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TM 1-1730-231-13&P
3-17. GEAR PUMP - Continued
3-17
4.
Disconnect electrical wiring from motor/pump assembly at ]unction box. Tag the tree wires.
5.
Remove two front capscrews (5), lockwashers (6), and nuts (7) securing motor bracket (4) to the cabinet and lower
tray. Loosen two rear nuts (7) and tilt motor bracket to remove motor/pump assembly till gear pump is clear of the
motor bracket. Lay motor assembly to a side to remove gear pump.
6.
Remove two capscrews (8) and lock washers (9) and separate gear pump from pump adapter (10). Pump half
coupling (11) will slide out with pump.
7.
Loosen allen screw (12) and pull coupling (11) from pump shaft.
8.
Lift key (13) from pump shaft.
C.
INSTALLATION
1.
Place key (13) in the slot of pump shaft.
2.
Slide pump half coupling (11) on key and secure with allen screw (12).
3.
Slide gear pump (1) through pump adapter (10) and ensure that the two coupling halves and rubber spider are
properly seated.
4.
Secure gear pump to pump adapter with two capscrews (8) and lock washers (9).
5.
Lift motor/pump assembly and slide gear pump through motor bracket (4). Ensure pump is correctly positioned to
connect to respective tubes.
6.
Reconnect electrical wiring at junction box from motor/pump assembly. Secure motor bracket (4) to cabinet and
lower tray with capscrews (5), lock washers (6), and nuts (7).
7.
Secure motor/pump assembly to motor bracket with four screws (2) and lock washers (3).
8.
Install the two fittings in the gear pump.
9.
Connect hydraulic tubing to the gear pump.
END OF TASK
3-17
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