Walker MB (18 HP) - Manual (Page 24)

Assembly Instructions
22
IMPORTANT: DO NOT permit dirt or other foreign
matter to enter the fuel tank. Wipe dirt from around
the filler cap before removing. Use a clean fuel stor-
age container and funnel.
IMPORTANT: DO NOT mix oil with gasoline.
Always use fresh, automotive grade unleaded gas-
oline. DO NOT use premium, white, or high-test
gasoline. DO NOT use additives, such as carburetor
cleaners, deicers, or moisture removing agents. DO
NOT use gasoline blended with methyl alcohol.
CHECK ENGINE CRANKCASE OIL LEVEL
Check the engine crankcase oil level before use and
after each 5 hours of continuous operation. Refer
to LUBRICATION for Checking Engine Crankcase
Oil Level in
Maintenance Instructions .
CHECK AND SERVICE ENGINE AIR CLEAN-
ER SYSTEM
•
Check condition, cleanliness, and security of the
complete air filter element (clean air filter every
100 hours). For detailed procedures, refer to
CLEANING the Air Cleaner System in
Mainte-
nance Instructions .
CHECK ENGINE COOLING SYSTEM
Check that the engine cooling air intake screen is free
of obstruction by grass clippings or debris and clean
if required. Also, cylinder head cooling fins should be
inspected and cleaned if any build-up of debris is
noted. Contact your Walker dealer to perform this
procedure.
CHECK SECURITY OF DRIVE TIRE MOUNT-
ING NUTS
The eight (8) Drive Tire mounting nuts should each
be torqued to 75-85 ft-lbs. (101.7-115.2 N•m).
INSPECT TWO (2) DRIVE BELTS
Engine/PTO and Ground Drive.
CHECK HYDROSTATIC TRANSAXLE OIL LE-
VEL
Refer to LUBRICATION for Transaxle Lubrication
in
Maintenance Instructions .
CHECK TIRE PRESSURE
Deck Caster Wheel = 20 PSI (137 kPa)
Drive
= 15 PSI (103 kPa)
Rear = 20 PSI (137 kPa)
CHECK AND CLEAN GRASS BUILDUP
UNDERNEATH MOWER DECK
Refer to CLEANING in Maintenance Instructions for
deck cleaning information.
The tilt-up deck can be secured in the raised position
by unlocking the deck lock levers on each side of the
carrier frame and inserting the deck hook into the tilt-
up latch on the tractor body. Before operating the
tractor, make sure to re-engage the deck lock levers
after lowering the deck to the normal operating posi-
tion.
DANGER
Handle gasoline with care. Gasoline is high-
ly flammable and its vapors are explosive.
Use safe refueling procedures:
•
DO NOT fill fuel tank with the engine run-
ning.
•
If the engine is hot, allow to cool before
refueling.
•
Use an approved fuel container.
•
Fuel the mower outdoors.
•
DO NOT smoke while refueling.
•
Avoid spilling fuel; use a funnel or spout.
•
DO NOT overfill the fuel tank; fill up to
about 1 in. (25 mm) below the top of tank.
DANGER
Never operate cutter blades with deck in
raised position because it is hazardous.