TM-9-2320-338-10

TRUCK, CARGO, 8X8, M977A4

TECHNICAL MANUAL; OPERATOR'S MANUAL

OCTOBER 2008
TM-9-2320-338-10

  TM-9-2320-338-10 - Page 741 of 1120

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. (WP 0038)
2.
Operate MAST control DOWN. (WP 0038) 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.
TM 9-2320-338-10
0124
0124-5


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