Daikin VRV R-407C PLUS Series, Service Manual

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SiE 00-07 Test Operation
Test Operation R-407C PLUS Series 77
1.1.3 Check Operation.
Refer to Wiring Check Operation on P96
Carry out wiring check operation,
and check wiring and piping connections.
Set the operation mode to ”cool.“
Set to the test operation mode
and operate using the remote controller.
Normal operation
For wiring check operation procedure, see wiring
check operation.
Even if it's the heating season, set to cooling
mode in order to prevent liquid from backing
up.
To enter the test operation mode, push the
inspection / test operation button of the
indoor unit remote controller 4 times. Push
once more to return to the normal operation
mode.
•Make sure cold air is coming from the indoor
unit.
•Run the indoor units one at a time, and
make sure that the corresponding outdoor
units also run.
(VF130)
Caution
When the 400 volt power supply is applyed to "N" phase by mistake, replace
Inverter P.C.B (A2P) and control transformer (T1R, T2R) in switch box together.
(V0847)