TB-9-2320-335-13-P
TRUCK, UTILITY: EXPANDED CAPACITY, IAP/ARMOR READY
TECHNICAL BULLETIN; OPERATOR AND FIELD MAINTENANCE AND REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL) INSTRUCTIONS
MAY 2008
TB-9-2320-335-13-P - Page 72 of 680
TB 9-2320-335-13&P
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REFERENCE INFORMATION
STEERING SYSTEM
18. With engine at idle, turn steering wheel all the way left, hold in place for 1–3 seconds, then repeat
process with steering wheel all the way right and record flow rates. If flow rate does not drop to
1 gpm or less, replace steering gearbox (refer to para. 8-20.1).
19. With engine at idle, turn wheels slightly left and right and release quickly. If pressure does not increase
and snap back within 2 seconds, check steering shaft and column for binding and repeat step 9.
If pressure still does not increase and snap back, replace steering gearbox (refer to para. 8-20.1).
20. With engine at idle, push brake pedal down and hold. Record pressure. If pressure varies more than
100 psi from step 16, replace hydro-boost (refer to TM 9-2320-387-24-1).
21. With engine at idle, push brake pedal down and release quickly. If pressure does not increase and
snap back within 2 seconds, replace hydro-boost (refer to TM 9-2320-387-24-1).
22. Shut off engine. Remove power steering analyzer and restore power steering system to original
configuration.
23. Bleed power steering system (refer to TM 9-2320-387-24-1).
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