Engine Oil; Engine Fuel System - Scag Power Equipment SFC-21-4GX Operator's Manual

Section 7

7.7 ENGINE OIL

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 Owner's
Manual furnished with this mower.
B. CHANGING ENGINE CRANKCASE OIL
After the first 8 hours of operation, change the engine
crankcase oil. Thereafter, change the engine crankcase
oil after every 50 hours of operation or yearly, whichever
occurs first. Refer to the Engine Owner's Manual furnished
with this mower for instructions.
1. Shut off the engine and wait for all moving parts to
stop.
2. Disconnect the wire from the spark plug.
3. Drain the fuel from the fuel tank.
4. Place a suitable drain pan under the dipstick/oil
drain.
5. Clean around the dipstick.
6. Remove the dipstick by rotating the cap
counterclockwise and pulling it out.
7. Tip the machine onto its right side (air filter up) to
drain the oil into the drain pan.
8. After draining the oil, return the machine to the
operating position.
9. Fill the crankcase to the correct level on the dipstick
with fresh oil. Refer to the Engine Owner's Manual
furnished with this mower for oil capacity.
10. Insert the dipstick into the filler neck and rotate the
cap clockwise until it is tight.
11. Wipe up any spilled oil.
12. Recycle the used oil according to local codes.
C. CHANGING ENGINE OIL FILTER
Replace the oil filter after every 100 hours of operation.
Refer to Engine Owner's Manual for instructions.
Figure 7-1. Oil Fill / Dipstick, Oil Filter

7.8 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
See Engine Owners Manual for machines equipped with
.37 gallon tank.
Use clean, fresh unleaded gasoline with a minimum octane
rating of 87 and a maximum of 10% Ethanol.
Fill to the bottom of the filler neck (approximately 1 gallon for
machines equipped with 1 gallon fuel tank) at the beginning
of each operating day. See Figure 7-2.
27
ENGINE OIL FILL
& DIPSTICK
ENGINE OIL FILTER
R