Troubleshooting 49 - Outdoor Unit Error Method: 4-Way Valve Error - Fujitsu Airstage V series Service Manual

Trouble shooting 49
OUTDOOR UNIT Error Method:
4-way valve Error
Detective Actuators:
Outdoor Unit Controller PCB circuit
Forecast of Cause : 1. Connector connection failure 2. Coil failure 3. 4-way valve failure
Check Point 1 : Check connection of Connector
p Check if connector is loose or removed
p Check erroneous connection
p Check if 4-way valve cable is open
>>Reset Power when reinstalling due to removed connector or incorrect wiring.
OK
Check Point 2 : Check the solenoid coil and 4-way valve
Refer to the Service Parts Information.
Indicate or Display:
Outdoor Unit : LED1 Flash, LED2
Indoor Unit : Operation LED Flash, Timer LED 3 Time Blinks,
ERROR CODE : E : 32
Detective details:
Upon changing operation from other than heating to heating, and when the
difference between high and low pressure becomes lower than 10degC after
60 seconds of the first start up of compressor.
06-58
10 Time Blink
Swing LED 3 Time Blinks