-
373
-
'12 • PAC-T-173
Error code
Remote controller:
LED
Green
Red
Indoor
Outdoor
Content
None
Power supply system error
(Power supply to remote controller)
.HHSVÀDVKLQJ
Stays OFF
.HHSVÀDVKLQJ WLPHVÀDVK
1. Applicable model
5. Troubleshooting
All models
Diagnosis
Countermeasure
Isn't there any
loose connection of remote
controller wires?
Isn't remote
controller wire broken or
short-circuited?
Is DC180V
between
-
of
CNW2 (FDTC : CNW3)?
Disconnect remote
controller wires.
NO
Is DC15V or
higher detected between X-Y
of indoor unit terminal
block?
Is 24V or higher
between (Brown-Brown) of
transformer secondary
side?
YES
YES
YES
YES
NO
NO
NO
FDEN,
FDU Series
FDT, FDTC, FDUM
FDF Series
NO
YES
Correct.
Replace wires.
Replace remote controller.
Defective indoor power
PCB
ª
Replace.
Defective indoor control
PCB
ª
Replace.
Replace transformer.
Defective indoor control
PCB
ª
Replace.
2. Error detection method
3. Condition of Error displayed
4. Presumable cause
• Remote controller wire
breakage/short-circuit
• Defective remote controller
• Malfunction by noise
• Faulty indoor power PCB
• Broken harness
• Faulty indoor control PCB
Note:
Summary of Contents for FDC Series
Page 95: ... 94 12 PAC T 173 Models FDT100VF 125VF 140VF H H H H H C B A F G D G PJF000Z285 ...
Page 98: ... 97 12 PAC T 173 Models FDEN60VF 71VF C 2 C 1 A B A B D C 1 C 2 C 1 C 2 E G F B PFA003Z817 ...
Page 113: ... 112 12 PAC T 173 b Wireless remote controller RCN E1R 60 17 150 Unit mm ...
Page 278: ... 277 12 PAC T 173 ー K ...
Page 346: ... 345 12 PAC T 173 Power PCB 1BSU OVNCFS 4GRNCEG VJG 2 ...
Page 518: ... 517 12 PAC T 173 3 5 SUPER LINK E BOARD SC ADNA E F SL2NA E and SL3N AE BE to control ...
Page 519: ... 518 12 PAC T 173 ...