TM 9-2320-279-34-2
Change 4
13-90.3
Frame Maintenance Instructions (Cont)
NOTE
·
Not all vehicles have tube assembly
(25.5) and (30.5).
·
Do steps (12.1) and (14.1) for vehicles
that do have tube assembly.
(12.1) Remove two nuts (25.1), washers
(25.2), screws (25.3), and clamp
(25.4) from hydraulic tube assembly
(25.5) and towing support (20).
(13) Remove four nuts (26),
lockwashers (27), and screws (28).
Move hydraulic filter and
bracket (29) aside.
(14) Pull fairlead motor hydraulic
line (30) from towing support (20).
(14.1) Remove two nuts (30.1), washers
(30.2), screws (30.3), and clamp
(30.4) from hydraulic tube assembly
(30.5) and towing support (20). Move
hydraulic tube assembly (30.5) aside.
(15) Remove six nuts (31) and bulkhead
adapters (13 and 14).
(16) Attach suitable lifting device to towing
support (20).
(17) Remove ten locknuts (32), washers (33),
and studs (34). Remove ten locknuts and
washers from studs.
WARNING
Towing support is very heavy. Keep out
from under heavy parts. Heavy parts can
fall and cause injury or death.
(18) Soldier A operates lifting device while
Soldier B guides towing support (20).
b. Installation.
WARNING
Towing support is very heavy. Keep out
from under heavy parts. Heavy parts can
fall and cause injury or death.
NOTE
Install locknuts on studs so studs are
evenly installed.
(1) Attach suitable lifting device to towing
support (1). Soldier A installs towing
support (1) with ten studs (2), 20
washers (3), and 20 locknuts (4) while
Soldier B operates lifting device.
Tighten nuts to 300 lb-ft (407 N.m).
(2) Install six bulkhead adapters (5 and 6)
and nuts (7).
