TM-9-2320-428-10

TRUCK, CARGO, 8X8, M977

TECHNICAL MANUAL; OPERATOR'S MANUAL

JUNE 2009
TM-9-2320-428-10

  TM-9-2320-428-10 - Page 705 of 1072

3.
Raise and lower mast. (WP 0042)
CONDITION/INDICATION
Does mast raise and lower normally after running engine for 20 minutes with PTO
engaged?
DECISION
No - Test 2 - Does mast raise and lower normally after cycling mast?
Yes - Problem corrected.
TEST 2 - Does mast raise and lower normally after cycling mast?
1.
Lower crane to stowed position. (WP 0042)
2.
Operate MAST control DOWN. (WP 0042) Hold MAST control DOWN for
approximately 30 seconds, then return control to NEUTRAL position. Repeat
procedure several times until hydraulic fluid is warmed.
TM 9-2320-428-10
0130
0130-3


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