17 Troubleshooting
17.1 Remedying Lawn Mower Faults
Fault Cause Remedy
The lawn mower
does not start when
switched on.
The plug or extension cable connector
are not plugged in.
► Insert the plug or extension cable
connector, 7.
The circuit breaker (fuse) or the resi‐
dual current device tripped. The circuit
is electrically overloaded or defective.
► Find and fix the cause of the circuit
breaker or RCD tripping. Insert the
circuit breaker (fuse) or residual cur‐
rent device.
► Switch other power consumers in
the same circuit off.
The fuse protection of the socket is too
low.
► Insert the plug of the extension
cable into a correctly fused socket,
18.
The cross section of the extension
cable is incorrect.
► Use an extension cable with an ade‐
quate cable cross section, 18.
The extension cable is too long. ► Use an extension cable with the cor‐
rect length, 18.
The engine is overheated. ►
Clean the lawn mower, 14.
► Allow the lawn mower to cool down.
The resistance at the blade is too
great.
►
Set a higher cutting height, 10.2.
► Switch the lawn mower on in lower
grass.
The area around the blade is blocked. ►
Clean the lawn mower, 14.
GB country-specific version: The fuse
in the plug is faulty.
► Replace the fuse in the plug.
The lawn mower
stops during opera‐
tion.
The plug or extension cable connector
are no longer plugged in.
► Insert the plug or extension cable
connector, 7.
The circuit breaker (fuse) or the resi‐
dual current device tripped. The circuit
is electrically overloaded or defective.
► Find and fix the cause of the circuit
breaker or RCD tripping. Insert the
circuit breaker (fuse) or residual cur‐
rent device.
► Switch other power consumers in
the same circuit off.
The fuse protection of the socket is too
low.
► Insert the plug of the extension
cable into a correctly fused socket,
18.
The overload protection has triggered. ► Allow the lawn mower to cool down.
Cooling time up to 10 minutes.
►
Clean the lawn mower, 14.
► Guide the lawn mower more slowly.
►
Set a higher cutting height, 10.2.
► Mow shorter grass.
►
Sharpen the blade, 15.3.
► Use an extension cable with the cor‐
rect length, 18.
► Use an extension cable with an ade‐
quate cable cross section, 18.
The blade is blocked. ►
Clean the lawn mower, 14.
The lawn mower vib‐
rates excessively
during operation.
The blade fastening screw is loose. ►
Tighten the screw, 15.2.2.
The blade is not correctly balanced. ►
Sharpen and balance the blade,
15.3.
English 17 Troubleshooting
36 0478-121-9905-A
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