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Page Title:
SEAT BOUNCES EXCESSIVELY AFTER A BUMP, OR BOTTOMS OR TOPS OUT TOO EASILY |
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 TM 9-2320-285-24-2
3-32.
BODY AND CAB TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
SEAT SQUEAKS OR BINDS IN UP AND DOWN TRAVEL (Cont)
b.
If shock absorber operation is jerky, replace (para 3-35i(2)).
2.
SEAT BOUNCES EXCESSIVELY AFTER A BUMP, OR BOTTOMS OR TOPS OUT TOO EASILY
Check shock absorber for leaks.
Remove shock absorber (para 3-35i(2)) and check its operation.
a.
If shock absorber is leaking, replace (para 3-35i(2)).
b.
If shock absorber operation is jerky, replace (para 3-35i(2)).
3.
HARSH BUMP WHEN SEAT BOTTOMS OR TOPS OUT
Step 1. Check for worn, damaged, or missing bottom or topping bumpers.
a.
If bottom or topping bumpers are worn, damaged, or missing, replace (para 3-35i(1) or 3-35i(2)).
b.
If bottom and topping bumpers are not worn, damaged, or missing, proceed to step 2 below.
Step 2.
Check shock absorber for leaks.
Remove shock absorber (para 3-35i(2)) and check its operation.
a.
If shock absorber is leaking, replace (para 3-35i(2)).
b.
If shock absorber operation is jerky, replace (para 3-35i(2)).
4.
SEAT BINDS, OR DOES NOT SLIDE SMOOTHLY, WHEN ADJUSTED BACKWARD OR FORWARD
Check for worn, damaged, or bent parts at roller channels.
If parts are worn, damaged, or bent, replace (para 3-35i(1) or 3-35i(2)).
5.
WEIGHT ADJUSTMENT HANDLE FEELS LOOSE, HAS NO TENSION
Step 1.
Check if tension spring is bent, broken, or missing.
a.
If tension spring is bent, broken, or missing, replace (para 3-35i(2)).
b.
If tension spring is not bent, broken, or missing, proceed to step 2 below.
3-298
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