E7" Malfunction Of Outdoor Unit Fan Motor - Daikin ALTHERMA HT Service Manual

Troubleshooting by Indication on the Remote Controller

3.20 "E7" Malfunction of Outdoor Unit Fan Motor

E7
Remote Control
Display
ER*Q 011~016*
Applicable
Models
Malfunction of fan motor system is detected according to the fan speed detected by hall IC
Method of
when the fan motor runs.
Malfunction
Detection
 When the fan runs with speed less than a specified one for 6 seconds or more when the fan
Malfunction
Decision
 When malfunction is generated 4 times, the system shuts down.
Conditions
 Malfunction of fan motor
Supposed
 The harness connector between fan motor and PC board is left in disconnected, or faulty
Causes
 Fan does not run due to foreign matters tangled
 Clearing condition: Operate for 5 minutes (normal)
 Open phase L1 or open phase N.
158
motor running conditions are met
connector
ESIE09-08B
Troubleshooting