Mitsubishi Electric EHSD-MED Service Manual page 75

DISASSEMBLY PROCEDURE
13. How to remove the drain cock/ the air vent (manual) (pri-
mary circuit).
(1) Remove the front panel. (Refer to Procedure 1.)
(2) Swing the control box to the front. (Refer to Procedure 4.)
(3) Remove the drain cock. and the air vent (manual)
(primary circuit). (Photo 13)
14. How to remove the thermistor <liquid refrigerant temp.>
(TH2)/ thermistor <flow water temp. & return water temp.>
(THW1, THW2)
(1) Remove the front panel. (Refer to Procedure 1.)
(2) Disconnect the CN21 connector and the CNW12 connec-
tor on the controller board. (Photo 14-1)
(3) Release the TH2, THW1 and THW2 lead wires from the
cable strap, the fastener and the coated clamp. (Photo
14-1)
(4) Swing the control box to the front. (Refer to Procedure 4.)
(5) Remove the thermistors from the thermistor holders.
(Photos 14-2, 14-3, 14-4, 14-5 and 14-6)
Photo 14-2 (EHS* series)
TH2 thermistor
Note: The photo shown is of the EHSD series.
Photo 14-3 (ERS* series)
THW2 thermistor TH2 thermistor
Note: The photo shown is of the ERSC series.
OCH712C
THW1 thermistor
THW2 thermistor
THW1 thermistor
75
PHOTOS/ FIGURES
Photo 13 (E*S* series)
Drain cock
Photo 14-1
Connectors
(CN21)
(CNW12)
Cable strap
Photo 14-4 (E*SE series)
TH2 thermistor
Photo 14-5
(EHPX series)
THW1
THW2
thermistor
thermistor
Fastener
THW1
thermistor
THW2 thermistor
Photo 14-6
(ERPX series)
THW1
thermistor
THW2
thermistor