Some Part Of Air Conditioner Does Not Operate - Sanyo SAP-K71GJA Technical & Service Manual

9-3. Some part of air conditioner does not operate.

9-3-1. Only indoor fan does not run.
• Check fan rotation.
Turn fan gently once or twice by
hand.
• Measure resistance of indoor fan • Measure resistance of indoor fan
motor winding. motor winding.
OK OK
• Check fan motor capacitor. • Check fan motor capacitor.
9-3-2. Only outdoor fan does not run.
• Check fan rotation.
Turn fan gently once or twice by
hand.
• Measure resistance of outdoor fan
motor winding.
OK
• Check fan motor capacitor.
• Check fan casing
foreign matter on
Fan cannot
inside.
be turned.
Fan motor burnout
or foreign matter in
bearings.
• When fan speed is changed, does
applied voltage between lead wires
BRN and WHT change as well ?
• PCB Ass'y is defective.
• Check fan casing
foreign matter on
Fan cannot
inside.
be turned.
Fan motor burnout
or foreign matter in
bearings.
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48
Remove foreign
matter or repair.
Repair or replace.
NO
Remove foreign
matter or repair.
Repair or replace.