Mitsubishi PUMY-P60NKMU Technical & Service Manual page 110

OPERATING PROCEDURE
(5) Remove the terminal cover and disconnect the compres-
sor lead wire.
(6) Remove the thermistor (TH7) from the sensor holder.
(7) Remove electrical parts box fixing screws (4 × 10) and
remove the electrical parts box by lifting it. The electrical
parts box is fixed with 2 hooks on the left and 1 hook on
the right. (See Photo 5)
4. Removing the thermistors <Low pressure saturated
temp.> (TH6) and <Outdoor> (TH7)
Remove
(1) Remove the top panel and the service panel. (See Photo 1)
(2) Disconnect the connector that TH6 and TH7 share on the
multi controller board in the electrical parts box.
(3) Remove the thermistor <Low pressure saturated temp.>
(TH6) from the sensor holder. (See Photo 6)
(4) Unfasten clamps to remove the TH6 lead wire.
(5) Remove the thermistor <Outdoor> (TH7) from the sensor
holder. (See Photo 7)
(6) Loosen clamps on top of the electrical parts box. (See
Photo 8)
Note: TH6 and TH7 cannot be replaced individually as they
share a connector. To replace TH6 or TH7, remove
both of the thermistors.
Photo 7
Lead wire of thermistor
<Outdoor> (TH7)
<Back view of outdoor unit >
OCH502C
Photo 5
Multi controller
board (MULTI.B)
Photo 6
Photo 8
Sensor holder
110
PHOTOS & ILLUSTRATION
Clamps
TH7 lead wire
Electrical
parts box
<Top view of outdoor unit with top panel removed>
Electrical
parts box
Electrical parts
box fixing screws
Thermistor
<Low pressure
saturated temp.>
(TH6)
Front
Back
Heat
exchanger