Daikin REMQ14PY1 [382/491] Caution be su re to t u rn off power s witch b efore connect or di s connect connector or p a rt s d a m a ge m a y b e occ u rred

Daikin REMQ10PY1 [382/491] Caution be su re to t u rn off power s witch b efore connect or di s connect connector or p a rt s d a m a ge m a y b e occ u rred
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Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
(V2831)
NO
YES
YES
After fixing incorrect wiring,
push and hold the RESET
button on the master outdoor
unit PC board for 5 seconds.
Normal
NO
Is
electricity
being introduce for
the first time after
installation or after an indoor
or outdoor unit PC
board has been
replaced?
Is
indoor -
outdoor and
outdoor - outdoor unit
transmission wiring
normal?
YES
NO
Norm
al
NO
Does a
malfunction occur?
Mount the DIII NET extension
adapter.
YES
Disconnect
the
outdoor-outdoor unit
transmission wiring to
create the one-system
status, and then check
whether or not the
system is
normal.
NO
Does a
UH” malfunction
occur for all indoor units
in the system?
YES
NO
Does a
malfunction
occur even after 12
minutes elapses from the
time when electricity is
introduced to indoor
and outdoor
units?
YES
Replace indoor unit PC board.
Replace outdoor unit PC
board (A1P or A3P).
Push and hold the RESET
button on the outdoor unit
PC boa
rd for 5 seconds
The unit will not run for up to
12 minutes.
1: Check the correct wiring “indoor-outdoor” and “outdoor-outdoor” by Installation Instruction.
2: What is Auto Address?
This is the address automatically assigned to indoor units and outdoor units after initial power supply
upon installation, or after executing rewiring (Keep pressing the rewiring button for more tha
n 4
seconds).

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