Reverse Phase - Daikin Skyair FHC35K Service Manual

Troubleshooting by Remote Controller Display / LED Display
6.20

Reverse Phase

84 84 84 84
Remote Controller
Display
Outdoor Unit LED
A(H1P)
Display
Applicable Models
R(Y)
„ 3-phase equipment only
Method of
Reverse phase detection circuit detects the phase of each phase and determines whether it is normal or
Malfunction

reverse phase.

Detection
„ Failure of power supply wiring connection
Supposed Causes
„ Power supply wiring is broken or disconnected.
„ Failure of outdoor unit PC board
Troubleshooting
118
ñ ó ò
1(H2P) 2(H3P)
Turn the power
supply off once and
then back on.
Is U1
NO
displayed on the
remote controller?
YES
Could be outside cause (noise,
etc.) other than malfunction.
Outdoor unit PC board
replacement
(SF022)
Troubleshooting
Si-71A