OPERATING PROCEDURE PHOTOS/FIGURES
5. Removing the expansion valve
NOTE: Gas recovery is not required if the unit is pumped down.
(1) Remove the top panel and the service panel (Refer to
section 1).
(2) Disconnect the power supply cord and indoor/outdoor
connecting wires.
(3) Remove all the LEV coils.
(4) Detach all the brazed parts of the expansion valves and
pipes.
6. Before using the service port (High pressure side)
(1) Remove the service panel (Photo 1).
(2) Disconnect the power supply cord and indoor/outdoor
connecting wires.
(3) Remove the top panel, the cabinet, and the back panel
(Photo 1, 2, 3).
(4) Disconnect all the connectors and the lead wires on the
outdoor control P.C. board.
(5)
Remove all the screws of outdoor control P.C. board holder,
and remove the outdoor control P.C. board holder (Photo 5).
(6) Make sure that the service port is visible.
Photo 12
97
Expansion
valves
Photo 11
LEV coils
Service port
(High pressure side)
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