Trouble shooting 42
OUTDOOR UNIT Error Method:
Indicate or Display:
High pressure switch 2
Detective details:
Forecast of Cause :
1. High pressure switch 2 connector disconnection, open
2. High pressure switch 2 characteristics defective
3. Main PCB defective
When the power was turned on, "high pressure switch 2: open" was detected.
Check Point 1 : Check the high pressure switch 2 connection state
Connector and wiring connection state check
Cable open check
Check Point 2 : Check the high pressure switch 2 characteristics
Switch characteristics check
* For the characteristics of high pressure switch 2, refer to the "Service Parts Information 21".
Check Point 3 : Replace Main PCB
Change Main PCB and set up the original address.
(Refer to 06-03 page Main PCB removal.)
Outdoor Unit : E. 86. 5
Indoor Unit : Operation LED 9 times Flash, Timer LED 15 Times Flash,
Filter LED Continuous Flash.
Error Code : 86
04-50
High Pressure Switch 2 Error
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