chain case, and flush and fill with gear lubricant.
10. TRANSMISSION AND HYDRAULIC SYSTEM
Each 1000 hours, drain gearcase and remove cover.
DRAIN PLUGS. Each 1000 hours remove drain
Clean bearing cone and repack. Replace cover and
plugs and drain fluid. Replace drain plugs and refill.
fill with gear lubricant.
Check fluid level (see Note 5).
19. UPPER SPINDLE BEARING. Each 500 hours,
11. BACKHOE/LOADER BOOMS; BUCKET
lubricate fitting (four strokes).
ARM; TlLT, SWING, AND CROWD CYLINDER
PIVOT POINTS. When operating under adverse
20. IMPACTOR. Every 10 hours, lubricate using
conditions (wet or muddy), lubricate every five hours
only HTC-AE988; no other lubricants are authorized.
when operating impactor under heavy usage,
lubricate every five hours.
12. EXTENDABLE DIPPERSTICK AND BEARING
STRIPS. Lubricate extendable dipperstick fitting as
needed (two to four strokes). Clean bearing strips
A copy of this Lubrication Order will remain
and lubricate once a week with Graphite (dry film)
with the equipment at all timer. Instructions
contained herein are mandatory.
13. FRONT WHEELS. Every 1000 hours, clean,
repack, and adjust. Inspect grease seals for
By Order of the Secretary of the Army:
damaged or hardened Iips. Install new seals if
necessary. If backhoe loader is being operated in
extremely wet and muddy conditions, grease front
wheels daily (two to four strokes), until wheels can be
removed and bearings cleaned and packed.
GORDON R. SULLIVAN
General, United States Army
14. REAR AXLE. Each 500 hours, lubricate rear
axle (eight strokes).
Chief of Staff
15. FRONT AXLE. Each 10 hours, lubricate grease
points (two to four strokes).
16. STEERING CYLINDERS. Each 10 hours
lubricate grease points (two to four strokes).
MILTON H. HAMILTON
Administrative Assistant to the
17. SEAT. Each 10 hours, lubricate locking pin slide
Secretary of the Army
and bearing contact area on both ends of adjuster.
18. HYDRAULIC EARTH DRILL. Each 100 hours,
check gearcase and chain case oil level. Change
gear lubricant if contaminated by water or other
foreign material. Fill with spindle In vertical position.
To be distributed in accordance with DA Form
Operate for five minutes. Check for leaks and bring
12-25-E, Block 4418, Unit
oil level to plug opening. Each 1000 hours, drain
requirements for LO 5-2490-222-12.
CARD 7 OF 7