Mitsubishi SCM40ZS-S Technical Manual page 315

(f) Cut wiring from 1 & 2 pins of CNG connector. (wiring length : about 100 mm from the connector)
If the pre-installed return air temperature sensor ASSY is not removed, the end of the sensor wiring should
prevent a short circuit by insulating tape etc.
(g) Insert the cable from remote sensor box to the control box of the indoor unit through the grommet of the
remote control signal receiver side.
(h) Adjust the length of the cable and cut it off. (Connector cable is not need. )
( i ) Connect the cable from remote sensor box and the cut wiring (procedure (6)) of CNG connector.
(No polarity)
Be sure to connect the wirings by solder separately. Then, wirings should prevent a short circuit
separately by insulating tapes etc. In case of faulty wiring connection, it can cause electrical shock
and fire.
Each wiring are soldered
and insulated separately
( j ) Put CNG connector back on the indoor unit PCB.
(k) Attach the control lid of the indoor unit.
Temperature sensor Temperature sensor
for return air for heat exchanger
1 2 3 4 5
100mm
Cut
Temperature sensor Temperature sensor
for return air for heat exchanger
1 2 3 4 5
Cable from remote sensor box
314
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6
CNG connector
CNG connector
6
-
'16 • SCM-T-199