Page 2 - SAFETY SUMMARY; IMPORTANT NOTICE; Use refrigerant R410A in the refrigerant cycle.
SAFETY SUMMARY IMPORTANT NOTICE ● We pursue a policy of continuing improvement in design and performance of products. The right istherefore reserved to vary specifications without notice. ● We cannot anticipate every possible circumstance that might involve a potential hazard. ● This air conditioner...
Page 3 - CHECKING PRODUCT RECEIVED
● If circuit breaker or fuse is often activated, stop the system and contact your service contractor. ● Check that the ground wire is securely connected. If the unit is not correctly grounded, it will lead to electric shock. Do not connect the ground wiring to gas piping, water piping, lightningcond...
Page 4 - Table of Contents
1. General ..................................................................................................................................................1 1.1 Features ...................................................................................................................................
Page 5 - GENERAL
1 . GENERAL 1. General1.1 Features 1.2 Product lineup 1.3 Nomenclature 24K 36K 48K 60K Outdoor unit Model (Btu/h) Type : available model 360 DC inverter driven technologyWith 360 all DC inverter driven technology, realize the compressor driving direction the same with rotary direction. Optimize ener...
Page 6 - Unit installation; Power Supply; Operating temperature range; Mode
1 . GENERAL 1.4 Unit installation 1.5 Working range 1.6 Product appearance 1:1 system is the only compatible combination.(Only one indoor unit can be connected with one outdoor unit.) Power Supply Storage condition Temperature: -13~140 (-25~60 ℉ ℃ ) Humidity: 30%~80% Working Voltage Voltage Imbalanc...
Page 10 - OUTLINES AND DIMENSIONS
3 . OUTLINES AND DIMENSIONS Unit : in.(mm) 6-1/8(155) 2-5/8(66) 4-1/8 (105) 37-3/8(950) 40-7/8（1038） 7-1/4(185) 22-7/8(580) 13-3/8(340) 16-1/4(414) 14-15/16(380) 13-9/16(344) 1-5/8(41) 2-3/4(70) 4-φ 5/8 (15 ) 3-1/2 (88) 33-1/ 8(840) 36K 6
Page 12 - ELECTRICAL DATA
4 . ELECTRICAL DATA 4. Electrical data Indoor Unit Power supply Applicable voltage ELB Voltage (V) PH Frequency ( Hz) Umin (V) Umax (V) Nominal Current (A) Nominal Sensitive Current (mA) 24K 208/230 1 60 198 253 25 30 36K 208/230 1 60 198 253 35 30 208/230 1 60 198 253 50 30 NOTE: 1. The above compr...
Page 13 - operating ambient temperature of outdoor unit.
5 . CAPACITIES AND SELECTION DATA 5. Capacities and selection data5.1 Capacity characteristic charts The following charts show the characteristics of outdoor unit capacity, which corresponds with the operating ambient temperature of outdoor unit. Conditions: ① Pipe length / height difference: 25 ft. ...
Page 14 - CAPACITIES AND SELECTION DATA
5 . CAPACITIES AND SELECTION DATA Performance data (Cooling operation at rated frequency) 24K outdoor unit matches 18K indoor unit Airflow (CMF) Outdoor DB(°F) IWB (°F) 59 63 67 71 IDB (°F) 70 75 80 85 70 75 80 85 70 75 80 85 70 75 80 85 450 5 TC 14.0 14.1 14.4 14.6 14.4 14.6 14.7 14.9 15.4 15.5 15....
Page 27 - Heati
5 . CAPACITIES AND SELECTION DATA Airflow (CMF) Outdoor DB IWB (°F) 59 63 67 71 IDB (°F) 70 8 0 75 7 0 85 8 5 80 75 8 0 75 8 0 85 1760 5 TC 42.5 43.0 43.9 44.4 43.9 44.4 44.9 45.5 47.1 47.5 47.7 48.1 \ 56.3 56.7 57.6 S/T 0.99 1.00 1.00 1.00 0.61 0.83 1.00 1.00 0.39 0.57 0.73 0.90 \ 0.39 0.53 0.67 kW...
Page 29 - Heat
5 . CAPACITIES AND SELECTION DATA Airflow (CMF) Outdoor DB(°F) IWB (°F) 59 63 67 71 IDB (°F) 70 75 80 85 70 75 80 85 70 75 80 85 70 75 80 85 750 5 TC 16.0 16.1 16.5 16.7 16.5 16.7 16.9 17.0 17.7 17.8 17.9 18.0 \ 21.1 21.3 21.6 S/T 0.99 1.00 1.00 1.00 0.61 0.83 1.00 1.00 0.39 0.57 0.73 0.90 \ 0.39 0....
Page 30 - Indoor unit; difference; Cooling; Heating; Model
5 . CAPACITIES AND SELECTION DATA 5.2 Piping length correction factor The correction factor is based on the equivalent piping length in meters (EL) and the height difference between outdoor and indoor units in meters (H). H: Height difference between indoor unit and outdoor unit (m). • H>0: Posit...
Page 31 - Correction factors according to defrosting operation
5 . CAPACITIES AND SELECTION DATA The correction factor of height between indoor unit and outdoor unit Height difference 16ft (5m) 33ft (10m) 108ft (30m) Factor 0.01 0.02 0.025 To ensure correct unit selection, consider the farthest indoor unit. NOTE : 1. Above data is assuming that the height diffe...
Page 33 - REFRIGERANT CYCLE; List of components
7 . REFRIGERANT CYCLE 7. Refrigerant cycle Outdoor unit 24K Cooling cycle Heating cycle List of components 1 Compressor 9 2 10 3 1 1 4 1 2 5 1 3 6 8 Outdoor heat exchanger Coil temperature sensor Electronic expansion valve Pressure sensor Strainer One-way valve Stop valve (Gas) TXV Discharge tempera...
Page 36 - WIRING DIAGRAM; DIP Switch Setting of Outdoor Unit
8 . WIRING DIAGRAM 8. Wiring diagram8.1 Electrical wiring diagram Electric wiring diagram 2150423.D 24K /36K DIP Switch Setting of Outdoor Unit Turn on the power before setting the DIP switch. Without turning on, the switches do not work and the content of the setting are invalid. Mark of " "...
Page 37 - IPM Board; Main Control Board
8 . WIRING DIAGRAM Electric wiring diagram 2153502.D 48K /60K DIP Switch Setting of Outdoor Unit 1 2 1 2 3 3 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 M M M 1 2 1 2 3 3 1 2 1 2 3 3 1 2 1 2 M 1 2 1 2 IPM Board Filter Board COMPRESSOR POWER TERMINAL PANEL DRAINAGE PAN HEATER DRAINAGE PAN...
Page 38 - Control board picture; Main control board; Description
8.�WIRING DIAGRAM 8.2 Control board picture 24K/36 K Main control board 34 NO. Description NO. Description 1 Compressor 14 Crankcase Heater 2 DC Fan Motor 15 Communication Signal between IDU&ODU 3 EE PROM 16 AC Power Lin 4 Coil Temperature Sensor 17 AC Power Nin 5 Ambient Temperature Sensor 18 G...
Page 39 - Segment display
8 . WIRING DIAGRAM 7 Segment display board (Checker board) NO. Description NO. Description 1 Computer/Checker to Outdoor Control Board 5 S2-Select Button 2 7-Segment Display 6 DIP Switch 3 S3-Decrease Button 4 S1-Increase Button 6 5 4 3 2 1 35
Page 41 - Drive board
8 . WIRING DIAGRAM 1 2 3 4 5 6 7 11 10 9 8 Drive board 12 37 NO. Description NO. Description 1 DC Fan Drive r 7 Reactor L2 2 8 Compressor W 3 EE PROM 9 Compressor U 4 N in 10 Compressor V 5 L in 11 D C Fan 1 6 Reactor L1 1 2 D C Fan 2 Communication Between Main Control Board & IPM
Page 42 - Filter
8 . WIRING DIAGRAM Filter board 5 4 3 1 2 38 NO. Description NO. Description 1 N Out 4 L in 2 5 N in 3 L Out Communication Between Main Control Board&Filter Board
Page 43 - Recommended Wire Size
8 . WIRING DIAGRAM 8.3 Common wiring Recommended Wire Size Model (Btu/h) Power Supply ELB Power Source Cable Size Transmitting Cable Size Fuse or Circuit Breaker (A) Rated Current (A) Nominal Sensitive Current (mA) 24K 208/230V ~ /60Hz 25 30 3×12AWG 5×16AWG 25 36K 35 30 3×10AWG 5×16AWG 48K/60K 50 30...
Page 44 - FIELD SETTING; Outdoor unit model; DIP Switch Setting of Outdoor Unit (Optional setting); Force; ode set; heating mode, then it will run with manual defrosting mode at once.; Pump down
9 . FIELD SETTING 9. Filed setting S4 DIP Switch Setting Factory Setting Factory Setting ON ON ON ON 1 1 1 2 2 2 3 3 3 4 4 4 ON ON OFF OFF OFF OFF OFF OFF Pump Down Switch Force Defrost Cooling Only S5 DIP Switch Setting Outdoor unit model Indoor unit connect 24K 18K 36K 30K 48K 42K 60K 48K DIP Swit...
Page 48 - segment display; Running parameter query; Query by 7 segment display; Select; There are 3 buttons on the 7 segment board
9 . FIELD SETTING 7 segment display Introduction 24K/36K 7 segment display Switch 9.2 Running parameter query Query by 7 segment display Select Increase Decrease There are 3 buttons on the 7 segment board . 1) Select button: Select to display outdoor/indoor unit parameter. "P." -- Parameter ...
Page 49 - Parameters can be checked in the following table below.
9 . FIELD SETTING Fault codes Compressor actual frequency Compressor driving frequency Compressor target frequency Compressor exhaust temperature (℃) Outdoor suction temperature (℃) Outdoor ambient temperature (℃) Outdoor coil temperature (℃) Outdoor defrosting temperature (℃) IPM module temperature...
Page 50 - There are 3 buttons on the7 segment display board
9 . FIELD SETTING Parameters can be checked in the following table below. Parameter code Descriptions 0 Protection code or fault code P.1 Target frequency P.2 Driving frequency P.4 Outdoor EEV opening P.5 Outdoor EEV target opening P.6 Upper DC motor revolving speed P.8 AC Input voltage P.9 Current ...
Page 51 - PIPING WORK AND REFRIGERANT CHARGE; Additional refrigerant charge; and straight as possible.
10 . PIPING WORK AND REFRIGERANT CHARGE 10. Piping work and refrigerant charge10.1 MAX. length allowed Additional refrigerant charge 24K/36K: Additional refrigerant charge= (L-25) ft×0.38 oz/ft 48K/60K: Additional refrigerant charge= (L-25) ft×0.60 oz/ft 1) To avoid storing too much oil in the oil t...
Page 52 - Air tight procedure; Additional refrigerant charge
10 . PIPING WORK AND REFRIGERANT CHARGE 10.3 Air tight test Completion of Ref. Piping Repairing of Leakage Part Check of Pressure Decrease Applying Nitrogen Gas Pass Procedure Do use nitrogen when performing air-tight test. Connect the gauge manifold using charging hoses with a nitrogen cylinder to ...
Page 53 - INSTALLATION TOOLS AND INSTALLATION FLOW CHART; Necessary Tools and Instrument List for Installation
11 . INSTALLATION TOOLS AND INSTALLATION FLOW CHART 11. Installation tools and installation flow chart11.1 Necessary tools and instrument list for installation Necessary Tools and Instrument List for Installation No. Tool No. Tool No. Tool No. Tool 1 Handsaw 6 Copper Pipe Bender 11 Spanner 16 Leveler...
Page 55 - CONTROL MODE; Control function
12 . CONTROL MODE 12. Control mode Control function 1. Cooling Anti-Freeze Protection The outdoor pressure sensor functions as real time temperature detector of evaporator. Itprevents the indoor unit evaporator temperature becoming too low. If the indoor coil temperatureis too low, the compressor wi...
Page 56 - SENSOR PARAMETER
13 . SENSOR PARAMETER 13. Sensor parameter 1.. The parameter of outdoor compressor discharge temperature sensor: (R0=187.25K±6.3% ； R100=3.77K±2.5K ； B0/100=3979K±1%) DR: Deviation Rate DR(MIN)%= （ Rmin-Rnom ） /Rnom*100% DR(MAX)%= （ Rmax-Rnom ） /Rnom*100% Rmin [ KΩ ] Rnom [ KΩ ] Rmax [ KΩ ] DR(MIN)%...
Page 59 - THE PARAMETER OF THE OTHER SENSOR
13 . SENSOR PARAMETER 2. THE PARAMETER OF THE OTHER SENSOR :( R 0 =15K±2% ; B0/100=3450K±2% ) DR: Deviation Rate DR(MIN)%= （ Rmin-Rnom ） /Rnom*100% DR(MAX)%= （ Rmax-Rnom ） /Rnom*100% Rmin [ KΩ ] Rnom [ KΩ ] Rmax [ KΩ ] DR(MIN)% DR(MAX)% --2 -30 60.78 64.77 68.99 -6.16 6.12 --20. -29 57.75 61.36 65.1...
Page 62 - Troubleshooting for normal malfunction
14 . TROUBLESHOOTING 14. Troubleshooting14 . 1 Trouble guide Troubleshooting for normal malfunction Troubleshooting Possible Reasons of A bnormality How to Deal With Air conditioner can not start up 1. Power supply failure; 2. Trip of breaker or blow of fuse ； 3 . Power voltage is too low; 4. Improp...
Page 63 - TROUBLESHOOTING; Fault code displayed by LED lamps on outdoor main control board.
14 . TROUBLESHOOTING 24K/36K DC-Inverter unitary (Main control board upside-down) 1) Fault code displayed by LED lamps on outdoor main control board. There are 3 LED lamps on control board, LED1, LED2 and LED3.LED1 indicates the ten's place of the fault code, LED2 indicates the unit's place of the f...
Page 64 - Fault code will be displayed directly on 7 segment display board.; LED1:Drive failure indicator; Drive fault code display
14 . TROUBLESHOOTING 2) Display by 7 segment display board. Fault code will be displayed directly on 7 segment display board. : Show failure occur. Display ERROR code. LED1:Drive failure indicator Drive fault code display The lamp of drive board flashing shows failure occurs. How many times the driv...
Page 65 - The following is the fault code table of outdoor units.; Table 1 Outdoor fault code; s for
14 . TROUBLESHOOTING 1 4.2 Fault codes The following is the fault code table of outdoor units. Table 1 Outdoor fault code Fault code Fault d escription Possible r eason s for a bnormality How to d eal w ith R emarks 1 Outdoor ambient temperature sensor fault 1.The outdoor ambient temperature sensor ...
Page 66 - for
14 . TROUBLESHOOTING Fault code Fault d escription Possible r eason s for a bnormality How to d eal w ith R emarks 13 Compressor overheat protector device 1. The wiring of the overload protector is connected loosely. 2. The overload protector fails . 3. The refrigerant is not enough; 4. The installa...
Page 68 - : Overload in cooling mode
14 . TROUBLESHOOTING NOTE 1 : If the indoor unit can not start or the indoor unit stops itself after 30s, at the same time the unit does not display the fault code, please check the fire and the socket of the control board. NOTE 2 : If the indoor unit displays the 75,76,77,78 fault code after you tu...
Page 69 - for a
14 . TROUBLESHOOTING Table 2 Drive fault code (24K/36K) Fault code Fault d escription Possible r eason s for a bnormality How to d eal w ith 1 Inverter DC voltage overload fault 1. Power supply input is too high 2 Inverter DC low voltage fault or too low; 2. Driver board fault. 1. Check power supply...
Page 70 - Fault
14 . TROUBLESHOOTING Fault code Fault description Possible reasons for abnormality How to deal with 1 Q axis current detection, failure in drive control 1. Compressor wire is not connected properly; 2. Bad driver board components; 3. Compressor start load is too large; 4. Compressor demagnetization;...
Page 72 - CHECKING COMPONENTS; The air condition should be installed in good ventilation.
15 . CHECKING COMPONENTS 15. Checking components15.1 Check refrigerant system See ----- Tube defrost. Feel ----- The difference between tube’s temperature. Test ----- Test pressure. Cooling mode Test system pressure. Is the low pressure normal at service part ? The pressure on the high side. The pre...
Page 73 - Check parts unit; Outdoor unit fan motor; Compressor examination and repairing
15 . CHECKING COMPONENTS Heating mode Test system pressure. Is the high pressure normal at service part ? The pressure on the high side. The pressure on the low side. Recharge refrigerant after air purging with the vacuum pump. Is the high pressure normal over again? Air remains at the refrigerant s...
Page 74 - NOTE; Don’t put a compressor on its side or turn over.
1 5 . CHECKING COMPONENTS DC Inverter & Controller Thermal Sensor Compressor Power Test in resistance. Tool: Multi-meter. Test the resistance of the winding. The compressor fails if the resistance of winding is 0 (short circuit)or∞(open circuit). Familiar error: 1) Compressor motor lock.2) Disch...
Page 75 - The special tools for compressor & motor disassembly and assembly; Tool; Step
16 . DISASSEMBLY AND ASSEMBLY FOR COMPRESSOR AND MOTOR 16. Disassembly and assembly for compressor and motor The special tools for compressor & motor disassembly and assembly ： Tool 1 Hexagon Screwdriver 2 Hexagon Socket Outdoor unit 24K Important: Before disassembly and assembly, make sure that...
Page 76 - DISASSEMBLY AND ASSEMBLY FOR COMPRESSOR AND MOTOR
16 . DISASSEMBLY AND ASSEMBLY FOR COMPRESSOR AND MOTOR Outdoor unit 36K Important: Before disassembly and assembly, make sure that the power to the system has been disconnected and verified as voltage free. Step Illustration Handling Instruction 1. Remove external casing 1. Remove the top cover, han...
Page 78 - Control logic description; An illustration to outdoor unit signal; CONT
17. Control logic description 17.1 An illustration to outdoor unit signal (1) Communication between indoor and outdoor units: The communication between the outdoor unit, thermostat and the indoor unit is achievedthrough 24V alternating current, as shown in figure below.The thermostat controls the sig...
Page 79 - CONTORL LOGIC DESCRIPTION
17 . CONTORL LOGIC DESCRIPTION Compressor running rules:When the unit starts up in cooling mode, the compressor starts to work, and adjust its operating frequency according to the system target pressure and the actual pressure. If the actual pressure is higher than the target pressure, the compresso...
Page 80 - with the decreased target pressure, it is taken; Evaporator Low-temperature Protection; Cooling mode: When the saturation temperature
17 . CONTORL LOGIC DESCRIPTION ③ When the compressor signal and 4-way valve signal received from the thermostat are high level, that is Y-C and B-C are high level, the unit restores the normal target pressure to operate orwhen the compressor has operated for 30min 【 e2 】 with the decreased target pr...
Page 81 - which is got from high pressure cycling) T3
17 . CONTORL LOGIC DESCRIPTION 17.5 Condenser High-temperature Protection DC-Inverter outdoor unitAC will enter T3 protection if any of the following conditions is satisfied. Condition1:Cooling mode: When the outdoor coil temp. T3 keeps higher than T2 for 10 seconds, the compressor and outdoor fan w...
Page 82 - is a registered trademark of Parker Davis HVAC International, Inc.; Tel; Scan the below code to visit our support page
is a registered trademark of Parker Davis HVAC International, Inc. Parker Davis HVAC International, Inc. 3250 NW 107 Avenue, Doral, FL 33172 - USA Tel : (305) 513-4488 Fax : (305) 513-4499 E-mail : [email protected] Website : www.pdhvac.com Pioneer product line, parts, and supplies are available onl...
