Panasonic CS-F50DTE5 Service Manual

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12 Troubleshooting Guide
If test operation does not proceed correctly
If the following symptoms occur after turning on the power, check the wiring connections once more.
12.1. For standard installation
System example
1. The main power is turned on while the indoor-outdoor transmission wires are not connected.
(open circuit at A: power line)
Symptom
Indoor unit: no power supply
Remote control unit: no power supply
Outdoor unit: LED2, 4, 6 on P.C.B flashes
2. The main power is turned on while the indoor-outdoor transmission wires are not connected.
(open circuit at B: power/transmission line)
Symptom
Indoor unit: no power supply
Remote control unit: no power supply
Outdoor unit: LED2, 4, 6 on P.C.B flashes
3. The main power is turned on while the indoor-outdoor transmission wires are not connected.
(open circuit at C: transmission line)
Symptom
Remote control unit: “check” flashes
Error code: F27-01 (indoor/outdoor transmission error)
Indoor unit: LED1 on P.C.B flashes
Outdoor unit: LED2, 4, 6 on P.C.B flashes
Carry out test operation after approximately 12 hours have passed since the power was turned on (crankcase heater is energized). If
operation is started by using the remote control within 1 minute of turning on the power, the outdoor unit settings will not be made cor-
rectly and correct operation will not be possible.

Panasonic CS-F50DTE5 Specifications

General

Indoor unit type	Ceiling
Indoor unit weight	47000 g
Indoor units quantity	1
Indoor unit dimensions (WxDxH)	1600 x 700 x 250 mm
Indoor unit noise level (high speed)	50 dB
Outdoor unit weight	105000 g
Outdoor unit noise level	56 dB
Outdoor unit dimensions (WxDxH)	900 x 320 x 1340 mm
Hose length (max)	50 m
Inverter technology	Yes
Refrigerating medium	R410A
Cooling capacity (max)	47700 BTU/h
Heating capacity (max)	54600 BTU/h
Air conditioner functions	Cooling, Heating
Cooling capacity in watts (max)	14000 W
Heating capacity in watts (max)	16000 W
Cooling energy efficiency (EER, W/W)	2.91
Heating energy efficiency (COP, W/W)	3.41