TM-9-2320-304-14-P
LOAD HANDLING SYSTEM, HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)
TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, AND DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)
AUGUST 2000
TM-9-2320-304-14-P - Page 905 of 1320
TM 9-2320-304-14&P
5-145
Direct Support and General Support Maintenance (Cont)
NOTE
•
Hydraulic oil in reservoir must
be 120
_
F(49
_
C)
±
5
_
to obtain
proper pressure reading for
HEMTT LHS.
•
Hydraulic oil in reservoir must
be 105
_
F(41
_
C)
±
5
_
to obtain
proper pressure reading for
HEMTT LHS with CHU.
•
Engine must be at full throttle
to obtain proper pressure
reading on HEMTT LHS with
CHU.
(4)
Soldier A, start engine (TM 9-2320-279-10), engage PTO (TM 9-2320-279-10), put hydraulic
selector switch (9) in MAN H.A. (
Para 2-9
) and move joystick (10) to LOAD. Soldier B, record
pressure reading.
(5)
Shut off engine (TM 9-2320-279-10).
(6)
Remove cap (11).
(7)
Loosen jam nut (12).
NOTE
•
Turn in to raise pressure, turn out to reduce pressure.
•
Use step (8) to adjust hydraulic pressure on HEMTT LHS. Use step (8.1) to adjust
hydraulic pressure on HEMTT LHS with CHU.
(8)
Install 3/16 in. hex head wrench (13) and adjust pressure to 1,725 psi to 1,750 psi (11 894 kPa
to 12 066 kPa).
(8.1)
Install 3/16 in. hex head wrench (13) and adjust pressure to 2,350 psi
±
25 psi (16 203 kPa
±
172
kPa).
(9)
Tighten jam nut (12).
Change 1
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