Sanyo UH2442 / CH2442, XH3642 / CH3642, XH4242 / CH4242 service manual Indoor fan does not operate

4. Service procedures

(6)Procedures When a Specific Component Does Not Work

1)Indoor fan does not operate.

Is fan motor capacitor		No
			Replace the capacitor.
normal ?
	Yes

Is there voltage output of P.C.B. Ass'y for fan motor ?

Yes

•Check resistance of fan motor winding.

Out

Replace the fan motor.

No

Replace the P.C.B. Ass'y in the indoor unit.

0650_M_S

2)Flaps in indoor unit’s air outlet does not operate, when you press SWEEP button.

Check the louver motor resistance.

Is auto louver motor normal? Yes

Is PNL connector socket attached to panel

connected firmly with PNL plug ?

Yes

Replace P.C.B. Ass'y in the indoor unit.

No

No

Replace the motor.

Connect firmly.

2101_M_S

4

3)Flap does not operate, when you press button. (When you press SWEEP button,

flap operates.)

		No
Does limit switch actuate?			Replace the switch.
	Yes
Is PNL connector socket		No
attached to panel			Connect firmly.
connected firmly with PNL plug ?
	Yes
Replace P.C.B. Ass'y in the
indoor unit.

2102_M_S

SM830082

IV - 19