Viking HB 445 R, Instruction Manual

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0478 403 9801 C - EN
42
Fault:
Starting problems or deteriorating engine
power
Possible cause:
– Water in fuel tank and carburettor;
carburettor blocked
– Contaminated fuel tank
– Dirty air filter
– Dirty spark plug
Remedy:
– Empty fuel tank, clean fuel line and
carburettor (
#
)
– Clean fuel tank (
#
)
– Clean/replace air filter ( ), (
#
)
– Clean/replace spark plug ( ), (
#
)
Fault:
Engine overheating
Possible cause:
– Dirty cooling ribs
– Oil level in engine too low
– Surface of engine covered with earth
Remedy:
– Clean cooling ribs ( Ö 12.2)
– Top up engine oil ( Ö 7.15)
– Remove earth from the engine
Fault:
Engine running roughly
Possible cause:
– Dirty air filter
Remedy:
– Clean/replace air filter ( ), (
#
)
Fault:
Heavy smoke formation
Possible cause:
– Oil level is too high
– Dirty air filter
Remedy:
– Adapt oil quantity ( )
– Clean/replace air filter ( ), (
#
)
Fault:
Excessive vibration during operation
Possible cause:
– Loose engine mounting
Remedy:
– Tighten engine mounting bolts (
#
)
Fault:
Reduced tilling performance
Possible cause:
– Hoes incorrectly mounted
– Worn hoes
– Brake spur incorrectly adjusted
Remedy:
– Mount hoes correctly ( Ö 7.7), ( Ö 7.8)
– Replace hoes (
#
)
– Adjust brake spur ( Ö 11.5)
Fault:
No tilling performance
Possible cause:
– No folding retainer in drive shaft
Remedy:
– Check attachment of hoes to drive shaft
(
Ö
7.7), (
Ö
7.8)
Fault:
Loud gearbox noise
Possible cause:
– Incorrect gearbox oil level
Remedy:
– Check gearbox oil level (
#
)
Fault:
Drive shaft does not rotate when self-
propulsion lever is actuated
Possible cause:
– Cable defective
– Worn drive belt
Remedy:
– Check/replace cable (
#
)
– Replace drive belt (
#
)
20. 1 Handover confirmation
20.2 Service confirmation
Please hand this instruction manual
to your VIKING specialist dealer in
the case of maintenance work.
He will confirm the service operations
performed in the pre-printed boxes.
20. Service schedule
32