Mitsubishi Electric PUHZ-P200YKA3 Service Manual page 98

OPERATING PROCEDURE
6. Removing the thermistor <Ambient> (TH7)
(1) R emove the service panel. (See Photo 1)
(2) R emove the top panel. (See Photo 1)
(3) D isconnect the connector TH7/6 (RED) on the controller
circuit board in the electrical parts box. (See Photo 4)
(4) L oosen the fastener for the lead wire in the electrical
parts box.
(5) L oosen the clamps for the lead wire on top of the electri-
cal parts box.
(6) P ull out the thermistor <Ambient> (TH7) from thermistor
holder.
Note: When replacing thermistor <Ambient> (TH7),
replace it together with thermistor <2-phase pipe>
(TH6), since they are combined together. Refer to
procedure No.5 in the previous page to remove the
thermistor <2-phase pipe>(TH6).
7. Removing the thermistor <Liquid> (TH3), and thermistor
<Comp. surface> (TH32).
(1) R emove the service panel. (See Photo 1)
(2) D isconnect the connector, TH3 (WHT) and TH32 (BLK)
on the controller circuit board in the electrical parts box.
(See Photo 4)
(3) L oosen the fastener, cable strap and band for the lead
wire on the controller circuit board in the electrical parts
box.
(4) L oosen the clamp for the lead wire on separator.
(5) P ull out the thermistor <Liquid> (TH3) from thermistor
clip.
(6) R emove the top damper, then pull out the thermistor
<Comp. surface> (TH32) from thermistor holder.
OCH679
PHOTOS/FIGURES
Photo 11
Lead wire of thermistor <Ambient> (TH7)
Photo 12
Damper
Thermistor
<Comp. Surface>
(TH32)
98
Sensor holder
<Liquid>
Thermistor
(TH3)
Valve bed
Compressor