TM 55-1930-209-14&P-14 Table C-1.  Preventive Maintenance Checks and Services for Anchor, Mooring, & Towing Equipment (Continued) B-Before D-Daily Q-Quarterly D-During W-Weekly S-Semiannually A-After M-Monthly A-Annually Item INTERVAL Item Procedures Check For Equipment Is Not No. To Be And Have Repaired Or Ready/Available B   D   A   D  W M Q S A Inspected Adjusted as Necessary 6) Levelwind compound helix shaft and guide bars. * c.    Check oil level in gear motor reduction box as follows: CAUTION If unit has been In storage, gear motor reduction box may be full of oil and must be drained to operating level prior to operation. 1) Remove gearbox breather plug/oil filler plug near top of gearbox. 2) Remove gear oil check plug near top of gearbox end of unit.  Oil should be level with bottom of check hole. 3) If overfull from storage requirements allow excess oil (about 3 qt.) to run out of check hole into a container. When oil stops flowing, replace plug. Dispose of excess oil into bilge sys- tem. 4) If oil level is lower than bottom of check hole, add oil through breather and oil filler plug on side of gearbox until oil flows out of check hole.  Use nontoxic rust-inhibiting gear oil, AGMA No.  7.  Replace both plugs. 5) Check gearbox breather plug/oil filler plug on side near top of gear motor reduction box.  Screw inner portion of plug 'out' to uncover breather holes. Make sure breather holes are not cov- ered with paint. * * d.    Check oil level in gear case on outer side of winch as follows: 1) Unscrew oil level plug just below cen- ter line of gear case.  Oil should be level with bottom of hole. 2) Remove gear lube access plate above oil level check hole. C-5