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15
MAINTENANCE SCHEDULE
Proper maintenance can prolong the life of unit. The
following chart shows the recommended service
schedule. More frequent service may be required due
to working conditions (Heavy loads, high ambient
temperatures, dusty conditions, or airborne debris).
See the maintenance instructions in Engine Manual for
additional information.
GENERAL MAINTENANCE & ADJUSTMENTS
WARNING: AVOID INJURY. Read and
understand the entire Safety section before
proceeding.
Interval Task Action
Each Use
Check Safety Interlock
WARNING: Safety interlock system failure and improper operation of
unit can result in death or serious injury. Test this system each time unit is
operated. If this system does not function as described, do not operate
until repairs are made (see Safety Interlock System on page 11).
Check Parking Brake
Interlock System
See Parking Brake Interlock System on page 11.
Check Parking Brake Engage parking brake. Push unit. If unit rolls adjust parking brake (see Parking
Brake Adjustment on page 22).
Check Hydraulic Oil Level See Checking Hydraulic Oil Level on page 26.
Check Tires See Specifications on page 12 for correct tire pressure.
Clean Unit Clean engine, battery, seat, mower deck, etc. of all dirt and debris. Do not use
solvents, hard cleaners, or abrasives.
NOTE: Protect painted surfaces with automotive type wax.
Follow Engine Manual
Maintenance Schedule
Perform scheduled engine maintenance. Refer to Engine Manual for detailed
instructions.
Check Cooling System Check cooling system for dirt and debris. Refer to Engine Manual for detailed
instructions.
Every 25
Hours
Check Mower Blades Ensure mower blade hardware is tightened to 115 – 125 lbf-ft. (156 – 169 Nm).
Check mower blades for wear, Sharpen or replace mower blades as needed (see
Sharpening Mower Blade on page 19).
Every 50
Hours
Lubricate Front Axle and
Pivot Points
Oil all pivot points, pin connections and apply grease to front axle grease zerk (see
General Lubrication on page 18).
Every
100
Hours
Clean Battery
Keep battery and battery terminals clean (see Cleaning the Battery on page 19).
Check Fasteners Check mower blade mounting hardware and all other fasteners. Replace missing
or damaged fasteners. Tighten all nuts and bolts to their correct torque value.
Check Belts Replace worn or deteriorated belts.
• Check mower drive belt (see Replacing Mower Belts on page20 for mower
drive belt location).
• Check PTO belt (see PTO Belt Removal on page 20 for PTO belt location).
• Check radiator fan belt (refer to Engine Manual).
Every
400
Hours
Grease Front Axle Caster
Pivots
Repack front axle caster pivots (see General Lubrication on page 18).
Every
500
Hours
Change Hydraulic Oil and
Filter
See Hydraulic Oil System on page 26.