Engine Oil; Engine Fuel System - Scag Power Equipment Wildcat STWC48V-25CV Operator's Manual

R
C. CHANGING HYDRAULIC OIL FILTER
ELEMENT
The hydraulic oil filter should be changed after every 500
hours of operation or annually, whichever occurs first.
1. Remove the oil filter element and properly discard it.
See Figure 7-3. Fill the new filter with clean oil and
install the filter. Hand tighten only.
2. Run the engine at idle speed with the speed control
lever in neutral for five minutes.
3. Check the oil level in the hydraulic tank. It must
be 3-1/4" inches from the top of the filler neck. If
necessary, add SAE 20W50 motor oil.
7.4

ENGINE OIL

ENGINE OIL
FILTER
Figure 7-4. engine Oil Fill/Dipstick, Filter and Drain
Locations
A. CHECKING ENGINE CRANKCASE OIL LEvEL
The engine oil level should be checked after every 8 hours
of operation or daily as instructed in the Engine Operator's
Manual furnished with this mower.
B. CHANGING ENGINE CRANKCASE OIL
After the first 20 hours of operation, change the engine
crankcase oil and replace the oil filter. Thereafter,
change the engine crankcase oil after every 100 hours
of operation or bi-weekly, whichever occurs first. Refer to
the Engine Operator's Manual furnished with this mower
for instructions.
ENGINE OIL
FILLER
C. CHANGING ENGINE OIL FILTER
After the first 20 hours of operation, replace the engine
oil filter. Thereafter, replace the oil filter after every 200
hours of operation or every month, whichever occurs first.
Refer to Engine Operator's Manual for instructions. See
Figure 7-4.
7.5

ENGINE FUEL SYSTEM

DANGER
To avoid injury from burns, allow the mower
to cool before removing the fuel tank cap and
refueling.
A. FILLING THE FUEL TANK
Fill the fuel tank at the beginning of each operating day.
For EPA Phase 2 (produced prior to 1/1/2011) models,
fill to within one (1) inch below the filler neck. For Low
Emission (LE) and EPA Phase 3 (produced after
1/1/2011) models, fill to the bottom of the filler neck insert
(approximately 4 gallons RH Fuel Tank and 3 Gallons
LH Fuel Tank indicating Full (F) on the fuel gauge) at
the beginning of each operating day. See Figure 7-5.
Do not overfill. Use clean, fresh unleaded gasoline with
a minimum octane rating of 87 and a maximum of 10%
Ethanol.
DO NOT use E85 Fuel. Using E85 Fuel will cause severe
damage to the engine.
FILLER NECK
INSERT
FUEL LEVEL
Figure 7-5. C.A.R.B. / ePA Phase 3 Fuel Level
32
Section 7
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1/4 3/4
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E F