TM 9-2350-261-34
R E P A I R T R A C K I D L E R A R M ( A L L E X C E P T M 7 4 1 A 1 )
INITIAL SETUP
Tools:
References:
General Mechanics Tool Kit (Item 35, App B)
See your -20
Materials/Parts:
Equipment Conditions:
Packing
Track idler arm assembly removed
Non-metallic seal
(see your -20)
Hub assembly removed (see your -20)
Personnel Required:
Track Vehicle Repairer 63H10
R E M O VE
N O TE
To remove retaining ring, pry open with a
screwdriver tip in slot of ring. Retaining
ring pliers are not required.
1. Remove retaining ring (1), cover (2) and
packing (3) from arm (4). Discard packing.
2. Remove retaining ring (5), spacer (6), arm
Discard packing and seal.
3. Remove two bearings (9) from arm
I N S T A L L
4.
5.
6.
7.
Install two bearings (9) in arm (4).
(4).
Install new non-metallic seal (7) and arm (4)
on spindle (8). Secure with spacer (6) and
retaining ring (5).
Install new packing (3) in arm (4).
Secure cover (2) in arm (4) with retaining
ring (1).
FOLLOW-THROUGH STEPS
1. Install track idler arm assembly
(see your -20) .
2. Install hub assembly (see your -20).
3. Lube track idler arm (see your LO).
END OF TASK
7-2
(4) and non-metallic seal (7) from spindle (8).