Mitsubishi Electric PLFY-P20VEM-E Technical & Service Manual page 37

OPERATING PROCEDURE
11. Removing the pipe temperature/liquid thermistor
(TH22) and condenser/evaporator temperature ther-
mistor (TH23)
(1) Remove the drain pan (Refer to procedure 10) and
loosen the 2 clamps of the coil plate. (See Photo 10)
(2) Remove the coil plate (tapping screw 4×10: 2 screws).
(3) Disconnect the pipe temperature/liquid thermistor
(TH22) and condenser/evaporator temperature ther-
mistor (TH23) from the holder.
12. Removing the drain pump (DP)
(1) Remove the drain pan. (Refer to procedure 10)
(2) Cut the hose band and remove the hose.
(3) Loosen the clamp of the drain pump.
(4) Remove the drain pump (tapping screw 4×10: 2
screws/2 hooks).
(5) Cut the drain pump base and lead wire fixing band. (See
Figure 5)
(6) Remove the lead wire of the drain pump from the
clamp of the drain pump base. (See Figure 5)
(7) Remove the drain pump (tapping screw: 3 screws). (See
Figure 6)
Figure 6
OCH657
Photo 14
Photo 15
Clamp
Tapping screws
Figure 5
37
PHOTOS & ILLUSTRATIONS
Pipe temperature Pipe temperature
detection thermistor/ detection thermistor/
gas (TH23) liquid (TH22)
Drain pump
Hose band
Drain pump base
fixing screws
Drain pump base and lead wire fixing band
Float switch
Float switch
fixing screw
Clamp of the
drain pump base