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Page Title:
Figure 3-33. Removal and installation of pressure switches |
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 TM 5-4120-356-14
CAUTION
DO NOT DISCONNECT REFRIGERANT
CONNECTIONS FROM PRESSURE SWITCHES
WHILE PERFORMING ORGANIZATIONAL
MAINTENANCE PROCEDURES.
1.
REMOME FOUR SCREWS (1) AND PULL PRESSURE
SWITCH ENCLOSURE (11) AWAY FROM PANEL.
REMOVE TWO SCREWS (2) AND WASHERS (3)
2.
FROM LOW PRESSURE CUT-OUT SWITCH (4) .
REMOVE TWO SCREWS (5) AND WASHERS (6)
3.
FROM HIGH PRESSURE CUT-OUT SWITCH (7).
4. REMOVE TWO SCREWS (8) AND WASHERS (9)
FROM PRESSURE CONTROL SWITCH (10).
5. PULL PRESSURE SWITCHES (4, 7, 10) OUT
OF PRESSURE SWITCH ENCLOSURE (11).
INSTALLATION OF PRESSURE SWITCHES IN ENCLOSURE
POSITION PRESSURE SWITCHES (4, 7, 10) IN
1.
ENCLOSURE.
SECURE PRESSURE CONTROL SWITCH WITH TWO
2.
SCREWS (8) AND WASHERS (9) .
SECURE HIGH PRESSRE CUT-OUT SWITCH (7)
3.
WITH TWO SCREWS (5) AND WASHERS (6) .
4. SECURE LOW PRESSURE CUT-OUT SWITCH (4)
WITH TWO SCREWS (2) AND WASHERS (3).
5. POSITION PRESSURE SWITCH ENCLOSURE (11)
ON PANEL AND SECURE WITH FOUR SCREWS (1).
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