Check Operation Not Executed - Daikin VRV RXYMQ-A Series Service Manual

SiME332106E

5.57 Check Operation Not Executed

Applicable All outdoor unit models
Models
U3
Error Code
Method of Error
The check operation has not been executed.
Detection
Error Decision
Error is decided when the unit starts operation without check operation.
Conditions
Supposed  Check operation not executed
Causes
Troubleshooting
Part 6 Service Diagnosis
Be sure to turn off the power switch before connecting or disconnecting
Caution
connectors, or parts may be damaged.
The contents of individual
failures vary with sub code.
Ensure the sub code, and
then go to the following:
U3-02
U3-03
U3-04
U3-05
U3-06
U3-07
U3-08
U3-10
Troubleshooting by Error Code
Conduct the test operation.
(Test operation failed due
to indoor unit error.)
Conduct the test operation.
(The test operation has not
been conducted.)
Check for the refrigerant
piping, and then conduct
the test operation.
Conduct the test operation
(due to the premature end
of the test operation).
Conduct the test operation
(due to the premature end
of the test operation).
Check for transmission
between indoor and
outdoor units, and then
conduct the test operation.
Check for transmission
between indoor and
outdoor units, and then
conduct the test operation.
Conduct the refrigerant
auto charge operation.
(The refrigerant auto
charge operation has not
been conducted.)
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