GENERAL
The following charts summarize maintenance to be per-
formed daily, weekly, every two weeks, monthly, every
three months, and annually.
The maintenance charts give recommended hours of
operation between various procedures. Intervals are
based on a 40 hour week.
Reference numbers are keyed to the illustration on
page 11C-3. Footnotes on page 11C-3 give additional
information.
PREVENTIVE MAINTENANCE
SECTION 11C. MAINTENANCE SCHEDULES
11C-1
11C
Ref. Qty. Description
TRACTOR
16 1 c Hydraulic reservoir X Check.
c Hydraulic oil X Change every 500 hours.
17 1 j Charge filter Change the first 25 hours.
Change every 250 hours
thereafter.
18 1 j Return filter
19 1 Tank strainer X
20 1 g Front drive wheel lube X X Change every 250 hours
thereafter.
21 10 Front drive wheel nuts X Torque to 45–50 ft-lbs.
(54–68 N.m). Retorque after
first 20 hours, 250 hours
thereafter.
22 8 Rear steer wheel bolts X Torque to 85–90 ft-lbs.
(115–122 N.m). Retorque after
first 20 hours, 250 hours
thereafter.
23 4 Tire pressure X Front: 20–24 psi (138–165 kPa).
Rear: 6–10 psi (41–69 kPa).
Hydraulic hoses and
tubing X Inspect.
1 Wheel alignment X Check.
24 1 e Brake master cylinder
fluid level X
Annually
Daily
Every 2
Weeks
Every 3
Months
Monthly
Weekly
MAINTENANCE SCHEDULE CHART