TB-9-2320-279-13-P-4

TRUCK, TRACTOR, LIGHT EQUIPMENT TRANSPORTER (LET), 8X8, M983A2 LET

TECHNICAL BULLETIN; OPERATOR AND FIELD LEVEL

APRIL 2008
TB-9-2320-279-13-P-4

  TB-9-2320-279-13-P-4 - Page 189 of 744

OPERATOR MAINTENANCE
HYDRAULIC SYSTEM OPERATES TOO SLOW, TOO FAST, WITH JERKY MOVEMENTS; OR ONE OR MORE
HYDRAULICS CIRCUITS WILL NOT OPERATE
INITIAL SETUP:
Equipment Condition
Engine shut down. (TM 9-2320-279-10)
Parking brakes applied. (TM 9-2320-279-10)
Wheels chocked. (TM 9-2320-279-10)
TROUBLESHOOTING PROCEDURE
HYDRAULIC SYSTEM OPERATES TOO SLOW, TOO FAST, WITH JERKY MOVEMENTS; OR ONE OR MORE
HYDRAULICS CIRCUITS WILL NOT OPERATE
TEST 1 - Is hydraulic fluid level within normal operating range?
1. Check hydraulic fluid level. If low, add hydraulic fluid. (TM 9-2320-315-14&P)
H
Y
DRAULIC
RESERVOIR
SIGHT
GLASS
Figure 1.
CONDITION/INDICATION
Is hydraulic fluid level within normal operating range?
DECISION
No - Test 3 - Do all hydraulic systems operate properly?
Yes - Test 2 - Are hydraulic hoses and connections free from leaks and/or damage?
TEST 2 - Are hydraulic hoses and connections free from leaks and/or damage?
1. Check hydraulic hoses and connections for leaks and/or damage.
TB 9-2320-279-13&P-4
0023
0023-1


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