MBW MK8-75, Operator'S Safety And Service Manual

Page: 48 / 68

48 of 68
6.4 TROUBLESHOOTING
ISSUES CAUSES REMEDIES
Trowel oil leakage
Gearbox cover screws are loose Tighten the screws
Faulty seals Contact the authorized service
Oil seal worn central and lateral
shaft
Contact the authorized service
Engine oil leakage Contact the authorized service
The engine does not start
Low fuel
Fill the fuel tank suitable for the
engine used.
Fuel tap closed Open the petrol tap
( ✶ )
Petrol filter clogged Replace the filter
( ✶ )
Choke lever fully open (in this case
the machine "jerks"
Close the choke lever
( ✶ )
No spark
Clean the spark plug and, if
necessary, replace it
( ✶ )
Check connection pin
( ✶ )
Flooded engine/ignition trouble
Unscrew the spark plug and dry
it Tighten the screws
The engine speed falls
Accelerator cable broken or bent Replace accelerator cable Contact the authorized service
Engine trouble Contact the authorized service Contact the authorized service
Dirty carburettor Contact the authorized service Contact our customer service.
Clogged air filter
Clean or replace air filter
( ✶ )
The trowel goes neither
forward nor backward
Broken tie rod (internal or external
tie rods) Replace tie rod (internal or
external tie rods) Fill the fuel tank suitable for the
engine used.
Retainer clip of the tie-rods is broken
or unthreaded Replace the clip if broken
Open the petrol tap
( ✶ )
Swivel support seized Contact the authorized service
Replace the filter
( ✶ )
The trowel steers neither to
the right nor to the left
Broken ball joints Replace the ball joints (contact
the authorized service)
Close the choke lever
( ✶ )
Rim supports broken Replace rim supports (contact
the authorized service) Clean the spark plug and, if
necessary, replace it
( ✶ )
Check connection pin
( ✶ )
Steering holders out of housing Adjust steering supports (contact
the authorized service) Unscrew the spark plug and dry
it
( ✶ )