Craftsman 28857 Operator's Manual page 31

TROUBLESHOOTING CHART:
See appropriate section in manual unless directed to Sears service center.
PROBLEM CAUSE CORRECTION
Loss of drive
1 Freewheel control in 1
"DISENGAGED" position.
2 Debris on steering plate (if 2
equipped).
3 Motion drive belt worn, damaged, 3
or broken.
Place freewheel control in
"ENGAGED" position.
See "CLEANING" in the
maintenance section.
Replace motion drive belt.
4 Air trapped in transmission during 4 Purge transmission.
shipment or servicing.
5 Axle key missing. 5 Install axle key at rear wheel. See
"TO REMOVE WHEEL" in the
Service and Adjustments section.
Engine "backfires"
when turning
engine "OFF"
1 Engine throttle control not set 1 Move throttlecontrol between
between half and full speed (fast) half and full speed (fast) position
position before stopping engine, before stopping engine.
Engine dies when 1 Reverseo,peration system (ROS) 1
tractor is shifted is not ON" while mower or other
into reverse attachment is engaged.
Turn ignition key to ROS "ON"
position. See Operation section.
B
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