Mitsubishi Electric EHPT20Q-VM2EA Service Manual page 56

From the previous page.
DISASSEMBLY PROCEDURE
(3) Remove the thermistor THW5A,THW5B from the
tank, then disconnect the connector (WHITE) for
thermistor THW5A,THW5B from the controller boad.
Remove cable clamps and cable bands in the lead
wire, then remove the thermistor THW5A,THW5B from
the tank. （Photo 5-10, Photo 5-11）
< CAUTION(2) >
Take care NOT to pull the lead wire strongly when
removing the thermistor.
< CAUTION(3) >
Pay attention to the front and back sides of thermistor
when placing it. Place it correctly in the same state as
when removing it. (Photo 5-12)
< CAUTION(4) >
Place two sheets of insulation in the original position.
When placing two sheets of insulation, be sure to
secure them with tape in the same state as before their
removal.
GCH15010
PHOTOS
Photo 5-10
Thermistor THW5A
(Red wire)
Thermistor THW5B
(Blue wire)
Photo 5-11
Connector (WHITE) of thermistor
THW5A,THW5B
Figure 2-3
Thermistor THW5A (Red wire)
Connector (WHITE)
Thermistor THW5B (Blue wire)
The thermistor THW5A and the thermistor THW5B are
assembled as shown in this Figure.
Photo 5-12
Back side
(Tank side)
Tip of thermistor THW5A,THW5B
56
FRONT
Front side
(controller board side )