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Remove the float switch and
attach a jumper connector.
Then restart operation.
Is the drain
water level abnormally
high?
Does the
drain pump work after
restarting operation?
Is a drain
pump connected to the
indoor unit PCB?
Check the
continuity of short
circuit connector
.
Is there
continuity?
YES
YES
YES
Is the
short circuit
connector connected to the
indoor unit PCB?
(
!
1)
NO
NO
NO
Is the float
switch connected to the
indoor unit PCB?
(
!
1)
NO
NO
NO
NO
NO
Is the drain pump
mechanism connected?
YES
YES
YES
Error is
displayed again.
YES
YES
YES
NO
Set to “emergency” and check
the voltage of the connector
(
!
2) to which the drain pump is
connected.
Short circuit connector
connection
Replace the short circuit
connector.
Replace the indoor unit main
PCB (A1P).
Connect the drain pump.
Drain system abnormality
Connect the float switch (S1L).
Check if drain water is being
drained, and if the drain pipe is
not clogged.
Replace the float switch (S1L).
Replace the indoor unit main PCB
(A1P).
Replace the drain pump.
Replace the indoor unit main
PCB (A1P).
Drain
pump voltage is in
accordance to the
criteria. (
!
3)
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Caution
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Содержание SkyAir RZQ-TA Series
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