Daikin VRV S RXQ4/5ARV1 - Page 264

Troubleshooting by Error Code SiAF332111E
258 Part 6 Service Diagnosis
Note(s)
Reference
Troubleshooting
OL (Q1M) activating temperature: 125°C
OL (Q1M) recovery temperature: 110°C
1. RXMQ6AR: X3A
RXMQ8AR: X5A
CHECK 11 Refer to page 350.
Caution
YES
NG
NO
OK
YES
NO
Disconnect the connector (1)
from the PCB.
Disconnect the 2 terminals of
the OL (Q1M).
Resistance 
Resistance 
Nearly 0 
Nearly 0 
Insert the thermistor in
position.
Replace the discharge pipe
thermistor.
Replace the outdoor unit
main PCB (A1P).
Discharge pipe
thermistor disconnected?
CHECK 11
Check the discharge pipe
thermistor.
Replace the OL (Q1M).
Replace the OL harness.
Connect the connector
(1)
properly.
Is the OL connector
(1) properly connected?
Check the
resistance between
the 2 terminals on the
connector
(1).
Check the
resistance between the
2 terminals of the OL
(Q1M).
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.