AirStage ARXB07LALH, Service Manual

Page: 111 / 207

Outdoor Unit Fan Motor Lock Error
- Start up Error -
OK
OK
OK
1. Rotation obstruction by foreign matter
2. Motor wiring, connector disconnection, open
3. Fan motor defective (winding open, lock)
4. Main PCB defective (drive circuit, speed detection circuit)
Outdoor unit fan
"Protection stop by "fan speed 100rpm" 20 seconds after fan operation
command issued" was generated consecutively 15 times
* The compressor is protection stopped every time fan protection stop has
been generated 3 times.
Check if fan can be rotated by hand.
Motor winding resistance check
Motor operation check
Check Point 4 : Check Main PCB
Drive circuit output check ( Between Pin No.3 and Pin No.2 on CN 116/CN117 : DC 13.6 - 16.5 V )
Check if speed can be detected.
>>If replace Main PCB and
and set up orignal address
,
Check Point 2 : Check the motor wiring, connector disconnection, open
Check for motor wiring connector disconnection, open.
Check Point 3 : Fan motor defective
Check Point 1 : Fan rotation state check
Check for the absence of foreign matter around the fan
Indoor Unit : Operation LED 9 times Flash, Timer LED 15 Times Flash,
Filter LED Continuous Flash.
Outdoor Unit : E. 97. 1 ( FAN 1 ) , E. 98. 1 ( FAN 2 )
Error Code : 97 ( FAN 1 ) , 98 ( FAN 2 )
04-47
Trouble shooting 37
Indicate or Display:
Detective Actuators:
Detective details:
OUTDOOR UNIT Error Method:
Forecast of Cause :