8. Main te nance ma chine
8.4
V-belt
In jury haz ard.
Crush ing in ju ries can oc cur with an open-run ning belt
drive.
Do not start the en gine with out the V-belt guard.
It is im por tant to en sure that the frame is also ac tu -
ally pushed on the rub ber stop con tact sur faces
and not just the rub ber el e ments are stretched and
then spring back again. If nec es sary ap ply light
blows with a ham mer to knock the rub ber stops
down wards.
8.4.1
Check ing / Ten sion –
APR 2220 / APR 2620 / APR 3520-Hatz
•
Re move V-belt guard.
•
Check V-belt for ten sion and con di tion.
•
Ten sion if nec es sary:
•
Un screw the nuts (1) of the rub ber stops on the out side.
•
Push the up per tray (2) up wards on both sides.
•
Both buff ers should be equally pre-tensioned.
•
Tighten nuts (1).
•
Crank the drive man u ally and re-check ten sion and cor rect if
nec es sary.
•
Re place V-belt guard.
•
Check the ten sion of the V-belt af ter 25 op. hrs. again. Ad just
the ten sion if nec es sary.
1)
Se ri al no. 13110484-
8.4.2
Check ing / Ten sion –
APR 3020 / APR 3520-Honda
•
Re move V-belt guard.
•
Check V-belt for ten sion and con di tion.
•
Ten sion if nec es sary:
1)
•
Loosen set screws (4), do not un screw.
•
In sert aux il iary tools (ø 6 mm) into bores (2) and (3).
•
Ten sion vee-belt by turn ing clutch halves in op po site di rec -
tions
•
Ten sion clutch halves. X= 10 mm.
•
Crank the drive man u ally and re-check ten sion and cor rect if
nec es sary.
•
Re place V-belt guard.
•
Check the ten sion of the V-belt af ter 25 op. hrs. again. Ad just
the ten sion if nec es sary.
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