Daikin R36PUV2S - Page 442

Troubleshooting by Remote Controller Si20-701_B
435
YES
YES
YES
YES
Are
the wires
between indoor-
indoor and indoor-
outdoor correctly
connected?
Is
the
power
supply for the
option device
connected from the
terminal block (X2M)
between 1 and 2
connecting indoor
and outdoor of
the indoor
unit?
NO
Connect
correctly.
Is the
power supply
PCB correctly
connected?
Is 220
VAC between
No.1 and 2 of X2M
terminal (indoor
unit)?
NO
YES
Connect
correctly.
Could be
incorrect
wiring.
Check again.
Check the
power supply
system inside
the indoor unit.
NO
NO
Connect
correctly.
A
Do the
micro-computer
normal monitors (HAP)
on all indoor unit
PCB's blink?
NO
Turn the power supply
OFF once, and restart.
B