Troubleshooting - MTD H15 Original Operating Instructions

Operating manual

Troubleshooting

Error
Engine does not start.
Engine does not run constantly
at no load.
Engine does not accelerate.
Strong vibrations.
Cutting head does release line. Cutting head entangled
If you have any further questions,
please contact your authorised
dealer on site.
Cause
Ignition switch set to 0/STOP.
Fuel tank empty.
Intake pump not pressed down
far enough.
Engine flooded.
Old or incorrectly mixed fuel.
Dirty spark plug.
Air filter blocked.
Old or incorrectly mixed fuel.
Carburettor incorrectly adjusted. Have the carburettor adjusted
Petrol filter dirty.
Old or incorrectly mixed fuel.
Carburettor incorrectly adjusted. Have the carburettor adjusted
Damaged cutting tools or drive
parts.
with grass.
No line in the cutting head.
Spool jammed.
Cutting head dirty.
Line fused together.
Line twisted when wound up.
Not enough line released.
Remedial action
Set switch to I/START.
Fill fuel tank.
Slowly press intake pump all the way down
10 times.
Implement the starting process with
the choke lever in the operating position.
Empty the tank/fill with fresh fuel mixture.
Replace or clean spark plug.
Clean or replace air filter.
Empty the tank/fill with fresh fuel mixture.
by a specialist workshop.
Have petrol filter replaced by a specialist
workshop.
Empty the tank/fill with fresh fuel mixture.
by a specialist workshop.
Switch off the unit immediately.
Have defective parts replaced
by a specialist workshop.
Stop the engine and clean the cutting
attachment.
Wind up new line.
Replace spool.
Clean spool and spool housing.
Pull apart, take out the fused part and wind
up the line again.
Pull apart and wind up the line again.
Tap the bump head and pull out the line
until 10 cm of line is outside the cutting
attachment.
English
13