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 TM 9-4940-544-14&P
Lubrication
Proper lubrication is essential to trouble-free op-
eration and Iong life of Portable Hose Assembly
Machine.
1. Grease main shaft bearings every 6 months or
oftener if subject to hard use.
Note: Grease Fittings are provided on side of
base, one at each end of shaft. Use a
good grade of cup grease.
2. Disassemble, clean, and grease Chuck Jaws
and Inserts yearly.
3. Lubricate Vise Assembly as required for smooth
operation.
Motor Brush Replacement
Check Motor Brush Assembly every 6 months and
replace when worn to less than inch. If Com-
mutator is worn, turn O.D. of Commutator and
Figure 8. Assembled Hose, Socket, and Nipple.
undercut mica before replacing Brush Assembly.
Motor Replacement
1. Remove two Screws holding Switch Box.
2. Remove two Screws holding Motor.
Maintenance Instructions
3. Loosen Lock Screw in body at neck of Motor.
4. Lift Switch Box and Motor out.
5. Loosen Switch Box Connector holding motor
wires.
Warning: Always disconnect machine from power
source before servicing.
6. Remove red, yellow and blue motor wires on
switch.
General Care
7. Disconnect Wire Nut.
Periodically check machine for loose bolts and
screws. Maintain Power Cord and Foot Switch
Note: Motor is now free from Power Drive.
Cord in top condition. Check frequently.
Figure 9. Portable Hose Assembly Machine Wiring Diagram.
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