Troubleshooting by Indication on the Remote Controller
125
Remote Controller Display
E7
Applicable Models
VRVII-S Series
Method of Error Detection
Error of 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 14.5 seconds or more when the fan motor
running conditions are met
When error is generated 4 times, the system shuts
down.
Supposed Causes
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)
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