Carrier 38MARBQ09AA3 Скачать руководство пользователя страница 13

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SG-38MARB-01 Specifications subject to change without notice.

WIRING DIAGRAMS (CONT)

Fig. 13 — Wiring Diagram Sizes 24-36K (208/230V)

Table 12 — Wiring Diagram - Sizes 24-36K (208/230V)

CODE

PART NAME

JX1

Terminal Block

COMP_TOP

Compressor Top OLP Temperature Sensor

EEV

Electronic Expansion Valve

FM1

DC Fan Motor

COMP

Compressor

HEAT_Y

Crankcase Heater

CT1

AC Current Detector

H-PRO

High Pressure Switch

L-PRO

Low Pressure Switch

Reverse Valve

COMP. Discharge Temperature Sensor

Coil Temperature Sensor

Outdoor Ambient Temperature Sensor

HEAT_D

Chassis Heater

NOTE
This symbol indicates that
the element is optional.

NOTE
This symbol indicates that
the element is optional.
The actual shape shall prevail.

Input

Содержание 38MARBQ09AA3

Страница 1: ...re used with the safety alert symbol DANGER identifies the most serious hazards which will result in severe personal injury or death WARNING signifies hazards which could result in personal injury or...

Страница 2: ...MA R B Q 36 3 38 OUTDOOR UNIT MA MODEL VOLTAGE 1 115 1 60 3 208 230 1 60 SYSTEM TYPE R OUTDOOR MAXIMUM NUMBER OF FAN COIL UNITS THAT CAN BE CONNECTED TO THE OUTDOOR UNIT B 1 1 UNIT TYPE Q HEAT PUMP N...

Страница 3: ...1 2 12 7 1 2 12 7 5 8 16 5 8 16 5 8 16 Refrigerant Refrigerant Type R410A R410A R410A R410A R410A R410A R410A Charge lbs kg 2 47 1 12 2 6 1 18 2 6 1 18 4 08 1 85 5 73 2 6 6 06 2 75 7 50 3 40 Metering...

Страница 4: ...14 410 16 14 410 16 14 410 Weight Net lbs kg 66 80 30 3 74 07 33 6 73 63 33 4 100 97 45 8 134 48 61 141 76 64 3 150 13 68 1 PACKAGING Height in mm 24 02 610 24 21 615 24 21 615 29 13 740 34 84 885 34...

Страница 5: ...SG 38MARB 01 Specifications subject to change without notice 5 DIMENSIONS AND WEIGHTS CONT Fig 2 Dimension Sizes 9K 12K 208 230V...

Страница 6: ...6 Specifications subject to change without notice SG 38MARB 01 DIMENSIONS AND WEIGHTS CONT Fig 3 Size 18K 208 230V Fig 4 Sizes 24K 30K and 36K 208 230V...

Страница 7: ...other Blowing into the air inlet of other condenser shall be avoided 24in 60cm or more 59in 150cm or more on a multiple parallel unit arrangement 24in 61cm or more on a single parallel unit arrangemen...

Страница 8: ...al fan coils require separate power for the indoor and outdoor unit A 24V interface kit is required for compatibility Refer to the 24V Interface Kit installation manual SYSTEM SIZE 12K 9K 12K 18K 24K...

Страница 9: ...ection Diagram 9K 12K 208 230 1 60 V Fig 9 Connection Diagram 24K 36K 208 230 1 60 V NOTES 1 Do not use thermostat wire for any connection between indoor and outdoor units 2 All connections between in...

Страница 10: ...ram Size 12K 115V CN2 7 8 Input 230V AC CN18 Output 0 12V DC CN414 Output 0 310V AC CN60 Output 230V AC CN17 Output 0 5V DC CN16 Output 230V AC CN19 Output 230V AC CN27 28 29 Output 0 310V AC T3 Conde...

Страница 11: ...Wiring Diagram Sizes 9 12K 208 230V CN1A Input 230V AC CN31 Output 0 12V DC CN7 Output 0 310V AC CN60 Output 230V AC CN21 Output 0 5V DC CN15 Output 230V AC CN17 Output 230V AC CN50 Output 0 310V AC T...

Страница 12: ...am Sizes 18K 208 230V CN1A Input 115V AC CN4_2 4_3 Input 115V AC CN7 Output 0 210V AC CN60 Output 115V AC CN21 Output 0 5V DC CN31 Output 0 12V DC CN15 Output 115V AC CN17 Output 115V AC CN50 Output 0...

Страница 13: ...EEV Electronic Expansion Valve FM1 DC Fan Motor COMP Compressor HEAT_Y Crankcase Heater CT1 AC Current Detector H PRO High Pressure Switch L PRO Low Pressure Switch SV Reverse Valve TP COMP Discharge...

Страница 14: ...3 8 9 52 1 2 12 7 1 2 12 7 5 8 16 5 8 16 5 8 16 Refrigerant Refrigerant Type R410A R410A R410A R410A R410A R410A R410A Charge lbs kg 2 47 1 12 2 6 1 18 2 6 1 18 4 08 1 85 5 73 2 6 6 06 2 75 7 50 3 40...

Страница 15: ...IHUHQFH IW P OORZDEOH SLSH OHQJWK 3XOVH 0RGXODWLQJ 9DOYH DW OLTXLG VLGH 6WUDLQHU 3URSHOOHU IDQ 2XWGRRU KHDW H FKDQJHU RPSUHVVRU PRGHO QXPEHU 6 8 0XIIOHU ZD YDOYH 0XIIOHU HR LGL HG FRSSHU SLSH 2XWHU GL...

Страница 16: ...GLIIHUHQFH IW P OORZDEOH SLSH OHQJWK 3XOVH 0RGXODWLQJ 9DOYH DW OLTXLG VLGH 6WUDLQHU 3URSHOOHU IDQ 2XWGRRU KHDW H FKDQJHU RPSUHVVRU PRGHO QXPEHU 71 8 0XIIOHU ZD YDOYH 0XIIOHU HR LGL HG FRSSHU SLSH 2XW...

Страница 17: ...IIHUHQFH IW P OORZDEOH SLSH OHQJWK 3XOVH 0RGXODWLQJ 9DOYH DW OLTXLG VLGH 6WUDLQHU 3URSHOOHU IDQ 2XWGRRU KHDW H FKDQJHU RPSUHVVRU PRGHO QXPEHU 71 8 0XIIOHU ZD YDOYH 0XIIOHU 3 3UHVVXUH PHDVXUHPHQW DXJH...

Страница 18: ...W P OORZDEOH SLSH OHQJWK 3XOVH 0RGXODWLQJ 9DOYH DW OLTXLG VLGH 6WUDLQHU 3URSHOOHU IDQ 2XWGRRU KHDW H FKDQJHU RPSUHVVRU PRGHO QXPEHU 70 8 7 0XIIOHU ZD YDOYH 0XIIOHU HR LGL HG FRSSHU SLSH 2XWHU GLD LQ P...

Страница 19: ...H IW P OORZDEOH SLSH OHQJWK 3XOVH 0RGXODWLQJ 9DOYH DW OLTXLG VLGH 6WUDLQHU 3URSHOOHU IDQ 2XWGRRU KHDW H FKDQJHU RPSUHVVRU PRGHO QXPEHU 70 8 7 0XIIOHU ZD YDOYH 0XIIOHU HR LGL HG FRSSHU SLSH 2XWHU GLD L...

Страница 20: ...H IW P OORZDEOH SLSH OHQJWK 3XOVH 0RGXODWLQJ 9DOYH DW OLTXLG VLGH 6WUDLQHU 3URSHOOHU IDQ 2XWGRRU KHDW H FKDQJHU RPSUHVVRU PRGHO QXPEHU 7 807 0XIIOHU ZD YDOYH 0XIIOHU HD LGL HG FRSSHU SLSH 2XWHU GLD LQ...

Страница 21: ...IW P OORZDEOH SLSH OHQJWK 3XOVH 0RGXODWLQJ 9DOYH DW OLTXLG VLGH 6WUDLQHU 3URSHOOHU IDQ 2XWGRRU KHDW H FKDQJHU RPSUHVVRU PRGHO QXPEHU 7 807 0XIIOHU ZD YDOYH 0XIIOHU HD LGL HG FRSSHU SLSH 2XWHU GLD LQ...

Страница 22: ...up to the allowable length as specified in Table 15 Long Line Applications 1 No change in line sizing is required 2 Add refrigerant per Table 15 Table 15 Additional Charge SYSTEM SIZE 12K 9K 12K 18K...

Страница 23: ...n Method The triple evacuation method should be used Refer to Fig 24 and proceed as follows 1 Pump system down to 500 MICRONS of mercury and allow pump to continue operating for an additional 15 minut...

Страница 24: ...he correct zero crossing signal time interval should be between 6 13ms Sensor protection at open circuit and breaking disconnection If only one temperature sensor malfunctions the air conditioner cont...

Страница 25: ...G Mode Compressor Running Rules When T1 Ts T the compressor stops When T1 Ts T 1 5 the compressor is on T is the programmed parameter for temperature compensation When the AC runs in MUTE mode the com...

Страница 26: ...erature the compressor stops the indoor fan motor runs at the minimum speed or setting speed The anti cold air function is valid The indoor fan is controlled as shown in Fig 31 Fig 31 Indoor Fan Runni...

Страница 27: ...d hold AUTO COOL for 5s again Fig 33 Defrost Chart Defrost Exit Conditions Any of the following conditions will cancel the DEFROST mode and change the unit to the normal HEATING mode NOTE T3 temperatu...

Страница 28: ...off press TOUCH to engage the Forced Auto Mode Press TOUCH again within 5 seconds to engage the FORCED COOLING mode In FORCED AUTO FORCED COOLING or any other operation mode press TOUCH to turn off th...

Страница 29: ...ntinuous Running Time CT Compressor Continuous Running Time Compressor Stop Issues ST Compressor Stop Issues ENQUIRY INFORMATION DISPLAY VALUE MEANING REMARK T1 T2 T3 T4 T2B TP TH Targeted Frequency A...

Страница 30: ...e electricity power in capacitor Fig 36 Electrolytic Capacitors For other models please connect discharge resistance approximately 100 40W or a soldering iron plug between the terminals of the electro...

Страница 31: ...T3 is an open circuit or has short circuited 5 times X EC 53 Outdoor room temperature sensor T4 is an open circuit or has short circuited Page 42 5 times X EC 54 Compressor discharge temperature senso...

Страница 32: ...lfunction or IGBT over strong current protection X P0 Page 46 2 Over voltage or too low voltage protection O O P1 Page 49 3 EEPROM parameter error O E5 Page 33 4 Inverter compressor drive error X P4 P...

Страница 33: ...or PCB Troubleshooting Remarks EEPROM A read only memory with contents that can be erased and reprogrammed using a pulsed voltage Fig 38 EEPROM NOTE For certain models the outdoor PCB could not be rem...

Страница 34: ...oor PCB Are they OK Turn on the unit check if W and 1 L are connected Check that the power LED is on No Yes Yes Unplug all the high voltage components connected to the main PCB 4 way valve heater AC f...

Страница 35: ...s for 3 port or N or S port the unit is normal running the voltage is moving alternately as positive values and negative values If the outdoor unit has malfunction the voltage has always been the posi...

Страница 36: ...he zero crossing signal time interval is abnormal Recommended parts to repair Connection wires Indoor main PCB Troubleshooting and Repair Note Zero crossing detection error is only valid for the unit...

Страница 37: ...epair Connection wires Indoor main PCB Fan assembly Indoor main PCB Troubleshooting YES Turn the power off Wait 2 minutes then restart Is it within normal parameters Replace the fan motor Does a probl...

Страница 38: ...If the voltage value is not in the range shown in the following table the PCB is faulty and must be replaced DC motor voltage input and output voltage 220 240V DC motor voltage input and output voltag...

Страница 39: ...E For certain models outdoor PCB could not be removed separately In this case the outdoor electric control box should be replaced as a whole YES Power off After two minutes turn the unit on Is it with...

Страница 40: ...unit and when the unit is in standby measure the pin4 5 voltage in the feedback signal connector If the value is not 5V change the PCB Otherwise proceed to step 3 3 Rotate the fan by hand measure the...

Страница 41: ...the LED displays the failure code Recommended parts to repair Connection wires Sensors Indoor main PCB Troubleshooting Fig 40 Test NOTE Figure 40 and the value shown within are for reference only Che...

Страница 42: ...Troubleshooting Fig 41 Test NOTE For certain model the outdoor PCB could not be removed separately In this case the outdoor electric control box should be replaced as a whole For certain models the ou...

Страница 43: ...or a minimum of three minutes and this issue occurs 3 times the LED displays the failure code and the unit turns off Recommended parts to repair T2 Sensor Indoor PCB Additional refrigerant Troubleshoo...

Страница 44: ...display board Recommended parts to repair Communication wire Indoor PCB Display board Troubleshooting Is it still displaying the error code The unit functions as designed Check the wirings and connec...

Страница 45: ...roperly Reconnect L and N Replace the outoor main PCB Is the voltage between L and N normal Is the current normal Power on and measure the voltage between P and N While the unit is in standby mode ver...

Страница 46: ...PM terminal resistance uniform NO YES Please refer to the Fan Speed is operating outside of normal range malfunction NO YES YES NO YES NO Check the wiring between the PCB and the compressor Does an er...

Страница 47: ...l the energy storage has been discharge 3 Disassemble the outdoor PCB or disassemble the IPM board 4 Measure the resistance value between P and U V W N U V W and N DIGITAL TESTER RESISTANCE VALUE DIGI...

Страница 48: ...NOSIS AND SOLUTION CONT Compressor Check Disconnect the compressor and check the resistance between U V V W and U W and all 3 values should be equal If not the compressor is faulty and needs to be rep...

Страница 49: ...oard PCB Reactor Troubleshooting Check the power supply Is it in working order Turn off the unit NO Check the connections and wires YES Are they in working order Ensure the proper connections or repla...

Страница 50: ...in models the outdoor PCB can not be removed separately In this case the outdoor electric control box should be replaced as a whole Check if the air flow system of the indoor and outdoor units are obs...

Страница 51: ...nit ventilation is good Ensure that the outdoor unit s ventiliation is functioning properly High pressure protection Connect the high pressure switch and main control board Method Disconnect the plug...

Страница 52: ...IPM module board Outdoor fan assembly Compressor Outdoor PCB Troubleshooting Check the wiring between the PCB and the compressor Is it improperly wired Ensure proper connections or replace the wires a...

Страница 53: ...e main control board Is the low pressure protector broken Method Disconnect the plug Measure the low pressure protector resistance If the protector is normal the value is 0 Does the problem still exis...

Страница 54: ...operating in the COOLING mode or the FAN mode and indoor unit B is set to the HEATING mode unit A will power off and unit B will continue to operate in the HEATING mode If indoor unit A is operating i...

Страница 55: ...ip PC40 Description The main chip cannot detect the compressor driven chip Recommended parts to repair Outdoor PCB Electric control box Troubleshooting YES NO NO Turn off the power Wait 2 minutes then...

Страница 56: ...ensor from PCB 2 Measure the sensor s resistance value using a multi meter 3 Check the corresponding temperature sensor s resistance value table Fig 43 Test Be sure to turn off all power supplies or d...

Страница 57: ...ord from the outdoor PCB 2 Measure the resistance valve of each winding using a multi meter 3 Check the resistance valve of each winding in Tables 21 21 Table 21 Resistance Value Fig 44 Testing Resist...

Страница 58: ...ged 3 Dissemble the outdoor PCB or dissemble the IPM board 4 Measure the resistance valve between P and U V W N U V W and N Fig 45 Testing Digital Tester Resistance Valve Digital Tester Resistance Val...

Страница 59: ...he voltage when the unit operates in the COOLING mode the voltage is 0V If the voltage value is not in range the PCB is faulty and needs to be replaced Fig 46 Measure the voltage 2 Turn off the power...

Страница 60: ...Check the resistance value of each winding in Table 22 Fig 48 EXV Check Table 22 Winding Colors LEAD WINDING COLOR NORMAL VALUE Red Blue About 50 Red Yellow Brown Orange Brown White ELECTRICAL SHOCK H...

Страница 61: ...the temperature sensor from PCB measure the resistance value with a tester Fig 49 Tester Temperature sensors Room temp T1 sensor Indoor coil temp T2 sensor Outdoor coil temp T3 sensor Outdoor ambient...

Страница 62: ...1 9 90 73 32 22 22 78 7 7 7 8 9 6 10 5 10 3 9 5 10 0 10 6 12 4 13 0 PSI 70 59 21 11 15 93 94 106 116 119 113 117 125 147 154 75 63 23 89 17 22 97 99 115 125 124 120 126 132 155 162 80 67 26 67 19 44 1...

Страница 63: ...0 2 17 19 17 18 27 28 BAR 55 12 78 30 3 28 5 25 3 22 8 20 8 18 5 16 5 65 18 33 32 5 30 0 26 6 25 4 23 3 20 5 19 0 75 23 89 33 8 31 5 27 8 26 3 24 9 21 5 20 0 PSI 55 12 78 439 413 367 330 302 268 239...

Страница 64: ...8 022 3300 33 478 5 53 27 127 886 1100 11 159 5 10 471 50 848 3350 33 5 485 75 53 935 129 083 1150 11 5 166 75 11 988 53 578 3400 34 493 54 593 130 267 1200 12 174 13 457 56 223 3450 34 5 500 25 55 24...

Страница 65: ...t is for reference only and the photos may differ from your actual unit Procedure Illustration 1 Turn off the air conditioner and the power breaker 2 Remove the big handle screw 1 and then remove the...

Страница 66: ...without notice SG 38MARB 01 Procedure Illustration 4 Remove the front panel screws 6 and then remove the front panel 5 Remove the water collecting cover screws 2 and remote the water collecting cover...

Страница 67: ...cations subject to change without notice 67 Procedure Illustration 6 Remove the rear net screws 2 and then remove the rear net for some models 7 Remove the right panel screws 6 and then remove the rig...

Страница 68: ...ure Illustration 1 Turn off the air conditioner and the power breaker 2 Remove the big handle screw 1 and then remove the big handle 3 Remove the top cover screws 3 and then remove the top cover One o...

Страница 69: ...to change without notice 69 Procedure Illustration 4 Remove the front panel screws 7 and then remove the front panel 5 Remove the water collecting cover screws 2 then remove the water collecting cover...

Страница 70: ...t to change without notice SG 38MARB 01 Procedure Illustration 6 Remove the rear net screws and then remove the rear net 2 screws for some models 7 Remove the right panel screws 2 and then remove the...

Страница 71: ...ure Illustration 1 Turn off the air conditioner and the power breaker 2 Remove the big handle screw 1 and then remove the big handle 3 Remove the top cover screws 3 and then remove the top cover One o...

Страница 72: ...ithout notice SG 38MARB 01 Procedure Illustration 4 Remove the front panel screws 8 and then remove the front panel 5 Remove the water collecting cover screws and then remove the water collecting cove...

Страница 73: ...Specifications subject to change without notice 73 Procedure Illustration 6 Remove the rear net screws 2 and then remove the rear net 7 Remove the right panel screws 5 and then remove the right panel...

Страница 74: ...4K 208 230V Procedure Illustration 1 Turn off the air conditioner and the power breaker 2 Remove the big handle screw 1 and then remove the big handle 3 Remove the top cover screws 3 and then remove t...

Страница 75: ...change without notice 75 Procedure Illustration 4 Remove the front panel screws 7 and then remove the front panel 5 Remove the water collecting cover screws 2 and then remove the water collecting cov...

Страница 76: ...t to change without notice SG 38MARB 01 Procedure Illustration 6 Remove the rear net screws and then remove the rear net 2 screws for some models 7 Remove the right panel screws 7 and then remove the...

Страница 77: ...dure Illustration 1 Turn off the air conditioner and the power breaker 2 Remove the big handle screws 2 and then remove the big handle 3 Remove the top cover screws 4 and then remove the top cover Two...

Страница 78: ...e without notice SG 38MARB 01 Procedure Illustration 4 Remove the front right panel screws and then remove the front right panel 2 screws 5 Remove the front panel screws 9 and then remove the front pa...

Страница 79: ...ubject to change without notice 79 Procedure Illustration 6 Remove the water collecting cover screws 2 and then remove the water collecting cover 7 Remove the rear net screws 2 and then remove the rea...

Страница 80: ...80 Specifications subject to change without notice SG 38MARB 01 Procedure Illustration 8 Remove the right panel screws 8 and then remove the right panel Right Panel...

Страница 81: ...edure Illustration 1 Turn off the air conditioner and the power breaker 2 Remove the big handle screw 1 and then remove the big handle 3 Remove the top cover screws 3 and then remove the top cover One...

Страница 82: ...ce SG 38MARB 01 Procedure Illustration 4 Remove the water collecting cover screws 2 and then remove the water collecting cover 5 Remove the front panel screws 6 or 8 inverter models and then remove th...

Страница 83: ...SG 38MARB 01 Specifications subject to change without notice 83 Procedure Illustration 6 Remove the right panel screws 5 and then remove the right panel Right Panel...

Страница 84: ...edure Illustration 1 Turn off the air conditioner and the power breaker 2 Remove the big handle screw 1 and then remove the big handle 3 Remove the top cover screws 4 and then remove the top cover One...

Страница 85: ...5 Procedure Illustration 4 Remove the water collecting cover screws 2 and then remove the water collecting cover 5 Remove the front panel screws 7 screws on off models or 9 screws inverter models and...

Страница 86: ...86 Specifications subject to change without notice SG 38MARB 01 Procedure Illustration 6 Remove the right panel screws 5 and then remove the right panel Right Panel...

Страница 87: ...edure Illustration 1 Turn off the air conditioner and the power breaker 2 Remove the big handle screw 1 and then remove the big handle 3 Remove the top cover screws 3 and then remove the top cover One...

Страница 88: ...1 Procedure Illustration 4 Remove the water collecting cover screws 2 and then remove the water collecting cover 5 Remove the front panel screws 7 screws onoff models or 9 screws inverter models and t...

Страница 89: ...SG 38MARB 01 Specifications subject to change without notice 89 Procedure Illustration 6 Remove the right panel screws 6 and then remove the right panel Right Panel...

Страница 90: ...the capacitor The black wire connects with terminal 4 3 Disconnect the wires connected to the compressor black wire connects with terminal 1 blue and red wires connect with the compressor capacitor 4...

Страница 91: ...ssor capacitor securing screw then pull it out 2 Remove the transformer s screws 2 and then remove it 3 Remove the fan motor capacitor screws then remove it 4 Remove the electronic installing box scre...

Страница 92: ...the red wire is on the board for some models 8 Disconnect the wires connected to the 4 way valve for some models 9 Disconnect the wires connected to the transformer for some models 10 Disconnect the...

Страница 93: ...motor connector from the electronic control board 4 Remove the compressor connector 5 Pull out the two blue wires connected to the 4 way valve 6 Pull out condenser connectors coil temp sensor T3 outd...

Страница 94: ...from the eletronic control board 3 Remove the compressor connector 4 Pull out the two blue wires connected to the 4 way valve 5 Pull out the condenser connectors coil temp sensor T3 outdoor ambient t...

Страница 95: ...nect the fan motor connector from the electronic control board 3 Remove the compressor connector 4 Pull out the two blue wires connected to the four way valve 5 Pull out condenser connectors coil temp...

Страница 96: ...SG 38MARB 01 PCB Board 7 Procedure Illustration 1 Remove the top coverscrew 1 2 Loosen the hooks 5 hooks then open the electronic control box cover 3 Disconnect the fan motor connector from the IPM b...

Страница 97: ...rminal 6 Remove the condenser connectors coil temp sensor T3 outdoor ambient temp sensor T4 and discharge temp sensor TP 7 Disconnect the electronic expansion valve wire 8 Remove the connector for the...

Страница 98: ...from the electronic control board 3 Remove the compressor connector 4 Pull out the two blue wires connected to the 4 way valve 5 Remove the condenser connectors coil temp sensor T3 outdoor ambient te...

Страница 99: ...Board 9 Procedure Illustration 1 Disconnect the compressor connector and release the ground wire 1 screw 2 Pull out the wires from the electrical supporting plate and turn over the electronic control...

Страница 100: ...ions subject to change without notice SG 38MARB 01 Procedure Illustration 4 Remove the xing board 2 hooks 5 Disconnect the connectors from the electronic control board 6 Remove the electronic control...

Страница 101: ...ject to change without notice 101 PCB Board 10 Procedure Illustration 1 Loosen the hooks 4 then open the electronic control box cover 2 Remove the screws 4 on the electronic control board then turn ov...

Страница 102: ...e SG 38MARB 01 Procedure Illustration 3 Pull out the connectors 4 Remove the screws 9 loosen the hooks 3 then remove the electronic control board 5 Remove the screws 2 then remove the electronic contr...

Страница 103: ...SG 38MARB 01 Specifications subject to change without notice 103 Procedure Illustration 6 Remove the screws 2 and the two connectors then remove the inverter control board...

Страница 104: ...Board 11 Procedure Illustration 1 Disconnect the compressor connector and release the ground wire 1 screw 2 Remove the wires from the electrical supporting plate and turn over the electronic control...

Страница 105: ...pecifications subject to change without notice 105 Procedure Illustration 4 Remove the xing board 2 hooks 5 Disconnect the connectors from the electronic control board 6 Remove the electronic control...

Страница 106: ...hange without notice SG 38MARB 01 PCB Board 12 Procedure Illustration 1 Loosen the hooks 4 then open the electronic control box cover 2 Remove the screws 6 on the electronic control board then turn ov...

Страница 107: ...SG 38MARB 01 Specifications subject to change without notice 107 Procedure Illustration 3 Pull out the connectors 4 Remove the screws 4 then remove the electronic control board...

Страница 108: ...an Motor NOTE Remove the panel plate and the connection of fan motor on PCB before disassembling fan motor Procedure Illustration 1 Remove the nut securing the fan with a spanner 2 Remove the fan D cu...

Страница 109: ...SG 38MARB 01 Specifications subject to change without notice 109 Sound Blanket Procedure Illustration 1 Remove the sound blanket side and top Sound Blanket side Sound Blanket top...

Страница 110: ...the four way valve and the compressor For R32 R290 evacuate the system with the vacuum pump flush the system with nitrogen then repeat the two steps before heating up the brazed parts This operation s...

Страница 111: ...ft in the system before removing the four way valve and the compressor For R32 R290 you should evacuate the system with the vacuum pump flush the system with nitrogen then repeat the two steps before...

Страница 112: ...e Illustration 3 Remove the hex nuts and washers securing the compressor located on the bottom plate 4 Heat up the brazed parts and then remove the discharge pipe and the suction pipe 5 Lift the compr...

Страница 113: ...are fully dis charged Fig 52 Testing Be sure to turn off all the power supplies or disconnect all wires to avoid electric shock While checking the indoor or outdoor PCB equip yourself with anti static...

Страница 114: ...27 41 5878 37 99 5 87359 77 171 1 29078 117 243 0 38991 2 28 39 8239 38 100 5 62961 78 172 1 25423 118 244 0 37956 1 30 37 1988 39 102 5 39689 79 174 1 2133 119 246 0 36954 0 32 35 2024 40 104 5 1751...

Страница 115: ...9 35 95 35 78 75 167 8 084 115 239 2 422 4 25 222 8 36 97 34 32 76 169 7 82 116 241 2 357 3 27 211 4 37 99 32 94 77 171 7 566 117 243 2 294 2 28 200 7 38 100 31 62 78 172 7 321 118 244 2 233 1 30 190...

Страница 116: ...195 8 122 251 6 2 5 36 5 30 86 61 141 8 92 197 6 123 253 4 3 37 4 31 87 8 62 143 6 93 199 4 124 255 2 3 5 38 3 32 89 6 63 145 4 94 201 2 125 257 4 39 2 33 91 4 64 147 2 95 203 126 258 8 4 5 40 1 34 93...

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Содержание 38MARBQ09AA3

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Carrier 38MARBQ09AA3, Руководство по обслуживанию, Страница: 13 / 116

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