4. Service procedures

(3)Checking the Electrical Parts

1 Power transformer (TR1)

Indoor unit *Measure the coil resistance.

Primary 230-208V

; Measure the resistance between No.1 and No.3

 

 

(WHT lead wires) terminals of 3P (WHT) socket connected to

 

 

power transformer.

Secondary 14.8V

; Measure the resistance between No.1 and No.2

 

 

(RED lead wires).

 

14.8V

; Measure the resistance between No.3 and No.4

 

 

(BRN lead wires).

Refer to “1-3 Other component specifications”.

2 Power transformer (TR)

.................... Outdoor unit *Measure the coil resistance.

Primary 230-208V ; Measure the resistance between No.1 and No.3

 

 

 

(WHT lead wires) terminals of 3P(WHT) socket jointed to power

 

 

 

transformer.

Secondary

14 V ; Measure the resistance between No.1 and No.2

 

 

 

(BRN lead wires).

Refer to “1-3 Other component specifications”.

3 Indoor fan motor (FMI)

Indoor unit *Measure the coil resistance.

Measure the resistance between each terminal of 7P (WHT) socket and 3P (YEL) socket connected to the indoor fan motor.

Refer to “1–2–(A) Major component specifications”.

4 Outdoor fan motor (FMO)

.....................Outdoor unit *Measure the coil resistance.

Measure the resistance in the same manner as explained above 3. Refer to “1–2–(B)Major component specifications”.

Section

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2

3

4

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Sanyo XHS2432, XHS3632, CH2432, CH3632 service manual Service procedures Checking the Electrical Parts, Power transformer TR1

XHS3632, XHS2432, CH3632, CH2432 specifications

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