152-MM GUN-LAUNCHER AND MOUNT

152-MM GUN-LAUNCHER AND MOUNT -- Continued

TM-9-2350-230-12 Armored Reconnaissance/Airborne Assault Vehicle Full-Tracked 152 MM M551 2350-873 5408 Manual Page Navigation
324

C 14, TM 9-2350-230-12

Table 8-17. Preventive-Maintenance Checks and Services

--Continued

QUARTERLY SCHEDULE

ORGANIZATIONAL MAINTENANCE

Sequence

Item to be inspected

No.

Procedure

Reference

TURRET (INTERIOR) -- Continued

Cushions and

Repair or replace torn cush-

Fig 10-39,

Backrests

ions and backrests.

10-41, and

10-42

Turret Elec-

Check all connections to in-

Fig 10-1

trical System

sure they are secure. Check

selector knob setscrews. Check

dome light dimmer switch located

at loader's position. If insul-

ating compound is worn or mis-

sing from terminals, apply new

adhesive MIL-A-46106 (fig 9-

95.1).

Contact Ring

Tighten contact ring mounting

Fig 10-28

and Electri-

screws, connectors, and ground

cal Cables

lugs. Tape frayed or broken

cable insulation.

Gas-Particu-

Change particulate filter

Table 2-6

late Filter

when contaminated.

and fig

Unit MSA3

10-31

152-MM GUN-LAUNCHER AND MOUNT

Mount

Elevate and depress weapon

through entire range to note

performance.

Buffer

Check counterrecoil buffer

LO 9-2350-

for leaks and oil level. Re-

230-12

plenish as necessary.

Reservoir

a. Check reservoir fittings

Fig 11-5,

for-loose connection.

11-7, and

11-8

8-80.3

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