TM 9-2350-238-20-1
2-11. TROUBLESHOOTING INFORMATION (CONT).
Table 2-3. UNIT TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
80. VEHICLE THROWS TRACK OR TRACK JUMPS SPROCKET TEETH.
Step 1.
Inspect drive hub sprocket teeth.
a.
Adjust tension. Refer to TM 9-2350-238-10.
b.
Replace worn or damaged parts. Refer to page 2-869.
Step 2.
Check that vehicle is being operated properly. Refer to TM 9-2350-238-10 and
FM 21-17.
81. TRACKS REQUIRE REPEATED ADJUSTMENT.
Step 1.
Check for proper adjustment of tracks.
Eccentric spindle nuts must be torqued to 575 to 600 ft-lb
(780 to 814 N-m). Refer to TM9-2350-238-10.
Step 2.
Inspect tracks, drive hub sprockets, and idler wheel arm and hub.
Replace worn or damaged parts as required. Refer to page 2-873,
page 2-869, and page 2-855.
82. VEHICLE LEANS TO ONE SIDE OR VEHICLE PITCHES.
Check for broken torsion bar. Refer to TM 9-2350-238-10.
Replace broken torsion bars. Refer to page 2-834.
83. TRACK CENTER GUIDES RIDE ON TOP OF ROADWHEEL.
Step 1.
Check track tension.
Adjust track tension. Refer to TM 9-2350-238-10.
Step
2.
Check for bent roadwheels and arms.
Replace roadwheels and arms as required. Refer to page 2-848 and
page 2-836.
2-80