5.7.5 V-belt: Ten sion / Con di tion – APR 2220 / 2620
•
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.
5.7.6 V-belt: Ten sion / Con di tion – APR 3020 / 3520
•
Re move V-belt guard.
•
Check V-belt for ten sion and con di tion.
•
Ten sion if nec es sary:
•
Loosen set screws (1), 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 (2) and (3) in op po -
site di rec tions
•
Ten sion clutch halves (2) and (3). 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.
5. Main te nance
63
Important
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.
Danger
Do not start the en gine with out V-belt guard. Dan -
ger of in ju ries.
X=10 mm
1
1
2
B3299009.cdr
AVP 2220 / 2620
Danger
Do not start the en gine with out V-belt guard. Dan -
ger of in ju ries.
B3299051.cdr
AVP 3020 / 3520
1
2
1
3
