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 Preventive Maintenance Checks and Services
Table 2-1.
S - Semiannually A - Annually
Q - Quarterly
M - Monthly
D - Daily W - Weekly
Items To Be
Interval
Item
Procedures
Inspected/
No.
D
W
M
Q
S
A
Serviced
DOORS, HATCHES, AND MANHOLES/WINDOWS GROUP - CONT
q
Increase compression on the gasket in area of
Watertight
65
4
no contact by adjusting nearest dog or hinge,
Doors CONT
by tightening dog spindle adjustment nuts, or
hinge pin positioning set screw on an
airtight door. In order to obtain
satisfactory seating on airtight-doors, since
they are fitted with "bound" hinges, it may
be necessary to back off on tightness of
hinge edge when dog edge of door is adjusted
tighter.
Repeat steps (7)(a)1 through (7)(a)4 and make
5
the proper adjustments until chalk imprint is
continuous.
Apply a light coat of silicone compound to
6
gasket.
(b) Operate closure through full cycle of operation
several times to ensure smooth and positive
dogging action.
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