9 Servicing
RPK-FSN(H)3M - Wall mounted
SMGB0099 rev.0 - 12/2016
330
For RPK-(2.0-4.0)FSN(H)3M
1 The rear pipe for the heat exchanger, the electronic expansion valve, and the piping at the inlet/outlet of the electronic
expansion valve are protected with butyl sheets. Remove butyl sheets covering the piping, the expansion valve coil
and the expansion valve body.
Electronic Expansion Valve Coil
Electronic expansion valve coil
2 Rotate the expansion valve coil in the direction of the arrow (A) shown in the gure below. After releasing the detents
for the expansion valve coil from the projection portions of the expansion valve body, pull up the coil to remove it.
? NOTE
Take care not to twist the piping.
3 Insert the new expansion valve coil for replacement into the expansion valve body. Fit the projection portions into the
detents with the wiring outlet facing down.
? NOTE
The detents are located 90º apart in a circle and the projections are located 180º apart in a circle. Fit the projection portions into the
detents. If inserting the coil incorrectly, it may cause malfunction of the expansion valve coil.
4 After the work, protect the expansion valve coil with butyl sheets and mount the heat exchanger in the reverse
procedure.
30±5 mm
New electronic expansion
valve coil for replacement
Projection portion
on valve body
Detent of electronic
expansion valve coil
Wiring outlet of expansion
valve coil
(A) rotation direction
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