TM 55-1930-208-10
3-5. HATCH MAINTENANCE.
This task covers:
a.
Removal
b.
Inspection
c.
Service
d.
Installation
SET-UP:
Tools Required:
Tool Kit, General Mechanic's
Materials Required:
Gasket P/N 1081-470
Pin, Cotter P/N MS24665-389
Washer, Lock P/N MS35338-146
Equipment Conditions:
Engine shut down (paragraph 2-11).
Vessel is moored (paragraph 2-7).
a. Removal. (Refer to figure 3-2).
(1) Remove two cotter pins (1), four washers (2), and two pins (3).
(2) Remove hatch (4), brace (5), and toggle bolt (6).
(3) Remove two cotter pins (7), four washers (8), and two pins (9).
(4) Remove hatch (10) and gasket (11).
b. Inspection.
(1) Inspect hatches for broken welds or cracks.
(2) Inspect brace for cracks or bends.
c. Service. Lubricate in accordance with paragraph 3-1.
d. Installation.
(1) Install toggle bolt (11) on hatch (10).
(2) Install hatch (10) and secure with two pins (9), four washers (8), and two cotter pins (7).
(3) Install toggle bolt (6) and brace (5) on hatch (4).
(4) Install hatch (4) and secure with two pins (3), four washers (2), and two cotter pins (1).
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