Removing Electronic Expansion Valve Coil - Hitachi RAS-2-HVNP Service Manual

10. Servicing
10.3.4.10 Removing electronic expansion valve coil
1 Remove the service cover, the bottom service cover and the rear cover following
ving bottom service cover and rear
2 Open the P plate turning counter clockwise approximately 90° following
• Check that the LED201 (red) on Inverter is OFF when the P plate is opened.
D A N G E R
DO NOT touch electrical components while the LED201 (Red) or LED1 (Red) are ON to avoid electrical shock.
Wait until the LEDs turn off.
3 Disconnect the CN5A connector on the control PCB1 of the electrical box.
4 Hold the coil of the expansion valve and pull out upward.
It is easier to remove the expansion valve coil if it is rotated
while pulling it upward.
5 When reassembling after replacing the expansion valve coil,
perform the procedure in the reverse way of removing. The
expansion valve coil is equipped with a lock mechanism. After
attaching the expansion valve coil, rotate it until the sound of
locking is heard.
N O T E
Fix the wires by plastic bands to the original position.
D A N G E R
DO NOT touch electrical components while the LED201 (Red) or LED1 (Red) are ON to avoid electrical shock. Wait
until the LEDs turn off.
384
SMGB0079 rev.0 - 01/2013
cover.
Removing service cover
Opening electrical box (P plate).
Expansion valve coil
Release lock
Hold the coil of
the expansion
valve and pull
out upward
and Remo-