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M series
MULTI SYSTEM Inverter Heat Pump
MUL
TI
SYSTEMS
TROUBLESHOOTING
C-549
MXZ-3B/4B/5B
Primary current protection
Secondary current protection
High-pressure protection
Defrosting in cooling
3 times
Lighting
Discharge temperature
protection
4 times
Lighting
Low discharge
temperature protection
5 times
Lighting
Cooling high-pressure
protection
Twice
Lighting
Once
Lighting
The outdoor heat exchanger temperature exceeds 58°C during operation.
9 times
Lighting
Inverter check mode
Lighting
Lighting
Normal
The unit is operated with emergency operation switch.
-
The input current exceeds
15 A (
MXZ-3B54/3B68/4B71VA
)/
17 A (
MXZ-4B80VA
)/18 A (
MXZ-5B100VA
)
.
The current of the compressor exceeds
12 A (
MXZ-3B54/3B68/4B71VA
)/
10 A (
MXZ-4B80/5B100VA
)
.
The indoor gas pipe temperature exceeds 45°C during heating.
The indoor gas pipe temperature falls 3°C or below during cooling.
The discharge temperature exceeds 100°C during operation.
The frequency of the compressor is kept 80 Hz or more and the discharge
temperature is kept under 50°C (COOL mode) /40°C (HEAT mode) for
more than 40 minutes.
Outdoor electronic control P.C. board (Parts side)
LED2 LED1
Lighting
LED1 LED2
Lighting
MXZ-3B54/3B68/4B71VA
MXZ-4B80/5B100VA
LED1(Red) LED2(Yellow)
Abnormal point / Condition
Indication
Condition
No.
20
21
22
23
24
25
26
Outdoor unit
operates
normally.
Outdoor unit
operates.
Symptom
The flashing frequency shows the number of times the LED blinks after every 2.5-second OFF.
(Example) When the flashing frequency is “2”.
ON
OFF
2.5-second OFF
2.5-second OFF
0.5-second ON
0.5-second ON
NOTE 1. The location of LED is illustrated at the right figure.
2. LED is lighted during normal operation.
Содержание M-SERIES
Страница 6: ...M series C WALL MOUNTED ...
Страница 38: ...WALL MOUNTED Outdoor Unit M series WIRING DIAGRAM WALL MOUNTED C 36 MUH GD80VB OUTDOOR UNIT ...
Страница 39: ...WALL MOUNTED Outdoot Unit M series WIRING DIAGRAM WALL MOUNTED C 37 MUZ FD25VA MUZ FD35VA OUTDOOR UNIT ...
Страница 40: ...WALL MOUNTED Outdoor Unit M series WIRING DIAGRAM WALL MOUNTED C 38 OUTDOOR UNIT MUZ FD50VA ...
Страница 41: ...WALL MOUNTED Outdoot Unit M series WIRING DIAGRAM WALL MOUNTED C 39 MUZ FD25VABH MUZ FD35VABH OUTDOOR UNIT ...
Страница 42: ...WALL MOUNTED Outdoor Unit M series WIRING DIAGRAM WALL MOUNTED C 40 OUTDOOR UNIT MUZ FD50VABH ...
Страница 43: ...WALL MOUNTED Outdoot Unit M series WIRING DIAGRAM WALL MOUNTED C 41 MUZ GE25VA MUZ GE35VA OUTDOOR UNIT ...
Страница 44: ...WALL MOUNTED Outdoor Unit M series WIRING DIAGRAM WALL MOUNTED C 42 OUTDOOR UNIT MUZ GE25VAH MUZ GE35VAH ...
Страница 45: ...WALL MOUNTED Outdoot Unit M series WIRING DIAGRAM WALL MOUNTED C 43 MUZ GE42VA OUTDOOR UNIT ...
Страница 46: ...WALL MOUNTED Outdoor Unit M series WIRING DIAGRAM WALL MOUNTED C 44 MUZ GE42VAH OUTDOOR UNIT ...
Страница 47: ...WALL MOUNTED Outdoot Unit M series WIRING DIAGRAM WALL MOUNTED C 45 MUZ GE50VA OUTDOOR UNIT ...
Страница 48: ...WALL MOUNTED Outdoor Unit M series WIRING DIAGRAM WALL MOUNTED C 46 MUZ GE50VAH OUTDOOR UNIT ...
Страница 49: ...WALL MOUNTED Outdoot Unit M series WIRING DIAGRAM WALL MOUNTED C 47 OUTDOOR UNIT MUZ GE60VA MUZ GE71VA ...
Страница 50: ...WALL MOUNTED Outdoor Unit M series WIRING DIAGRAM WALL MOUNTED C 48 MUZ HC25VA OUTDOOR UNIT ...
Страница 51: ...WALL MOUNTED Outdoot Unit M series WIRING DIAGRAM WALL MOUNTED C 49 OUTDOOR UNIT MUZ HC35VA MUZ HC35VAB ...
Страница 192: ...WALL MOUNTED Inverter Heat Pump M series INSTALLATION PROCEDURE WALL MOUNTED C 190 ...
Страница 199: ...WALL MOUNTED MSC MS MSH Series M series C 197 OPERATION AND ACTUATOR CONTROL WALL MOUNTED MUH MUH ...
Страница 202: ...WALL MOUNTED MSC MS MSH Series M series C 200 OPERATION AND ACTUATOR CONTROL WALL MOUNTED MSH g TIMER OPERATION ...
Страница 271: ...FLOOR STANDING MFZ KA VA Series M series OPERATION FLOOR STANDING C 269 ...
Страница 272: ...FLOOR STANDING MFZ KA VA Series M series OPERATION FLOOR STANDING C 270 f i save OPERATION ...
Страница 274: ...FLOOR STANDING MFZ KA VA Series M series OPERATION FLOOR STANDING C 272 i EMERGENCY TEST OPERATION ...
Страница 289: ...CEILING CASSETTE Inverter Heat Pump M series INSTALLATION PROCEDURE CEILING CASSETTE C 287 ...
Страница 290: ...CEILING CASSETTE Inverter Heat Pump M series INSTALLATION PROCEDURE CEILING CASSETTE C 288 ...
Страница 292: ...CEILING CASSETTE Inverter Heat Pump M series INSTALLATION PROCEDURE CEILING CASSETTE C 290 ...
Страница 293: ...CEILING CASSETTE Inverter Heat Pump M series INSTALLATION PROCEDURE CEILING CASSETTE C 291 ...
Страница 294: ...CEILING CASSETTE Inverter Heat Pump M series INSTALLATION PROCEDURE CEILING CASSETTE C 292 ...
Страница 300: ...CEILING CASSETTE M series CEILING CASSETTE C 298 ...
Страница 496: ...M series C 494 MULTI SYSTEM Inverter Heat Pump MULTI SYSTEMS WIRING DIAGRAM OUTDOOR UNIT MXZ 3B54VA ...
Страница 497: ...M series C 495 MULTI SYSTEM Inverter Heat Pump MULTI SYSTEMS WIRING DIAGRAM OUTDOOR UNIT MXZ 3B68VA ...
Страница 498: ...M series C 496 MULTI SYSTEM Inverter Heat Pump MULTI SYSTEMS WIRING DIAGRAM OUTDOOR UNIT MXZ 4B71VA ...
Страница 499: ...M series C 497 MULTI SYSTEM Inverter Heat Pump MULTI SYSTEMS WIRING DIAGRAM OUTDOOR UNIT MXZ 4B80VA ...
Страница 500: ...M series C 498 MULTI SYSTEM Inverter Heat Pump MULTI SYSTEMS WIRING DIAGRAM OUTDOOR UNIT MXZ 5B100VA ...