TM-9-2320-431-10-2

TRUCK, WRECKER, 8X8, M984A1

TECHNICAL MANUAL; OPERATOR'S MANUAL; PART 2 OF 2

JUNE 2009
TM-9-2320-431-10-2

  TM-9-2320-431-10-2 - Page 187 of 712

DECISION
No - Test 4 - Is hydraulic fluid at normal operating temperature after cycling mast control
down?
Yes - Test 5 - Does hoist operate normally?
TEST 4 - Is hydraulic fluid at normal operating temperature after cycling mast control
down?
1.
Ensure crane is lowered to stowed position. (Volume 1, WP 0106)
2.
Operate MAST control DOWN. (Volume 1, WP 0106) Hold MAST control DOWN for
approximately 30 seconds, then return control to NEUTRAL position. Repeat
procedure several times until hydraulic fluid is warmed.
Figure 4.
3.
Check hydraulic fluid temperature at reservoir. Reservoir should be warm.
CONDITION/INDICATION
Is hydraulic fluid at normal operating temperature after cycling mast control down?
DECISION
No - Notify Supervisor.
Yes - Test 5 - Does hoist operate normally?
TM 9-2320-431-10-2
0161
0161-5


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