Walker MDD Owner's Manual

Also see for MDD: Owner's manual Owner's manual

Contents

72Maintenance Instructions REPLACING/REPAIRING/ADJUSTMENTSReinstall the blades following procedure fromSharpen Mower Blades instructions in CHECKING/SERVICING in this section. If blades are replaced,always use Walker original equipment blades toensure safety and optimum performance. Thequality and performance of replacement bladesoffered by other manufacturers cannot beguaranteed, they could be dangerous.ADJUSTMENTSSteering LeversAn adjustment range of approximately 3 inches isavailable on the steering levers - the levers can beadjusted forward or aft depending on the arm lengthof the operator. The levers can be adjusted by loos-ening the locknut at the pivot point and the locknutholding the lever in position in the adjustment slide.Adjust levers into most comfortable position andtighten both locknuts.Steering Lever AdjustmentTilt-Up Deck Adjustable StopWhen the carrier frame hinge joint is properly adjust-ed, the deck lock levers should move in and out ofthe engaged and disengaged positions freely. Allfour hitch pins used for height adjustment should sitflush on the washers above the deck pin bushing.On a level surface, if any pin is sticking up (likely thefront pins), tighten the opposite side or loosen the ex-isting side to lower the pin. Adjustments are made byloosening the jam nut and tightening or loosening theset screws on the Deck Mount Pivot Brackets. Re-tighten the jam nut when the adjustment is complete.Tilt-Up Deck Adjustable StopGHS Signal Horn Adjustment(When Horn Sounds at Wrong Time)The vertical position of the Grass-Pak® switch is crit-ical to make sure the catcher box does not overfillcausing the delivery chute to clog. The vertical po-sition can be adjusted by bending the mountingbracket for the Grass-Pak ® switch.CAUTIONALWAYS use genuine factory replacementparts. Substitute parts CAN result in prod-uct malfunction and possible injury to theoperator.AdjustmentSlideLocknut(Pivot Point)Locknut(Position)DANGERPINCH POINT - SPRING LOADED DOORWhen lowering the door on the GHScatcher, depress the safety latch on theside of the catcher. BE VERY CAREFUL tokeep hands, fingers, etc. out of the hing-ing mechanism and away from the doorframe as the door closes. The springs thathold the door closed during operation arevery powerful, and the door can slam shutwith considerable force.Set ScrewJam Nut