127
Photo 5
4. Removing the thermistor <Outdoor 2-phase pipe> (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 clamp for the lead wire in the rear of the
electrical parts box.
(5) Pull out the thermistor <Outdoor 2-phase pipe> (TH6)
from the sensor holder.
Note: In case of replacing thermistor <Outdoor 2-phase
pipe> (TH6), replace it together with thermistor
<Outdoor> (TH7) since they are combined together.
Refer to No.5 below to remove thermistor <Outdoor>.
5. Removing the thermistor <Outdoor> (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 clamp for the lead wire in the rear of the
electrical parts box. (See Photo 5)
(5) Pull out the thermistor <Outdoor> (TH7) from the sensor
holder.
Note: In case of replacing thermistor <Outdoor> (TH7),
replace it together with thermistor <Outdoor 2-phase
pipe> (TH6), since they are combined together.
Refer to No.4 above to remove thermistor
<Outdoor 2-phase pipe>.
Photo 7
Clamp
Controller
circuit board (C.B.)
Thermistor <Outdoor
2-phase pipe>(TH6)
6. Removing the thermistor <Outdoor pipe> (TH3) (TH33) and
thermistor <Discharge> (TH4), thermistor <Shell> (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 <Outdoor pipe> (TH3), (TH33) and
thermistor <Discharge> (TH4) from the sensor holder.
[Removing the thermistor<Shell> (TH32)]
(5) Remove the sound proof cover (upper) for compressor.
(6) Pull out the thermistor <Shell> (TH32) from the holder of
the
compressor
shell. (TH33: See Photo 9 or Figure 1)
Electrical parts box
Photo 6
Thermistor <Outdoor pipe> (TH3)
Thermistor
<Discharge>
(TH4)
Lead wire of thermistor <Outdoor> (TH7)
Sensor holder
Photo 8
Compressor
Sound proof cover
Thermistor
<Shell> (TH32)
OPERATING PROCEDURE
PHOTOS