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TM 9-4110-257-14
4-47.
SOLENOID VALVE L2 (DEFROST LINE) TESTING AND REPAIR. - Continued
NOTE
The only authorized repair to the solenoid valve is coil replacement. The coil
can be replaced without opening the refrigeration pressure system.
b.
Removal.
WARNING
Do not attempt any disassembly of the solenoid valve other than coil removal with
a refrigerant charge in the system. Refrigerant will be sprayed out dangerously if
the screws that attach the tube and plunger assembly to the valve body are
loosened.
(1)
Tag and disconnect tabs (1).
NOTE
Mounting hardware is not supplied with coil. Screw and lock washer must
be retained for use during installation of coil.
(2)
Remove screw (4), lock washer (5), data plate (6), and coil (2).
(3)
Cut wire leads (7) if necessary and remove grommet (8).
c.
Installation.
(1)
Push wire leads (7) through grommet (8) and install grommet into coil (2).
(2)
Install two tab housings (3) and tabs (1) (para 4-20).
(3)
Install coil (2), data plate (6), lock washer (5), and screw (4).
(4)
Using tags and wiring diagram (fig. 1-4), connect tabs (1). Remove tags.
NOTE
FOLLOW-ON MAINTENANCE:
Close right side condenser door.
Connect battery (para 4-35) and put unit back into service.
4-118
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