30
Possible faults
Before each fault elimination:
−
Switch off device.
−
Wait unitl the toeing tools come to a stop.
−
Remove the spark plug connector.
−
Wear gloves.
After each fault clearance, put into operation and recheck all security installations.
Fault code
Possible cause
Corrective action
Motor does not start
Â
Incorrect starting sequence.
Â
Air filter contaminated.
Â
Fuel filter fouled.
Â
No fuel supply.
Â
Fault in the fuel line.
Â
Cranking mechanism defective.
Â
Engine flooded.
Â
Spark plug connector not placed on.
Â
No ignition spark.
Â
Engine defective.
Â
Carburetor defective.
Â
Observe the correct starting sequence
Â
Clean/replace the air filter.
Â
Clean or replace the fuel filter
Â
Fill the fuel tank.
Â
Check the fuel line for kinks or damages
Â
Contact the customer service
Â
Screw off, clean and dry the spark plug. Then
pull the cranking rope several times and
reinstall the spark plug
Â
Place on the spark plug connector.
Â
a) Clean or replace the spark plug.
b) Check the ignition cable.
c) Fault can not be eliminated?
Contact the customer service
Â
Contact the customer service
Â
Contact the customer service
Engine starts and is
stalled immediately
Â
Incorrect idle adjustment
Â
Contact the customer service
Device works with
interruptions
Â
Carburretor incorrectly adjusted.
Â
Spark plug fouled.
Â
Fuel line blocked
Â
Water and dirt in the fuel tank
Â
Contact the customer service
Â
Clean or replace the spark plug. Check the
spark plug connector.
Â
Clean the fuel line/filter.
Â
Drain the fuel tank and fill it with fresh fuel.
Smoke
Â
Carburretor incorrectly adjusted
Â
Contact the customer service
Machine does not work
with full performance
Â
Machine overloaded.
Â
Air filter contaminated.
Â
Carburretor incorrectly adjusted.
Â
Silencer blocked.
Â
Too heavy soil, reduce the working depth.
Â
Clean or replace the air filter.
Â
Contact the customer service.
Â
Clean the outlet of the silencer.
Toeing tools continue to
rotate at idling
Â
Clutch lever blocked
Â
Incorrect clutch cable adjustment.
Â
Remove the blockage.
Â
Adjust the clutch cable correctly.
Slipping of the toeing
tools
Â
Too small clutch play
Â
Correct the clutch play.
Summary of Contents for MHB 40
Page 2: ......
Page 48: ...48 L C Start MAX MIN Stop I 0...
Page 49: ...49 MHB 40 7 76 m s K 1 5 m s MHB 60 7 04 m s K 1 5 m s t 10 C L L 18...
Page 50: ...50 Montieren Sie nur die f r das Ger t bestimmten Werkzeuge...
Page 51: ...51 C...
Page 54: ...54 14 19 L 20 14 1 3 45 10 44 43 4 L...
Page 55: ...55 L 5 a 4 10 16 18...
Page 58: ...58 L j L C L...
Page 59: ...59 8 25 100...
Page 60: ...60...