TM 9-2320-289-34
Table 2-1. Mechanical Troubleshooting (Con’t)
MALFUNCTION
TEST OR INSPECTiON
Corrective ACTION
STEERING
43. EXCESSIVE PLAY IN STEERING
Step 1.
Step 2.
Step 3.
Step 4.
Step 5.
Step 6.
Inspect steering shaft couplings and flexible coupling for looseness and wear.
Tighten nuts and bolts if loose. Repair steering shaft (see paragraph 8-3) or
replace fIexible coupling if worn.
Inspect upper ball joints for wear (Ml 009 only),
Replace ball joints if worn. (See paragraph 6-12)
Adjust pitman shaft preload and bearing preload of power steering gear. (See
paragraph 8-4)
Disconnect power steering pump-to-power steering gear line at power steering
gear. Check for worn power steering gear check valve.
Replace power steering gear check valve if worn. (See paragraph 8-4) Bleed
power steering system. (See TM 9-2320-289-20)
Adjust power steering gear bearing preload. (See paragraph 8-4)
Check for damaged or worn power steering gear.
Repair power steering gear if damaged or worn. (See paragraph 8-4)
44. HARD STEERING, LACK OF ASSIST, OR SLOW RETURN OF STEERING
Step 1.
Step 2.
Step 3.
Step 4.
Step 5.
Check alinement of power steering gear to steering column. Check to see if
flexible coupling is rubbing against power steering gear adjuster plug.
Adjust position of steering column if not in line with steering gear. Loosen
pinch bolt of flexible coupling and assemble so that flexible coupling does not
rub against power steering gear adjuster plug. Tighten pinch bolt to 30 lb.-ft.
(41 N.m).
Adjust pitman shaft preload and bearing preload of power steering gear. (See
paragraph 8-4)
Perform Mechanical Troubleshooting malfunction #45.
Disassemble power steering gear (see paragraph 8-4) and check for sticking or
plugged spool valve.
Replace spool valve if sticking or plugged.
Remove, disassemble, and inspect steering column. (See paragraph 8-2)
Replace any damaged components.
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