Engine Model:
Briggs & Stratton
Classic,
450 and 500 Series
Page
26 of 32 B&S Classic, 450 and 500 Series Selfhelp Guide 2011, Issue 1.0
9 Loss of Drive on Self-Propelled Mowers
QUICK TROUBLESHOOTING GUIDE:
Problem: Likely Cause: Solution:
Clutch cable very
slack and mower
does not drive
• Cable is detached or broken
• Cable tension is incorrect
See B
• See a service
dealer
PLEASE NOTE: This is a generic guide and gives basic instructions for
a wide range of mowers and slight variations may arise. If in doubt,
please contact the Helpline service on 0845 600 2912 (Monday to
Saturday 9am – 5pm, and Sunday 10am – 4pm).
A ADJUSTING THE TENSION ON THE CLUTCH CABLE
FOR MOWERS WITH THE CLUTCH ON THE
RIGHT HAND SIDE OF THE HANDLE:
a) Check the clutch cable runs up the right hand side
of the main handle (right hand side viewed from
behind the mower) and through the tension
bracket (shown as 1 in the diagram above). If the
cable is not in this bracket, insert it and follow the
instructions in b) below to adjust the tension.
b) Check the tensioning bracket (shown as 1 in the
diagram above) because this can have moved up
the handle or the cable may have stretched a little
with use.
Slacken the screw in the bracket,
slide the bracket DOWN the handle to take up
spare slack in the cable, and tighten the
screw. NOTE: The cable should have about
½” of play on it.
c) If the above steps do not return the tension to
the cable and restore the drive, the cause of
the problem may be the belt has come off the
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