAL 1 PKA-A30FAL 1 PKA-A36FAL 1 PKA-A12GA 2 PKA-A18GA 2 PKA-A24FA 2 PKA-...

Page 20 - TROUBLESHOOTING

20 10 TROUBLESHOOTING <Error code display by self-diagnosis and actions to be taken for service (summary)> Present and past error codes are logged and displayed on the wired remote controller or controller board of outdoor unit. Actions to be taken for service and the trouble reoccurrence at f...

Page 21 - • The check mode is cancelled.; Malfunction-diagnosis method at maintenance service>; To be continued to the next page.

21 • "CHECK" lights, and refrigerant address "00" blinks.• Check that the remote controller's display has stopped before continuing. • Select the refrigerant address of the indoor unit for the self-diagnosis.Note: Set refrigerant address using the outdoor unit’s DIP switch (SW1). (Fo...

Page 22 - [Output pattern A] Errors detected by indoor unit; • Refer to the following tables for details on the check codes.

22 [Output pattern A] Errors detected by indoor unit [Output pattern B] E9 *1 If the beeper does not sound again after the initial 2 beeps to confirm the self-check start signal was received and the OPERATION INDICATOR lamp does not come on, there are no error records. *2 If the beeper sounds 3 time...

Page 28 - 0-4. TROUBLESHOOTING BY INFERIOR PHENOMENA; Phenomena

28 (For the separate indoor/outdoor unit power sup- ply system) 1 Power supply of 208/230V AC is not supplied to indoor unit. 2 The connectors of the optional replacement kit are not used. 3 Defective indoor controller board 4 Defective indoor power board 10-4. TROUBLESHOOTING BY INFERIOR PHENOMENA ...

Page 31 - Temperature; Thermistor R

31 Relay connector Protector OFF:125 $ 5 ON :79 $ 15 (A12/ 18GA(L) only) Orange Red Pink Yellow Brown Blue M OFF:130 $ 5 ON :80 $ 20 (A24/ 30/ 36FA(L) only) 1 1 2 2 3 3 Red White Black Parts name Check points Measure the resistance between the terminals with a tester. (Winding temperature 20 (68°F))...

Page 34 - Service board; 0-8. FUNCTIONS OF DIP SWITCH AND JUMPER WIRE

34 SW1 Setting by the dip switch and jumper wire Functions Jumper wire Modelsettings Capacitysettings Pair numbersetting withwirelessremotecontroller For service board Remarks SW2 J41J42 Unit type setting JP1 Indoorcontrollerboard type setting JP3 012 3 ~ 9 Wireless remote controller setting Control...

Page 35 - SPECIAL FUNCTION; Main unit; System constraint

35 11 SPECIAL FUNCTION Operation pattern OC-1 OC-2 IC-1 IC-2 3(2) 3(2) 2 RC 2 Mainunit Subunit Refrigerant address"01" Refrigerant address"00" Fig 1 [Back-up function only]··· Request code number "312" [Rotation function] & [Back-up function]··· Request code number "3...

Page 36 - NOTE

36 (1) Request Code List Rotation setting Initial setting Initial setting 2nd stage cut-in setting Setting contents Setting No. (Request code) No.7 (316) No.8 (317) No.9 (318) Rotation and Back-up OFF (Normal group control operation) Monitoring the request code of current setting. Setting No. (Reque...

Page 37 - (2) Setting method of each function by wired remote controller; TEST; Outline of functions

37 (2) Setting method of each function by wired remote controller B: Refrigerant addressC: Data display areaD: Request code display area TEST CHECK FILTER FILTER ON/OFF 1. Stop running the air-conditioner( ). 2. Press the button ( ) for 3 seconds so that [Maintenance mode] appears on the screen (at ...

Page 38 - DISASSEMBLY PROCEDURE; OPERATION PROCEDURE

38 12 DISASSEMBLY PROCEDURE PKA-A12GA PKA-A18GA PKA-A12GA 1 PKA-A18GA 1 PKA-A12GA 2 PKA-A18GA 2 PKA-A12GAL PKA-A18GAL PKA-A12GAL 1 PKA-A18GAL 1 PKA-A12GAL 2 PKA-A18GAL 2 OPERATION PROCEDURE PHOTOS & ILLUSTRATION 1. REMOVING THE LOWER SIDE OF THE INDOOR UNIT FROM THE INSTALLATION PLATE. (1) Remov...

Page 41 - OPERATING PROCEDURE; plate; Figure 1

41 OPERATING PROCEDURE PHOTOS&ILLUSTRATION Metal fixture Screws 1. Removing the lower side of the indoor unit from the installation plate (1) Remove the 2 screws. Hang the indoor unit hangers to the catches on the instal-lation plate. 2. Removing the right side panel (1) Remove the 2 screws of t...

Page 42 - Removing the vane motor; Photo 6; Catch on the left side panel

42 OPERATING PROCEDURE PHOTOS&ILLUSTRATION (9) Remove the screws of the indoor controller board case, and pull out the indoor controller board case. Then the indoor power board, the fan motor capacitor and the heater relay can be serviced. 5. Removing the vane motor (1) Remove the right side pan...

Page 43 - Photo 9; Removing the line flow fan and the fan motor

43 OPERATING PROCEDURE PHOTOS Photo 12 Heat exchanger Heater element Heater fixing screws Photo 10 Screw Centre support Line flow fans Photo 9 Photo 11 Photo 8 Photo 7 Screw Motor support Motor support Screw Fan motor Motor fixture Fan motor Screw Screw Fan motor Line flow fan Lineflow fan Bearing s...

Page 44 - Continued to the next page

44 13 PARTS LIST (non-RoHS compliant) T7W H28 480 R01 E22 114 R01 07Y 102 R01 005 103 R01 07Y 106 T7W A00 675 R01 07Y 524 R01 07Y 527 R01 07Y 530 R01 09Y 038 R01 07Y 038 R01 07Y 059 R01 E04 223 R01 E03 317 R01 07Y 135 R01 07Y 105 T7W E23 762 No. Parts No. Parts Name Specifications Remarks (Drawing N...

Page 45 - From the previous page

45 No. Parts No. Parts Name Specifications Remarks (Drawing No.) Wiring Diagram Symbol Recom- mended Q'ty Q'ty/set PKA-A 12, 18GA 12, 18GAL 18 19 20 21 22 23 24 25 26 27 TERMINAL BLOCK TERMINAL BLOCK CAPACITOR INDOOR CONTROLLER BOARD POWER BOARD TERMINAL BLOCK CONDENSER / EVAPORATOR TEMPERATURE THER...

Page 46 - Specification; Wiring; Remarks

46 ELECTRICAL PARTSPKA-A24FA PKA-A30FA PKA-A24FAL PKA-A30FAL Continued to the next page 20 1 2 8 7 18 6 17 15 16 11 12 9 22 24 26 25 21 23 3 4 5 10 13 19 14 Part No. Specification No. Wiring Diagram Symbol Recom- mended Q'ty Remarks (Drawing No.) Q'ty/set 24FA 30FA 24FAL 30FAL 12 3 456789 10 11 12 R...

Page 51 - Part number that is circled is not shown in the figure.

51 Part number that is circled is not shown in the figure. RU 11142 1 1 111 111421 1 111111 R01 12G 662R01 E01 812R01 E00 811R01 A17 500R01 12G 691R01 24K 658R01 12G 661T7W E05 661T7W E10 713R01 E00 075R01 E01 049T7W E08 714R01 12G 808R01 E01 641R01 12G 523 123456 7 89 10 11 121314 Part No. No. Wiri...

Page 53 - RoHS PARTS LIST; RoHS

53 14 RoHS PARTS LIST STRUCTURAL PARTSPKA-A12GA 1 PKA-A12GA 2 PKA-A18GA 1 PKA-A18GA 2 PKA-A12GAL 1 PKA-A12GAL 2 PKA-A18GAL 1 PKA-A18GAL 2 1 123456789 10 11 1213141516 BACK PLATECORNER COVERUNDER COVERFRONT PANELSCREW CAPVANE SLEEVEFRONT GRILLEAIR FILTERAUTO VANERECEIVING UNITCORNER COVERBOX ASSEMBLY...

Mitsubishi Mr.Slim PKA-A-GA- User Manual

Table of Contents:

Summary

Other Mitsubishi Models