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English Operating Manual – Snowthrower
24
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.
.
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. Remove ice accumulation (see “Checking the
drive system”).
1
) see “Engine instructions”
2
) have these tasks carried out only by a specialist workshop
Technical Data
Type
Manufacture no.
Unit
STH 5.56
1.335-101
Rotary snow
plougt with wheels
STH 8.66
1.332-201
Rotary snow
plougt with wheels
STH 10.66 C
1.332-302
Rotary snow ploug
with chain track
Engine Tecumseh 4 -stroke Tecumseh 4 -stroke Tecumseh 4 -stroke
Nominal power consumption, HP/kW 5/3,7 8/5,9 10/7,4
Operating speed, r.p.m. 3600 3600 3600
Tank capacity, l 2 3,8 3,8
Fuel Premium, unleaded Premium, unleaded Premium, unleaded
Working width, mm 560 660 660
Working speed Walking speed Walking speed Walking speed
Surface capacity, m
2
/h 1700 2000 2000
Length, mm 1350 1370 1370
Width, mm 600 770 770
Height, mm 1090 1110 1110
Weight kg 72 92 101
Oil capacity, l 0,62 0,77 0,77
Oil grade over 0°C SAE 30 SAE 30 SAE 30
Oil grade under 0°C SAE 5 W 30 SAE 5 W 30 SAE 5 W 30
Oil grade under -18°C SAE 0 W 30 SAE 0 W 30 SAE 0 W 30
Fault Possible cause Action to take