Mitsubishi Electric PKA-RP100FAL#1 Service Manual download pdf (Page 26)

Red

White

Black

Relay connector

Protector

OFF:130±5

ON :80±20









Orange

Red

Pink

Yellow Brown Blue

Parts name Check points

Measure the resistance between the terminals with a tester.

(Winding temperature 20)

Fan motor

160

Measure the resistance between the terminals with a tester.

Contactor

(for heater)

(Only PKH)

Abnormal

Open or short

88H

Normal

Abnormal

Open or short

Red–Black

White–Black

Motor terminal

Relay connector

50, 60, 71

99.5

103.9

100

62.6

74.0

Normal

Open or short

Abnormal

Brown–Yellow

Brown–Blue

Red–Orange

Red–Pink

Connector

186~214

Measure the resistance between the terminals with a tester.

(Surrounding temperature 20~30)

Vane motor

Measure the resistance of each heater element with a tester.

Heater

(Only PKH)

Normal

Abnormal

60, 71

18.9

700W 240V

100

16.5

800W 240V

Open or short

Disconnect the connector then measure the resistance with a tester.

(Surrounding temperature 10~30)

Room temperature

thermistor (TH1)

Pipe temperature

thermistor (TH2)

Condenser/evaporator

temperature thermistor

(TH5)

Normal

4.3k~9.6k

Abnormal

Open or short

Normal

-20-10 0 1020304050

< Thermistor for lower temperature >

Temperature ()

Resistance (k)

Thermistor for

lower temperature

Room temperature thermistor(TH1)

Pipe temperature thermistor(TH2)

Condenser/evaporator temperature

thermistor(TH5)

Thermistor R0=15k" ± 3%

Fixed number of B=3480 ± 2%

Rt=15exp { 3480( ) }

0: 15k"

10: 9.6k"

20: 6.3k"

25: 5.4k"

30: 4.3k"

40: 3.0k"

273+t

273

10-6. HOW TO CHECK THE PARTS

PKH-P60FALH PKH-P71FALH PKH-P100FALH

PKA-RP50FAL2 PKA-RP60FAL PKA-RP71FA PKA-RP100FAL

PKA-RP50FAL2#1 PKA-RP60FAL#1 PKA-RP71FAL#1 PKA-RP100FAL#1

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Mitsubishi Electric PKA-RP100FAL#1 Service Manual Page 26

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