Refrigerant Overcharged - Daikin VRV-WIII RWEYQ72PTJU Service Manual

SiUS30-1301

3.24 Refrigerant Overcharged

F6
Error Code
Applicable RWEYQ72P, 84P
Models
Method of Error
The error is detected according to the temperature detected by the discharge pipe temperature
Detection during check operation
Error Decision
When the discharge pipe temperature drops during check operation
Conditions
 Refrigerant overcharge
Supposed
 Disconnection of discharge pipe thermistor
Causes
Troubleshooting
Service Diagnosis
Be sure to turn off the power switch before connecting or disconnecting
Caution
connectors, or parts may be damaged.
Check the mounting condition
of the suction pipe thermistor
and the subcooling heat
exchanger outlet thermistor
mounted to piping.
Is the
thermistor mounted
properly?
YES
Remove the suction pipe
thermistor and the subcooling
heat exchanger outlet
thermistor from the condensing
unit PCB and measure the
resistance with a tester.
Is it normal?
CHECK 11
YES
A
Troubleshooting by Indication on the Remote Controller
NO
NO
Mount the thermistor properly
before operation.
Replace the thermistor if it
functions abnormally before
operation.
191