Walker not sucking!

Discussion in 'Mechanic and Repair' started by bligh61, Oct 21, 2006.

  1. bligh61

    bligh61 LawnSite Member
    Posts: 240

    My 20hp 48" isnt vacuming up like it always has. No clogs, all clean, new belts. Machine sounds fine, and runs fine,1200 hrs on it. Bades are a little thin, but thats it. Any advice?
     
  2. tomo

    tomo LawnSite Senior Member
    Posts: 660

    hello, things to check
    1/engine condition comp check , leak down test
    2/are the wings still on the blades
    3/ all the baffles in deck good condition ?
    4/deck edge that folds 90 degrees not worn out ?
    5/grass shute in good condition no holes
    6/blower wheel fins no more than 1/8 inch clearance to housing
    are the fins as per the new shape not twisted etc Have u changed the blower wheel ever since new if so at what hrs
    7/tensioner requires checking ,the brg or bush do bind up easily if not greased very often. THis causes the blower belt to slip --remove belt and checheck
    8/ is the grass screen blocked
    9/ have rpm of engine set with tacho to makers spec

    tomo
     
  3. lawnmaniac883

    lawnmaniac883 LawnSite Silver Member
    Posts: 2,613

    Replace the blades.
     

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