TM 9-2350-277-20-2
PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING
LUBRICATION INSTRUCTIONS — Continued
0155 00
ITEM
NO.
INTERVAL
MAN-
HOUR
ITEM TO BE
CHECKED OR
SERVICED
CREWMEMBER
PROCEDURE
EQUIPMENT
NOT READY/
AVAILABLE
IF:
43
Semi-
Annual
Power Plant
Bottom Access
Cover, Hull
Drain Plugs, and
Final Drive
Drain Plugs
a. Check final drive drain plugs for leaks. Tighten
leaking plugs (WP 0452 00).
Any Class III
leaks or
missing seals,
covers or
plugs.
b. Check for loose or missing hull drain plugs. If
missing, replace hull drain plug. Tighten loose
plugs (WP 0451 00).
c. Remove power plant bottom access cover and
check for missing or damaged seal. Replace
missing or damaged seal. Install bottom access
cover. Tighten screws to 40-50 lb-ft (54-68
N m) torque. Use torque wrench (WP 0926 00,
Item 79).
Missing or
loose seals,
plugs or
covers.
d. Check for loose or missing screws in power
plant bottom access cover. Replace screws if
missing. Tighten loose screws to 40-50 lb-ft
(54-68 N m) torque. Use torque wrench
(WP 0926 00, Item 79).
HULL DRAIN
PLUGS
BOOTOM ACCESS
COVER
FINAL DRIVE
DRAIN PLUGS
FINAL DRIVE
DRAIN PLUGS
0155
00-91
