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Operating Manual – Snowthrower English
26
Machine does not drive along. Coupling cable for drive system not adjusted
correctly.
Adjust coupling cable (see “Adjust coupling
for the drive system”).
V-belt slack or torn (STH 5.56, STH 8.66,
STH 10.66 C).
Have slack V-belt tightened
2
).
Have torn V-belt replaced
2
).
Drive system iced up (STH 5.56, STH 8.66,
STH 10.66 C).
Remove ice accumulation (see “Checking the
drive system”).
Friction-wheel rubber torn. Have friction-wheel rubber replaced
2
).
Excessive vibration. Loose parts or damaged worm. Stop engine immediately and pull off spark-
plug connector. Tighten loose bolts and
nuts.Have damaged worm repaired
2
).
Gears can only be changed
with difficulty.
(STH 5.56, STH 8.66, STH
10.66 C).
Coupling cable for drive system not correctly
adjusted.
Adjust coupling cable (see “Adjust coupling
cable for the drive system”).
Shift lever not correctly adjusted
(STH 10.66 C ,) .
Adjust shift lever (see “Adjusting the shift
lever”).
Drive system iced up (STH 5.56, STH 8.66,
STH 10.66 C).
Remove ice accumulation (see “Checking the
drive system”).
1
) see “Engine instructions”
2
) have these tasks carried out only by a specialist workshop
Fault Possible cause Action to take