15MAINTENANCEPump beltCheck belt every 100 hours for excessive wear.To replace belt. Relieve tension on the deck beltand remove deck belt from clutch. See deck beltinstructions on previous page. Loosen bolt onthe clutch tie down and rotate out of the way.Using a 1/2” drive ratchet inserted into thesquare hole in the pump idler arm relieve thetension on the pump belt and remove belt. Toreinstall belt. Swing pump idler pulley out towardengine to route belt around it. Then route beltaround right side pulley first as you are lookingup from the underside of machine. Reinstallidler spring and use the ratchet to rotate idler sothe belt may be installed all the way around thelast pulley.LubricationSee service decal under foot plate for servicepoints and maintenance intervals. Clean greasezerks thoroughly before greasing. See enginemanual for engine service. FIG - 17Tire pressureCheck every 25 hours. All four tires require 15psi.Caster WheelsCheck every 200 hours. Lift front of unit off ofground so caster wheels can rotate freely.Tighten caster bolt then back off 1/2 turn. Checkthat wheel rotates freely. If wheel does not rotatefreely back the caster bolt off in 1/4 turn incre-ments until wheel rotates freely.Fuel filterReplace every 500 hours or annually. In ex-tremely dirty conditions replacement may needto be at shorter intervals.SERVICE DECALFIG - 17Winter storageTo prepare the machine for storage. Clean themachine, especialy under the deck. Touch-upthe paint or spray the underside of deck with alight coat of oil.Inspect the machine for damage and loosehardware.Change the oil.Drain the fuel system or add stabilizer to fuel.Make sure to run the machine after to circulatestabilizer throughout system.Remove the plugs and add 1 tablespoon of oil ineach cylinder. Install plugs and crank the enginetwo or three revolutions.Grease all zerks.Remove battery and store inside and protect itfrom freezing temperatures.