Hayter Mowers 407D Trimmer User Manual


 
TROUBLE SHOOTING CHART
20
276798MA DRAFT COPY
TROUBLE CAUSE CORRECTION
Engine does not start Spark plug wire
disconnected.
Connect spark plug wire.
Engine not primed. Prime engine.
Defective or incorrectly
gapped spark plug.
Inspect or replace spark
plug.
Fuel tank empty. Add fuel.
Dirty carburetor or fuel line. Clean carburetor or fuel line.
Dirty air filter. Replace air filter.
Carburetor out of adjustment. For carburetor adjustment,
take the unit to an authorised
Service Dealer.
Engine flooded. Wait several minutes before
starting.
Throttle control lever in
incorrect position.
Move throttle lever to FAST
or START position.
Stale petrol. Drain old petrol and add
fresh petrol.
Defective throttle control
lever or wire.
Inspect lever and wire.
Replace if damaged or
defective.
Engine runs poorly. Bad spark plug. Replace spark plug.
Dirty air filter. Replace air filter.
Carburetor out of adjustment. Adjust carburetor. Take the
unit to an authorised Service
Dealer.
Stale petrol. Drain old petrol. Add fresh
petrol.
Engine cooling system
clogged.
Clean engine screen and
cooling fins.