Mitsubishi Electric Mr.Slim PUHZ-ZRP35VKA Service Manual page 141

Split-type, heat pump air conditioners r410a
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OPERATING PROCEDURE
5. Removing the thermistor (TH6)
(1) Remove the service panel. (See Photo 1)
(2) Remove the top panel. (See Photo 1)
(3) Disconnect the connector TH7/6 (red), on the controller
circuit board in the electrical parts box.
(4) Loosen the 2 wire clamps on top of the electrical parts box.
(5) Pull out the thermistor (TH6) from
the sensor holder.
Note: When replacing thermistor
(TH6), replace it together with thermistor
(TH7) since they are combined together.
Refer to procedure No.6 below to remove thermistor
.
6. Removing the thermistor (TH7)
(1) Remove the service panel. (See Photo 1)
(2) Remove the top panel. (See Photo 1)
(3) Disconnect the connector TH7/6 (red) on the controller
circuit board in the electrical parts box.
(4) Loosen the 2 wire clamps on top of the electrical parts box.
(See Photo 11)
(5) Pull out the thermistor (TH7) from the sensor
holder.
Note: When replacing thermistor (TH7),
replace it together with thermistor
phase pipe> (TH6), since they are combined together.
Refer to procedure No.5 above to remove
thermistor .
7. Removing the thermistor (TH3) (TH33) and
thermistor (TH4), thermistor
(TH32)
(1) Remove the service panel. (See Photo 1)
(2) Disconnect the connectors, TH3 (white) and TH4 (white),
TH33 (yellow), TH32 (black) on the controller circuit board
in the electrical parts box.
(3) Loosen the clamp for the lead wire under the electrical
parts box.
(4) Pull out the thermistor (TH3), (TH33) and
thermistor (TH4) from the sensor holder.
(TH33: See Figure 1)
[Removing the thermistor (TH32)]
(5) Remove the sound proof cover (upper) for compressor.
(6) Pull out the thermistor (TH32) from the
holder of the compressor shell.
Photo 14
Sound proof cover
OCH527
Photo 11
Photo 12
Photo 13
Thermistor
(TH32)
141
PHOTOS
Thermistor
Electrical parts box
Clamp
Lead wire of thermistor (TH7)
Thermistor (TH3)
Compressor
(TH6)
Sensor holder
Thermistor
(TH4)

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