TM 55-1930-208-10
3-7. LADDER MAINTENANCE.
This task covers:
a.
Removal
b.
Installation
SET-UP:
Tools Required:
Tool Kit, General Mechanic's
Materials Required:
Washer, Lock P/N MS35338-143
Washer, Lock P/N MS35338-46
Equipment Conditions:
Engine shut down (paragraph 2-11).
Vessel is moored (paragraph 2-7).
a. Removal. (Refer to figure 3-4).
(1) Remove four nuts (1), four lockwashers (2), four bolts (3), and machinery house ladder (4).
(2) Remove four nuts (5), four lockwashers (6), four bolts (7), and ladder (8).
(3) Remove eight nuts (9), eight lockwashers (10), eight bolts (11), and ladder (12).
(4) Remove six nuts (13), six bolts (14), and ladder (15).
(5) Remove six nuts (16), six lockwashers (17), six bolts (18), and two rails (19).
(6) Remove four nuts (20), four bolts (21), and ladder (22).
b. Installation.
(1) Install ladder (22) and secure with four bolts (21) and four nuts (20).
(2) Install two rails (19) and secure with six bolts (18), six lockwashers (17), and six nuts (16).
(3) Install ladder (15) and secure with six bolts (14) and six nuts (13).
(4) Install ladder (12) and secure with eight bolts (11), eight lockwashers (10), and eight nuts (9).
(5) Install ladder (8) and secure with four bolts (7), four lockwashers (6), and four nuts (5).
3-16
