3-1. GENERAL LUBRICATION INSTRUCTIONS (CONT).
Determination of Operating Hours. The reading on the hourmeter is the basis of all lubrication intervals that
are based on hours of operation.
Dry cleaning solvent P-D-680 is toxic and flammable. Wear protective goggles, face mask, and
gloves and use only in a well ventilated area. Avoid contact with skin, eyes, and clothes and
don't breathe vapor. Do not use near open flame or excessive heat. The flashpoint for type I dry
cleaning solvent is 100°F (38°C) and for type II is 140°F (60°C). If you become dizzy while using
cleaning solvent, get fresh air immediately and get medial aid. If contact with eyes is made, flush
eyes with water and get medical aid immediately.
Clean Fitting Before Lubricating. Clean parts with dry cleaning solvent, item 31, Appendix E, or equivalent.
Dry before lubricating. Dotted arrow points indicate lubrication on both sides of the sweeper.
Lubrication After Fording. If fording occurs, lubricate all fittings below fording depth. Fording is not
Lubrication after High-Pressure Washing. After washing, lubricate all grease fittings and oil can points outside
and underneath sweeper.
Level of Maintenance. The lowest level of maintenance authorized to lubricate a point is indicated by either
Operator/Crew (C) or Unit Maintenance (O). Operator can lubricate points authorized for unit maintenance when
authorized by unit maintenance.
Localized Views. A reference to the appropriate localized view is given after most lubrication entries.
Oil Filter Statement. Oil filters shall be changed as applicable, when:
They are known to be contaminated or clogged.
At prescribed hard time intervals.
Warranty Hard Time Statement. For equipment under manufacturers' warranty, hard time oil service intervals
shall be followed. Intervals shall be shortened if lubricants are known to be contaminated or if operation is under adverse
conditions (such as longer-than-usual operating hours, extended idling periods, extreme dust).
Lubrication Interval Symbols. The following lubrication interval symbols are used. Refer to figure 3-1 and
figure 3-2 for lubrication instructions for the sweeper.
D - daily
A - annually
W - weekly
B - biannually
M - monthly
H - hours (operated)
Q - quarterly
S - semiannually