ESIE05-03
Table of Contents
v
3
4
5
1
3
Error Codes: Outdoor Units
3.1
What Is in This Chapter? ........................................................................
3–57
3.2
Failure of Outdoor Unit PC Board ....................................................(E1)
3–58
3.3
Abnormal High Pressure (Detected by the HPS) .............................(E3)
3–59
3.4
Actuation of Low Pressure Sensor: RZQ71B8V3B ..........................(E4)
3–61
3.5
Actuation of Low Pressure Switch: RZQ100~140 ............................(E4)
3–63
3.6
Compressor Motor Lock ...................................................................(E5)
3–65
3.7
Malfunction of Outdoor Unit Fan Motor ............................................(E7)
3–67
3.8
Malfunction of Electronic Expansion Valve ......................................(E9)
3–69
3.9
Malfunctioning in Discharge Pipe Temperature ...............................(F3)
3–71
3.10
Malfunctioning HPS System ............................................................ (H3)
3–73
3.11
Abnormal Low Pressure Switch ...................................................... (H4)
3–74
3.12
Malfunction of Thermistor System ................................. (H9, J3, J5, J6)
3–76
3.13
Malfunction of Suction Pipe Pressure Sensor ..................................(JC)
3–77
3.14
Radiation Fin Temperature Increased ............................................. (L4)
3–79
3.15
DC Output Overcurrent (Instantaneous) .......................................... (L5)
3–80
3.16
Electronic Thermal (Time Lag) ......................................................... (L8)
3–82
3.17
Stall Prevention (Time Lag) ............................................................. (L9)
3–84
3.18
Malfunction of Transmission system (Between Control PCB
and Inverter PCB)
(LC)
3–86
3.19
Open Phase or Power Supply Voltage Imbalance ........................... (P1)
3–88
3.20
Malfunction of Radiator Fin Temperature Thermistor ..................... (P4)
3–90
3.21
Failure of Capacity Setting .............................................................. (PJ)
3–91
3.22
Gas Shortage (Malfunction) ........................................................... (U0)
3–92
3.23
Abnormal Power Supply Voltage ................................................... (U2)
3–93
4
Error Codes: System Malfunctions
4.1
What Is in This Chapter? ........................................................................
3–95
4.2
Malfunction of Transmission between Indoor and
Outdoor Unit .......................................................................... (U4 or UF)
3–96
4.3
Malfunction of Transmission between Indoor Unit and
Remote Controller ........................................................................... (U5)
3–98
4.4
Malfunction of Transmission between MAIN Remote Controller
and SUB Remote Controller
(U8)
3–99
4.5
Malfunctioning Field Setting Switch ................................................ (UA) 3–100
4.6
Centralized Address Setting Error ..................................................(UC) 3–102
5
Additional Checks for Troubleshooting
5.1
What Is in This Chapter? ........................................................................ 3–103
5.2
Outdoor unit: Checking the Installation Condition ...................................
3–104
5.3
Outdoor Unit: Checking the Expansion Valve .........................................
3–105
5.4
Checking the Thermistors .......................................................................
3–106
5.5
Resistance Conversion Table (Ambient, Coil, Fin) ................................. 3–107
5.6
R3T: Resistance Conversion Table (Discharge Pipe Sensor) ................ 3–108
5.7
Evaluation of Abnormal High Pressure ...................................................
3–109
5.8
Evaluation of Abnormal Low Pressure ....................................................
3–110
5.9
Checks .................................................................................................... 3–111
ESIE05-03.book Page v Wednesday, April 6, 2005 4:09 PM
Summary of Contents for RZQ100B7W1B
Page 1: ...Service Manual ESIE05 03 RZQ71 125B8V3B RZQ100 140B7W1B Sky Air Inverter R 410A B series...
Page 2: ......
Page 10: ...ESIE05 03 viii Table of Contents 3 1 4 5...
Page 24: ...ESIE05 03 1 2 Part 1 System Outline 3 1 1 5...
Page 32: ...General Outline Outdoor Units ESIE05 03 1 10 Part 1 System Outline 3 1 1 4 5...
Page 42: ...Specifications ESIE05 03 1 20 Part 1 System Outline 3 1 1 4 5...
Page 56: ...Functional Diagrams ESIE05 03 1 34 Part 1 System Outline 3 1 1 4 5...
Page 58: ...ESIE05 03 1 36 Part 1 System Outline...
Page 70: ...Wiring Diagrams ESIE05 03 1 48 Part 1 System Outline 3 1 1 4 5...
Page 84: ...PCB Layout ESIE05 03 1 62 Part 1 System Outline 3 1 1 4 5...
Page 86: ...ESIE05 03 2 2 Part 2 Functional Description 3 1 2 5...
Page 110: ...General Functionality ESIE05 03 2 26 Part 2 Functional Description 3 1 2 4 5...
Page 150: ...ESIE05 03 3 2 Part 3 Troubleshooting 3 1 3 5...
Page 188: ...Troubleshooting ESIE05 03 3 40 Part 3 Troubleshooting 3 1 3 4 5...
Page 264: ...Additional Checks for Troubleshooting ESIE05 03 3 116 Part 3 Troubleshooting 3 1 3 4 5...
Page 266: ...ESIE05 03 4 2 Part 4 Commissioning and Test Run 3 1 4 5...
Page 306: ...ESIE05 03 5 2 Part 5 Disassembly and Maintenance 3 1 5...