Hitachi RAS-8FSXN - Removing the Expansion Valve Coil (MV1, MVB)

10.11.1 Removing the expansion valve coil (MV1, MVB)
1 Remove the front service cover as described in the procedure
Removing the front service cover, see on page 292.
2 Rotate the
expansion valve coil -A– in anticlockwise direction
as indicated by arrow 1.
3 Remove the expansion valve coil bracket -B- from the expansion valve slot -C-. Remove the expansion valve coil
vertically as indicated by arrow 2.
N O T E
• Take care with the thermistor wiring when removing the expansion valve coil.
• Make
sure
to remove the coil bracket from the coil before removing it. Otherwise, your hands may be hit
against the piping as a reaction. Carry out the procedure with great care to avoid any injures.
A
B
C
4 To fit the expansion valve coil, press the coil inside the expansion valve slot by turning the coil -C-. If you apply too
much force to the coil, the coil bracket can become deformed and the coil can not be fit correctly -A-.
If you apply too little force to the coil, you can not fit it correctly -B-.
Any slots in the surface of the expansion valve may be accepted for fixing.
N O T E
The expansion valve coil should be secured with a force of 60 Nm or less. After securing it, check the position of
the expansion valve coil.
A
B
C
B
2
1
10 Servicing
313
SMGB0065 rev. 1 - 12/2010
10