Walker MT Owner's Manual

Contents

Assembly Instructions21PREOPERATING CHECKLISTBefore operating the mower for the first time, and asa routine before daily operations, it is important tomake sure the mower is properly prepared andready for operation. The following is a list of items tobe checked. (For a mower with frequent operation,some of these items will not need to be checked ev-ery day, but the operator should be aware of thecondition of each.)For proper fuels and lubricants refer to Specifica-tions.FILL FUEL TANKFill the fuel tank using clean, fresh automotivegrade unleaded gasoline (87 octane rating mini-mum).IMPORTANT: DO NOT permit dirt or other foreignmatter to enter the fuel tank. Wipe dirt from aroundthe filler cap before removing. Use a clean fuel stor-age container and funnel.IMPORTANT: DO NOT mix oil with gasoline. Al-ways use fresh, automotive grade gasoline. DONOT use premium, white, or high-test gasoline. DONOT use additives, such as carburetor cleaners, de-icers, or moisture removing agents. DO NOT usegasoline blended with methyl alcohol.CHECK ENGINE CRANKCASE OIL LEVELCheck the engine crankcase oil level before use andafter each 5 hours of continuous operation. Referto LUBRICATION forChecking Engine CrankcaseOil Level in Maintenance Instructions.CHECK AND SERVICE ENGINE AIR CLEAN-ER SYSTEM• Check air restriction gauge to make sure there isno red indication showing.• Check condition, cleanliness, and security of thecomplete air cleaner system (clean primary airfilter every 100 hours). For detailed proce-dures, refer to CLEANING the Engine AirCleaner System in Maintenance Instructions.ADJUST CARBURETOR (Initial Start-up Only)Refer to ADJUSTMENTS of Carburetor in Mainte-nance Instructions.CHECK ENGINE COOLING SYSTEMCheck that the engine cooling air intake screen isfree of obstruction by grass clippings or debris andclean if required. Also, cylinder head cooling finsshould be inspected and cleaned if any build-up ofdebris is noted [remove two (2) cylinder head ac-cess panels to inspect and clean].Check performance of the cooling system by start-ing the engine, holding a hand adjacent to the cylin-der heads, and feeling the cooling airflow.DANGERHandle gasoline with care. Gasoline ishighly flammable and its vapors are ex-plosive. Use safe refueling procedures:• DO NOT fill fuel tank with the engine run-ning.• If the engine is hot, allow to cool beforerefueling.• Use an approved fuel container.• Fuel the mower outdoors.• DO NOT smoke while refueling.• Avoid spilling fuel; use a funnel orspout.• DO NOT overfill the fuel tank; fill up toabout 1 in. (25 mm) below the top of tank.DANGERMake sure to keep hands clear of exhaustpipe, muffler, and moving parts whenchecking airflow.