Ryobi 136 - Manual (Page 15)

SECTION 9: TROUBLE SHOOTING GUIDE
Trouble
Mower not starting.
Possible Cause(s)
Cord disconnected from the motor/
blade control.
Corrective Action
Reconnect the cord keeping the cord restraint dose
to the motor/blade control.
Motor/blade control switch defective. Replace motor/blade control switch.
Extension cord not connected to a
source of power.
Circuit breaker on the mower or in the
house receptacle tripped.
Circuit breaker on the mower Too much workload on the mower,
tripping.
Fuse blown; outlet overloaded.
Mower cutting grass
unevenly.
Hard to push.
Mower vibrating at higher
speed.
Lawn rough or uneven.
Cutting height not set properly.
High grass or cutting height too low.
Rear of mower housing and blade
dragging in heavy grass.
Bent motor shaft.
Blade is unbalanced.
Cord disconnects frequently. Extension cord is not properly attached
to the cord restraint.
Connect the extension cord to a 110-120 volt 60
cycle A.C. receptacle.
Reset the circuit breaker following instructions in
the Maintenance section of this manual.
Raise the cutting height, reset the circuit breaker on
the mower, take a smaller width of cut, and walk
slowly.
Connect to an outlet that is fused for 15 amperes.
Reset the circuit breaker and start the mower again.
Move the wheels to a higher cutting height position.
All wheels must be placed in the same cutting
height for the mower to cut evenly.
Raise cutting height.
Raise cutting height.
Stop the motor, disconnect the power source and
inspect for damage. Repair before restarting. If
vibration persists, take it to a service dealer.
Balance the blade by grinding each cutting edge
equally.
Reconnect the extension cord to the cord restraint
on the guide rod.
Old, worn, or loose extension cord. Replace extension cord.
15