TM 5-2420-224-20-2
FRONT HYDRAULIC PUMP REPLACEMENT (CONT)
1.
2.
3.
4.
5.
C A U T I O N
Cap or plug all ports and ends
of hoses and tubes to prevent
contamination of hydraulic oil.
Failure to do so may result in
damage to equipment.
NOTE
Tag lines prior to disconnecting to
aid in connecting.
DISCONNECT two hydraulic HOSES (1 and
2). INSTALL CAPS or PLUGS.
LOOSEN NUT (3) and TURN SCREW (4) to
disconnect belt (5).
REMOVE bolt (6), washer (7), nut (8), and
front hydraulic PUMP (9). INSTALL CAPS or
PLUGS on hydraulic fittings on pump (9).
REMOVE eight screws (10), two ADAPTERS
(11 and 12), and two packings (13) .
DISCARD PACKINGS.
REMOVE nut (14), lock washer (15), key (16),
and PULLEY (17). DISCARD lock WASHER.
INSTALLATION
1.
2.
3.
4.
5.
6.
INSTALL two new packings (13), two
ADAPTERS (11 and 12), and eight screws
(10) on front hydraulic pump (9).
INSTALL key (16), PULLEY (17), new lock
washer (15), and nut (14).
INSTALL front hydraulic PUMP (9), bolt (6),
nut (8), and washer (7). REMOVE CAPS or
PLUGS from hydraulic fittings on pump (9).
CONNECT BELT (5).
ADJUST FRONT HYDRAULIC PUMP BELT
(page 4-506).
REMOVE CAPS or PLUGS. CONNECT two
hydraulic HOSES (1 and 2).
NOTE
Follow-on Maintenance:
Install front plate (page 4-385).
4-503
