ARMY TM 5-5420-212-23
MARINE CORPS TM 08676A-23/3
Immerse roller in boiling water for 5 minutes to allow expansion, then remove.
Tap roller firmly on the bench. Bearings (5) will then slide out.
Cleaning solvent is toxic and flammable. Use only in a well ventilated area and avoid prolonged
breathing of fumes. Keep solvent away from flames. Do not use in excessive amounts and avoid
Clean all components, except bearings, with cleaning solvent and dry with a clean cloth.
Inspect components for wear and damage.
Remove any light burrs from roller (6) with crocus cloth, provided that roller is serviceable.
Replace parts that are worn or damaged.
Pack bearings (5) with clean, fresh grease.
Immerse roller (6) in boiling water for 5 minutes to allow expansion, then remove.
Fit bearings (5) into roller (6).
Insert shaft (2) through roller, then fit large washer (4). Position assembly on launching nose cross girder,
fit washer (4), washer (3) and secure with new locknut.
Spin roller (6) to ensure it rotates freely.