Operating Instructions R21
24
Pre-Operation Checklist
Before operating the mower for the rst time, and
as a routine before daily operations, it is impor-
tant to make sure the mower is properly prepared
and ready for operation. The following is a list of
items to be checked. (For a mower with frequent
operation, some of these items will not need to
be checked every day, but the operator should be
aware of the condition of each.)
□
PERFORM ‘EVERY USE’ MAINTENANCE
ITEMS
These items are covered in detail in the Mainte-
nance section that starts on page 34.
‘Every Use’ Maintenance Items include:
□ Check Engine Crankcase Oil
□ Check/Clean Engine Air Cooling System
□ Clean Grass Buildup Under Deck
□ Inspect/Service Mower Blades
□ Check Security of Air Filtration Compo-
nents
□ Check Discharge Shield
□
PERFORM REQUIRED SCHEDULED MAIN-
TENANCE PROCEDURES
See the “R21 Maintenance Schedule Chart” on
page 34 for a complete list of periodic mainte-
nance.
□
FILL FUEL TANK
Fill the fuel tank using clean, fresh automotive
grade unleaded gasoline (87 octane minimum,
10% ethanol maximum).
IMPORTANT: DO NOT permit dirt or other for-
eign matter to enter the fuel tank. Wipe dirt from
around the ller cap before removing. Use a clean
fuel storage container and funnel.
IMPORTANT: DO NOT mix oil with gasoline.
Always use fresh, automotive grade unleaded
gasoline. DO NOT use gasoline containing
greater than 10% ethanol. DO NOT use additives,
such as carburetor cleaners, deicers, or moisture
removing agents. DO NOT use gasoline blended
with methyl alcohol.
DANGER
Handle gasoline with care. Gasoline is highly
ammable and its vapors are explosive. Use
safe refueling procedures:
● DO NOT ll 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. Keep
matches, cigarettes, cigars, pipes, open
ames, or sparks away from the fuel tank
and fuel container.
● Avoid spilling fuel; use a funnel or spout.
● DO NOT overll the fuel tank; ll up to the
bottom of the ll tube.
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