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11 Fault cause and their rectification
This chapter describes in more detail the most important faults which can occur during operation
on the self-propelled implement. Faults which require major intervention must always be rectified
by your specialist workshop.
Observe safety instructions!
Malfunction:
Possible causes:
Remedy:
Gasoline engine:
Gasoline
engine
does not start
-
Spark plug connector not plugged in. Insert plug connector
Choke-
ever
in Choke-
position
bring
Set switch-off switch to position "I" Bring
safety circuit to start position
Fuel tank with fresh
Fill the fuel
Clean fuel line
Clean, adjust or replace the spark plug
- M
Engine too much fuel (flooded)
Dry, clean and start the spark plug
with FULL GAS
Check cable and plug connections
Tighten fastening screws
- Choke not switched
- Motor-off switch on"0"
-
Safety circuit not in start
position
-
Fuel tank empty or bad fuel
-
Clogged fuel line
-
Spark plug defective
-
Motor off line defective
-
False air due to loose
carburettor and intake pipe
Gasoline engine
- Engine is running in the CHOKE area Move the choke lever to the operating position
hat dropouts
- Ignition cable loose
Plug the spark plug connector firmly onto the
ignition cable
- Clogged fuel line, or bad fuel
Clamp the ignition cable fastening firmly
attach the spark plug to the spark plug
Change fuel filter or fresh
Refuel your fuel
- The ventilation in the fuel tank cover
is clogged
Replace fuel tank cover
Drain fuel and clean, refuel with
fresh fuel
- water or dirt in the
Clean or replace the air filter
Fuel System conditioning
Adjust carburetor
Gasoline engine
- Too little engine oil
Immediately refill engine oil
gets too hot
- Cooling air system restricted
- Air filter dirty
Clean fan grille, clean internal
cooling fins
Clean or replace the air filter
- Carburetor not set correctly
Adjust carburetor
Gasoline engine
- Ignition distance too low
Adjust spark plug
has dropouts
at high speeds
- Idle mixture not corrects
adjusted
Adjust carburetor
numbers
Gasoline engine
goes Idle frequently
- Z
Firing distance too big,
Spark plug defective
Set or replace spark plug
out
- Carburetor not set correctly
Adjust carburetor
- Air filter dirty
Clean or replace the air filter
Fault cause and their rectification
