Carrier 38MAQB09-1 - Page 67

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67

DISASSEMBLY INSTRUCTIONS SIZES 24K − 30K (CONT)

2) Remove the fan

motor connector.

3) Remove the four

screws and then

remove the fan

motor.

3 Electrical

parts

How to remove the

electrical parts.

1) Complete the

steps in sections 1

and 2, then

remove the

compressor

connector.

Table of Contents

Table of Contents1
Safety Considerations1
Introduction1
Model/Serial Number Nomenclatures2
Specifications3
Outdoor Unit 9K and 12K4
Dimensions4
- Outdoor Unit 18K5
- Outdoor Unit 24K and 30K6
Performance6
- Clearances Outdoor7
- Power and Communication Wiring8
Electrical Data8
Connection Diagrams9
- Wiring Diagram for 9K and 12K 115V10
- Outdoor Unit Control Board10
- Wiring Diagram for 9K and 12K 208/230V11
- Wiring Diagram for 18K 208/230V12
- Wiring Diagram for 24K 208/230V13
- Wiring Diagram for 30K 208/230V14
Fan and Motor Specifications15
Outdoor Coil16
Refrigerant Coil Specifications16
Refrigerant Cycle Diagram Heat Pumps17
Refrigeration Cycle Diagrams17
- General Refrigerant Line Sizing18
- Long Line Applications18
- Piping and Refrigerant Information18
- Additional Charge Table18
Refrigerant Lines18
- System Vacuum and Charge19
- Using Vacuum Pump19
- Deep Vacuum Method19
System Evacuation and Charging19
- Cooling Mode20
- Main Protection20
- Operation Modes and Functions20
Electronic Function20
- Heating Mode21
- Defrosting Mode21
- Evaporator Coil Temperature Protection21
Troubleshooting21
- Electrolytic Capacitors22
- Discharging Position22
Diagnostic Guides23
- Outdoor Unit Error Display Sizes 09−1224
- Outdoor Unit Error Display Size 1826
- Outdoor Unit Error Display Size 2427
- Outdoor Unit Error Display Size 3028
- EEPROM Parameter Error Diagnosis and Solution29
- Outdoor PCB (18K Model)29
- Indoor / Outdoor Unit’s Communication Diagnosis and Solution30
- Test the DC Voltage31
- Test the Reactor Resistance31
- Zero Crossing Detection Error Diagnosis and Solution32
- Fan Speed Has Been out of Control Diagnosis and Solution33
- Motor Connector34
- Outdoor DC Fan Motor34
- Indoor or Outdoor DC Fan Motor34
- Index34
- Open/Short Circuit of Temperature Sensor Diagnosis and Solution35
- Check the Connection35
- Refrigerant Leakage Detection Diagnosis and Solution36
- Overload Current Protection Diagnosis and Solution37
- IPM Malfunction or IGBT Over−Strong Current Protection38
- P−U39
- P−V39
- P−W40
- N−U40
- N−W41
- N−V41
- Over/Too Low Voltage Protection Diagnosis and Solution42
- Test42
- High Temperature Protection of Compressor Top Diagnosis and Solution43
- Inverter Compressor Drive Error Diagnosis and Solution44
- Main Parts Check45
- Temperature Sensor Checking45
- Temperature Sensor Resistance Value Table for T1, T2, T3, T446
Appendix46
- Resistance Value49
- Input Terminal49
- Compressor Checking49
- IPM Continuity Check50
- Pressure on Service Port50
- Heating Charts50
- Cooling Charts51
- Disassembly Instructions Sizes 09-1252
- Panel Plate52
- Fan Assembly53
- Electrical Parts55
- Four-Way Valve56
- Compressor57
- Disassembly Instructions Sizes 24K-30K64

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