Daikin VRV RXYQ72-384XAYCA, Service Manual

Page: 240 / 419

Troubleshooting by Error Code SiUS342004EB
233 Part 6 Service Diagnosis
Note(s)
Check the drain piping for
clogging or upward slope, etc.
Replace the indoor unit control
PCB (A1P).
Replace the drain pump (M1P)
or check for dirt, etc.
YES
YES
NO
NO
The drain
pump works when the
power supply is reset for the
indoor unit.
The
voltage of
drain pump
terminals ( 2) is in
accordance to the criteria
( 3) (within 5 minutes of
resetting the power
supply).
A
Model

1: Float switch (S1L) /
short circuit connector

2: Drain pump (M1P)
connector

3: Drain pump (M1P)
voltage
Note
FXFQ-AA X15A X25A 13 VDC —
FXFQ-T X15A X10A 13 VDC —
FXZQ-TA X15A X102A 13 VDC —
FXZQ-TB X15A X25A 13 VDC —
FXUQ-P X15A X25A 13 VDC —
FXUQ-PA X15A X25A 13 VDC —
FXEQ-P X15A X25A 13 VDC —
FXDQ-M X8A X25A 220-240 VAC —
FXSQ-TA X15A X25A 13 VDC —
FXSQ-TB X15A X25A 13 VDC —
FXMQ-PB X15A X25A 220-240 VAC —
FXMQ-TB X15A X25A 13 VDC —
FXMQ-TA X15A X25A 13 VDC Option