Fig. 45
6.9.3 Clean the slurry filter
Fig. 46
Check the spark plug Ä Fig. 45 visually and clean it if neces-
sary.
Check the electrode gap with a feeler gauge, if necessary
adjust the gap to 0.7 - 0.8 mm (0.028 - 0,032 in).
Turn the spark plug carefully in by hand.
Once the sealing surface of the new spark plug is in contact
tighten for another 1/2 turn with the spark plug spanner.
Once the sealing surface of the used spark plug is in contact
tighten for another 1/8 to 1/4 turn with the spark plug
spanner.
NOTICE!
The spark plug must be correctly tightened. An incor-
rectly tightened spark plug can get very hot and cause
engine damage.
WARNING!
Fire hazard!
Gasoline is easily inflammable, do not spill.
When working on the fuel system do not use open fire,
do not smoke.
WARNING!
Health hazard!
Do not inhale any fuel fumes.
With the fuel tap closed unsrew the fuel sludge filter (1)
Ä Fig. 46 and wash out in fuel.
Check the O-ring (2) for damage, replace if necessary.
Turn the fuel sludge filter in tightly and mind the O-ring.
BVP 10/36 / BVP 18/45
Maintenance
59