Daikin R71FUV1 Service Manual page 194

Troubleshooting by Remote Controller
Remote Controller Display
E7
Applicable Models
RZQ-C7
Method of Error Detection
Defective fan motor system is detected according to the
fan speed detected by hall IC when the fan motor runs.
Error Decision Conditions
When the fan runs with speed less than a specified
one for 6 seconds or more when the fan motor running
conditions are met
When connector detecting fan speed is disconnected
When the error is generated 4 times, the system shuts
down.
Supposed Causes
Disconnection of connector
Defective fan motor
The harness connector between fan motor and PCB is
left in disconnected, or defective connector
Fan does not run due to foreign matters tangled
Clearing condition: Operate for 5 minutes (normal)
Si20-701_B
187