Wiring Error Check Unexecuted - Daikin MKS-T Series Service Manual

SiSG121917E
7.3

Wiring Error Check Unexecuted

U3
Error Code
Outdoor Unit LED
A j 1 h 2 i 3 h 4 h 5 h
Display
Method of Error The system checks if wiring error check is executed after clearing the memory.
Detection
Error Decision
An error is determined when the unit is operated by the remote controller without executing
Conditions wiring error check after the memory was cleared.
Supposed
The wiring error switch (SW3) may have been pressed for 10 seconds or more and the memory
Causes may have been deleted. The unit cannot be operated unless wiring error check is executed.
Troubleshooting
Reference
Refer to Wiring Error Check Function on page 185 for details.
Part 6 Service Diagnosis
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
NO
Wiring error check
executed?
YES
Troubleshooting for Outdoor Unit
Conduct wiring error check.
Wiring error check may not
have been finished because of
the trouble of indoor/outdoor
unit.
Conduct wiring error check
again.
(R22429)
142