TM 55-1930-209-14&P-6
4-9.3 Levelwind secondary reduction gear box (Barge 1 only). See manufacturer's data in Appendix B for
recommended and equivalent oil to be used.
4-9.3.1 Adding oil. Perform procedure in paragraph 4-9.2.1.
4-9.3.2 Changing oil. Perform procedure in paragraph 4-9.2.2.
4-9.4 Main winch reduction gear box. See a manufacturer's data in Appendix B for recommended and equivalent oil
to be used.
4-9.4.1 Adding oil
a.
Remove oil level check plug.
b.
Check oil level. Oil must be near bottom of oil level check hole.
c.
If oil has to be added, remove oil fill plug.
d.
Add oil into fill hole until half full. Oil will drain out of check plug hole.
e.
Replace oil level check plug and oil fill plug.
f.
Wipe clean gear box and immediate area.
4-9.4.2 Changing oil
a.
Place container under drain plug and remove drain plug.
b.
Allow oil to drain completely. Replace drain plug. Put dirty oil in sludge tank.
c.
Remove oil level plug and oil fill plug.
d.
Add oil into fill hole until half full. Oil will drain out of check plug hole.
e.
Replace oil level check plug and oil fill plug.
f.
Wipe clean gear box and immediate area.
4-9.5 Bearings. Lubricate following bearings with a No. 2 bearing grease or equivalent:
• Ten bearings on levelwind traveler head
• Ten roller shafts on levelwind traveler head rollers
• Two thrust bearings on band brake drive shaft
• Levelwind gear pump outboard bearing
• Two bearings on winch hose roller
Lubricate two winch shaft bearings as recommended by the manufacturer in Appendix B.
4-9.6 Hydraulic power unit electric motor
a.
Replace one pipe plug on one end shield with grease fitting.
b.
Remove other pipe plug for grease relief.
NOTE
Use Mobil Oil Co. Mobilux #2, Shell Oil Co. Alvania #2, Exxon Beacon 325, Standard Oil
Company of California Chevron SR1 No. 2, or some military equivalent lithium based grease
unless a special grease is recommended on the motor nameplate.
c.
Using a low-pressure grease gun, pump in grease until new grease appears at grease relief hole.
4-6
