Belt Theory; Why It Is So Important To Use Original Belts From The Retail Dealer? - Stiga Park 2WD Workshop Manual

5.1 Belt theory

5.1.1 Why it is so important to use original belts from the retail dealer?

The table below shows the demands on normal commercial grade belts compared to
demands on original spare parts belts from the retail dealer. The later are designed and
manufactured in close connection between the subcontractor and the rider manufacturer.
The table is intended to display the importance to use the original belts.
Case
Fitness to pulleys.
Acceleration.
.
Length
WORKSHOP MANUAL
PARK
Commercial
grade belts
The belt shall rest
with its angled
sides against the
pulleys. There
must be a space
between belt and
pulley bottom.
The belt follows
the motor rpm in a
continuous
acceleration up to
full speed.
Manufactured in
standard lengths
in steps..
Chapter
5 - Belts
Original spare
parts belts
The belt shall rest
with its angled
sides against the
pulleys. There must
be a space
between belt and
pulley bottom.
Some belts shall
engage to the
pulleys with the
motor running in full
speed, which gives
an excessive
generation of heat.
Manufactured in
preedefined lengths
to fit between the
pulleys..
EDITION
2018
Remarks
Same demands.
Original belts
guarantee that the belt
fits against the pulleys.
Common belts are
made of natural rubber,
which can resist
temperatures up to 70°
only.
Original belts are made
of chloroprene rubber,
which can resist
temperatures up to 90°
The distance between
the pulleys is fix. The
belt tensioner gives the
original belt an optimal
tension.
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