Service manual

115615 8-1 REV C
MAINTENANCE SCHEDULE
NOTES:
1. Initial oil change is after 5 hours of operation. Thereafter, change oil after every 40 hours operation. Change more often under dusty or dirty conditions and dur-
ing hot weather periods.
2. Torque initially and after first 2 hours of operation.
3. Perform initial hydraulic oil and filter change after 50 hours (one week) of operation.
4. Change engine oil filter per the engine manufacturer’s recommendations. Refer to Engine Owner’s Manual for recommendations and other maintenance items.
5. Pump drive belt only - Inspect every 100 hours and replace if worn or cracking is noticed. Otherwise, replace every 400 hours or 2 years whichever comes
first.
6. Check fuel system for any cracks or leaks including but not limited to fuel line hoses, fuel valve, vent line hoses, vent valve, vapor valve, carbon canister and
grommets. Replace as needed.
7. More often under dusty or dirty conditions and during hot weather.
8. Inspect ROPS after the first 20 hours of operation and then after every 500 hours of operation or yearly whichever comes first.
REFERENCES:
A. Refer to Engine Owner’s Manual
NOTE: Refer to engine owner’s manual for engine service information.
NOTE: After completing maintenance cycle (500 hours), repeat cycle.
BigDog
®
Mowers X Diablo
Refer to Figure 8-1, Figure 8-2, Figure 8-3 & Figure 8-4
SERVICE AT
INTERVALS INDICATED
WEEKLY
OR 40
HOURS
MONTHLY
OR 100
HOURS
ANNUALLY
OR 500
HOURS
Verify safety start interlock system Prior to each use
Visually inspect unit for loose hardware and/or damaged parts Prior to each use
Visually inspect tires Prior to each use
Check oil level, engine (1)(4) Prior to each use or every 4 hours
Clean air intake screen (7) Prior to each use or every 4 hours
Check fuel level Prior to each use
Blades - sharpen & securely fastened Prior to each use
Discharge chute - securely in place & in lowest position Prior to each use
Clean engine and pump compartment Daily
Grease deck pusher arms X
Grease pump idler X
Grease deck height pivots X
Grease front wheel bearings X
Check battery connections X
Check tire pressure with a gauge X
Check hydraulic oil level X
Clean engine exterior (A) X
Check pump and deck belt tension and condition (5) X
Check fuel system (6)(7) X
Check hydraulic lines X
Tighten lug nuts on wheels (2) X
Change fuel filter (6) X
Clean or replace hydraulic fill cap X
Change hydraulic filter & oil (3) X
Grease deck spindle housings X
Check ROPS mounting hardware (8) X
Replace fuel evaporation system filter (6)(7) X