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 TM 55-1905-223-24-18-1
Remove cover (16) and strap cover (20) from door.
g.
Remove pipe sleeve (19) from door.
h.
Remove coupling (12) from door.
i.
Remove gasket retainer (13) and gasket (5) from door.
j.
Clean gasket channel thoroughly.
k.
NOTE
After removing the old gasket, the entire
gasket channel should be thoroughly cleaned.
l.
Remove panel (3) from door.
REPAIR
Repair at this level of maintenance is by replacement of: preformed packing (8)
gasket (5), brass bushings (10), helical compression springs (6), bushings (4)
and defective structural parts of the door.
ASSEMBLY
Install panel (3) on door (1).
a.
Measure the required length around the door for gasket.
b.
c.
Add one additional inch for each 36 inches of channel and cut gasket.
NOTE
If the gasket is shorter it will eventually
shrink, leaving a gap at the joint and
destroying the watertight integrity of the
door.
d.
Install gasket (5) and gasket retainer (13) on door.
Install coupling (12) on door.
e.
Install pipe sleeve (19) on door.
f.
Install strap cover (20) and cover (16) on door.
g.
h.
Install preformed packing (8), brass bushings (10), and shim (18) on
handwheel shaft (17).
i.
Install handwheel and shaft (17) on door.
Install handwheel (7) and secure with hex nuts (9).
j.
2-688
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