GMV5 DC INVERTER VRF UNITS SERVICE MANUAL
135
C2
Communication
failure between
main control board
and inverter
compressor drive
1. The control board is powered off;
2. The compressor drive board is
powered off;
3.
The
communication
cable
between the control board and
compressor drive board is not
connected;
4. The compressor drive board's
dial switch SA201 is wrong.
1. Check the power supply of the control
board. Replace the control board if it
works properly;
2. Check the power supply of the drive
board. Replace the drive board if it
works properly;
3. Connect the main board and drive
board using the communication cable;
4. Adjust the dial switch of the
compressor drive board.
P3
Compressor drive
module reset
protection
1. The compressor drive board is
faulty.
1. Replace the compressor drive board.
P5
Inverter compressor
over-current
protection
1. The drive board's IPM module is
damaged;
2. The compressor's UVW cable is
not connected properly;
3. The compressor is damaged.
1. Replace the compressor drive board;
2. Reconnect the compressor's UVW
cable;
3. Replace the compressor.
P6
Compressor drive
IPM module
protection
1. The drive board's IPM module is
damaged;
2. The compressor's UVW cable is
not connected properly;
3. The compressor is damaged.
1. Replace the compressor drive board;
2. Reconnect the compressor's UVW
cable;
3. Replace the compressor.
P7
Compressor drive
temperature sensor
fault
1. The compressor drive board is
faulty.
1. Replace the compressor drive board.
P8
Compressor drive
IPM
over-temperature
protection
1. The compressor drive board is
faulty;
2. Thermal gel is not applied evenly
on the IPM module;
3. The IPM module is not screwed
properly.
1. Replace the compressor drive board;
2. Apply thermal gel evenly on the IPM
module;
3. Screw the IPM module properly.
P9
Inverter compressor
out-of-step
protection
1. The compressor drive board is
faulty.
2. The compressor is damaged.
1. Replace
the
compressor
drive
board.
2. Replace the compressor.
PH
Compressor drive
DC bus high voltage
protection
1. Does the voltage of the input
power cable of the whole system
exceed 460 V;
2. The compressor drive board is
faulty.
1. Lower the voltage of the input power
cable to the required range;
2. Replace the compressor drive board.
PL
Compressor drive
DC bus low voltage
protection
1. Is the voltage of the input power
cable of the whole system lower
than 320 V;
2. The compressor drive board is
faulty.
1. Elevate the voltage of the input power
cable to the required range;
2. Replace the compressor drive board.
PC
Compressor drive
current check circuit
fault
1. The compressor drive board is
faulty.
1. Replace the compressor drive board.
PF
Compressor drive
recharging circuit
fault
1. Is the voltage of the input power
cable of the whole system lower
than 280 V;
2. The compressor drive board is
faulty.
1. Elevate the voltage of the input power
cable to the required range;
2. Replace the compressor drive board.
PJ
Inverter compressor
starting failure
1. The drive board is damaged;
2. The compressor's UVW cable is
not connected properly;
3. The compressor is damaged.
1. Replace the compressor drive board;
2. Reconnect the compressor's UVW
cable;
3. Replace the compressor.
C3
Communication
failure between
1. The control board is powered off;
2. The fan drive board is powered
1. Check the power supply of the control
board. Replace the control board if it
Содержание GMV-224WM/B-X
Страница 1: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL T1 R410A 50 60Hz GC201508...
Страница 6: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 3 2 Piping Diagram of GMV 400WM B X and GMV 450WM B X...
Страница 27: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 24...
Страница 29: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 26 V Construction Organization Process...
Страница 38: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 35...
Страница 45: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 42 Part 5 Piping Connection Schematic Diagram of Piping Connection...
Страница 47: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 44 GMV 504WM B X GMV 560WM B X and GMV 615WM B X...
Страница 156: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 153 low press ure air pipe...
Страница 158: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 155 2 Low exhaust temperature protection E2...
Страница 159: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 156 3 System high pressure protection E1 4 System low pressure protection E3...
Страница 160: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 157...
Страница 161: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 158 5 System refrigerant lacking protection U4...
Страница 162: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 159 6 System high pressure ratio protection J8...
Страница 163: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 160 7 System low pressure ratio protection J9...
Страница 165: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 162 11 Pressure sensor fault...
Страница 224: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 221 2 Model GMV 335WM B X Exploded View...
Страница 227: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 224 3 Model GMV 400WM B X GMV 450WM B X Exploded View...
Страница 230: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 227 4 Model GMV 504WM B X GMV 560WM B X GMV 615WM B X Exploded View...
Страница 242: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 239...
Страница 248: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 245 Click Finish...
Страница 250: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 247 Check I accept the terms in the License Agreement and click Next...
Страница 254: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 251 Click Next Installing...
Страница 255: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 252 Click Close...
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Страница 277: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 274 Power input Gateway Running Alarm Power Address Function...
Страница 287: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 284 1 4 2 5 Communication Debug...
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Страница 300: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 297 11 In the displayed window select I Agree and click Next to continue...
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Страница 315: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 312 After detection detected devices will be listed in the Net tree...
Страница 349: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 346...
Страница 352: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 349 11 In the displayed window select I Agree and click Next to continue...
Страница 375: ...GMV5 DC INVERTER VRF UNITS SERVICE MANUAL 372 JF00302751...