Indoor Fan Error – E3 (page 2 of 2)
Replace motor
Turn ON power
No
Yes
Set your multimeter to Volts DC
and carefully measure voltage
between PINs 1 - 3 & 4 - 3.
Keep black lead of meter on 3
40MAQ High Wall
208/220 Volt Indoor Units
Was PINs 1 - 3 voltage between 280~380VDC?
Was PINs 4 - 3 voltage between 14~17.5VDC?
120 Volt Indoor Units
Was PINs 1 - 3 voltage between 140~190VDC?
Was PINs 4 - 3 voltage between 14~17.5VDC?
Replace motor & PCB
1 - Red
3 - Black
4 - White
5 - Yellow
6 - Blue
If after parts replacement, E3 is
still displayed, contact your local
CE Technical Support Rep.
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