TM 55-1930-209-14&P-6
4-9.1.2 Changing fluid. Replace hydraulic fluid as follows:
a.
Place container under reservoir to catch hydraulic fluid.
b.
Remove drain plug. Drain fluid into sludge tank by sucking up fluid with bilge drain system foot valve.
c.
When reservoir is completely drained, replace plug. Wipe clean plug and area around plug.
d.
Remove and clean suction strainer.
e.
Remove filler/breather cap.
f.
Clean filter if necessary.
g.
Fill reservoir until oil level sight gauge indicates 100 percent full.
h.
Replace cap.
i.
Wipe clean reservoir and immediate area.
NOTE
Levelwind reduction gear box Is called levelwind primary reduction box on Barge 1.
4-9.2 Levelwind reduction gear box. See Manufacturer's Data in Appendix B for recommended and equivalent oil to
be used.
4-9.2.1 Adding oil
a.
Remove oil level plug in gear box located on portside of levelwind.
b.
Check oil level. Oil level must be near bottom of oil level plug hole.
c.
If oil has to be added, remove breather plug.
NOTE
If oil cannot be filled through breather hole, Install street elbow in hole to aid in filling.
d.
Fill slowly through breather hole until oil begins to drain from oil level plug.
e.
Replace oil level plug. Wipe clean oil plug and area around plug.
f.
Remove street elbow if installed previously.
g.
Replace breather plug.
h.
Wipe clean gear box and immediate area.
4-9.2.2 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 breather plug.
NOTE
If oil cannot be filled through breather hole, Install street elbow In breather hole to aid In filling.
d.
Fill slowly through breather hole until oil begins to drain from oil level plug.
e.
Replace oil level plug.
f.
Remove street elbow if installed previously.
g.
Replace breather plug.
4-5
