Service Manual

ERROR CODES & PROBLEM SOLVING
PAGE 32
ENGLISH
Outdoor DC Fan Motor Fault
Outdoor Display
LED1 Flashes 9 Times
This is caused by an outdoor motor or outdoor PCB fault
Spare Parts:
Outdoor PCB
Outdoor motor
Turn power o and check
whether the outdoor motor plug
connection is secure
Restore power to the unit and turn
system on in Cool mode.
Does the fan motor operate?
Measure for a voltage of 0-5V
between pins 3 and 6
Outdoor motor fault
Outdoor PCB fault
Re-seat the plug
1. Measure for an approx.
voltage of 310V between
pins 1 and 3 of the motor
connector on the PCB
2. Measure for an approx.
voltage of 15VDC between
pins 3 and 4 of the motor
connector on the PCB
3. Measure for an approx.
voltage of 0-6V between
pins 3 and 5 of the
connector on the PCB
No
No
Yes
Yes
Yes
Yes
No
No
6 5 4 3 2 1