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Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
NO
YES
YES
After fixing incorrect wiring,
press and hold the
RETURN
(BS3)
button on the master
outdoor unit PCB for 5
seconds.
∗
The unit will not run for up to
12 minutes.
Normal
NO
NO
Does a
UH
error
occur for all indoor
units in the system?
YES
NO
YES
Replace the indoor unit PCB.
Replace the outdoor main
PCB (A1P).
Press and hold the
RETURN
(BS3)
button on the outdoor
unit PCB for 5 seconds
Does
an error
occur even after
12 minutes elapses
from the time when
electricity is introduced
to indoor and
outdoor
units?
Is
electricity
being introduced
for the first time after
installation or after an
indoor or outdoor unit
PCB has been
replaced?
Is
indoor-outdoor unit
transmission wiring
normal? (
∗
1)
Summary of Contents for SkyAir RZQ-TA Series
Page 1: ...Service Manual Cooling Only 60 Hz Heat Pump 60 Hz RZR TA RZQ TA Series SiUS281811E...
Page 283: ...6L86 3DUW SSHQGL LULQJ LDJUDPV 2XWGRRU 8QLW QGRRU 8QLW Part 7 Appendix...
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