Remove grease fitting and replace pipe plug.
Repeat steps a thru d on other end shield.
After lubricating both end shields, allow motor to run for 10 minutes before replacing relief plugs.
4-9.7 Swivel joint. Add No. 2 bearing grease through grease fitting. Do not overlubricate. Make sure swivel joint
4-9.8 Motor/pump coupling . See manufacturer's data in Appendix B for recommended or equivalent grease to be
Remove both grease plugs.
Insert grease fitting in one of the grease plug holes.
Fill until excess grease comes out of opposite hole.
Replace both grease plugs.
4-10 Hydraulic winch repair
4-10.1 Discharge hose repair. Minor damage to the discharge hose outer jacket, such as surface tears, cuts, and
scratches need not be repaired. If the entire outer jacket layer is damaged to the next layer, repair the damage as
follows, using outer jacket repair kit:
Set hot air gun on 3.
Hold gun about 1 inch from area to be repaired to melt material around the damage.
Use original outer jacket material. Add new material only If necessary. During repair use
stainless steel bands if needed to hold outer jacket in place.
When outer jacket material melts, use putty knife to press softened material into damaged area until repair is
completed as shown in Figure 4-2.
If necessary, use stainless steel bands to hold the repaired area as shown in Figure 4-3.
4-10.2 Winch hydraulic motor repair
Remove, disassemble, and repair winch motor as given in Appendix B, manufacturers' service manual/
instructions. Replace seals, rotors, coupling shaft, and drive link listed in TM 55-1930-209-14&P-18.
Clean motor, secure to winch with appropriate hardware, and connect hoses.
Check for normal operation and leaks.
4-10.3 Handpump replacement
Remove attaching hardware.
Remove old pump.
Clean up spills.
Attach handpump to foundation.
Check for normal operation and leaks. Bleed air.