SECTlON V: TROUBLESHOOTlNG
TM 9-2350-256-20
D Open grille doors. Have assistant apply brakes.
Check that black mark on brake rod is in alinement
with brake adjustment gage. Adjust brakes ii
required (see paragraph 7-l).
E
Attempt to lift each roadwheel of vehicle with a
crowbar. If wheel can be lifted, torsion bar is broken.
Replace broken torsion bar (see paragraph 8-2).
Care should be taken when feeling wheel
hubs, they can be hot enough to bum.
F Immediately after vehicle operation, feel all
roadwheel hubs for noticeable temperature
difference. An overheated hub indicates an
unadjusted, inadequately lubricated, or damaged
bearing. Replace defective roadwheel bearings (see
paragraph 8-4).
Care should be taken when feeling shocks,
they can be hot enough to bum.
G Immediately after vehicle operation, feel all shock
absorbers. If heat is not felt, shock absorber is
malfunctioning. Replace shock absorber (see
paragraph 8-12).
H
Inspect track shoes for serviceability (refer to TM 9-
2350-200-24). Replace unserviceable track shoes
(refer to TM 9-2350-256-10).
I
Inspect roadwheels and track support rollers for
serviceability (refer to TM 9-2350-200-2-2). Replace
unserviceable roadwheels (see paragraph 8-1) and
support rollers (see paragraphs 8-6 and 8-7).
M E C H A N I C A L T R A N S M I S S I O N
SYMPTOM
Mechanical transmission fails to operate, slips, or chatters.
Do steps A through D.
A
Remove front air inlet grilles (see paragraph 9-57).
Inspect power takeoff coupling to see that drive
shaft is firmly attached to power takeoff coupling.
Tighten bolts and/or replace missing bolts and
lockwashers.
Change 1
2-40.15