28
Fault cause and their rectification
13
Fault cause and remedy
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:
Pssible cause:
Remedy:
Petrol Engine:
Gasoline engine
does not start
-
Do not plug the spark plug
connector on.
Choke lever in choke position
bring
Switch motor off switch to position "I" Switch
safety circuit to start position
Fill the fuel tank with fresh fuel
Clean fuel line
Clean, adjust or replace the spark plug
Dry the spark plug, clean it and start with
FULL THROTTLE
Check cable and plug connections Tighten
fastening screws
- Choke n
ot switched
-
Motor-off switch on "0"
- S
afety circuit not in start
position
-
Fuel tank empty or
bad fuel
-
Clogged flue line
-
Spark plug defective
-
Engine too much fuel (flooded)
- Motor
off line defective
-
False air due to loose
carburettor and intake pipe
Gasoline engine
has dropouts
Move choke lever to "Operation" position
Plug the spark plug connector firmly onto the
ignition cable.
Secure the ignition cable fastening
Fit the spark plug plug firmly onto the spark plug
Change fuel filter or fill up with fresh fuel
Replace fuel tank cover
Drain and clean fuel,
refuel with fresh fuel
Clean or replace the air filter
Adjust carburetor
Gasoline engine
gets too hot
-
Too little engine oil
-
Cooling air system restricted
-
Air filter dirty
-
Carburettor not set correctly
immediately refill engine oil
Clean fan grille, internal
Clean cooling fins
Clean or replace the air filter
Adjust carburetor
Gasoline engine
has dropouts at
high revs
-
Lgnition interval too low
-
Ldle mixture not set correctly
Adjust spark plug
Adjust carburetor
Gasoline engine
often goes off at
idle
-
Ignition distance too large
,
Spark plug defective
-
Carburettor not set correctly
-
Air filter dirty
Set or replace spark plug
Adjust carburetor
Clean or replace the air filter
Plug the plug connector on
-
Engine is running in the CHOKE area
-
Ignition cable loose
-
Fuel line clogged or
bad fuel
-
The ventilation in the fuel
tank cover is clogged
Water or dirt in the fuel system
-
Air filter dirty
-
Carburetor adjusted
