V-Belts - Man D 0836 LE 401 Operating Instructions Manual

V-belts

Checking condition
D Check V-belts for cracks, oil, overheat-
ing and wear
D Change demaged V-belts
Checking tension
Use V-belt tension tester to check V-belt
tension.
D Lower indicator arm À into the scale
D Apply tester to belt at a point midway
between two pulleys so that edge of
contact surface Á is flush with the V-
belt
D Slowly depress pad  until the spring
can be heard to disengage. This will
cause the indicator to move upwards
If pressure is maintained after the spring
has disengaged a false reading will be ob-
tained!
Reading of tension
D Read of the tensioning force of the belt
at the point where the top surface of
the indicator arm À intersects with the
scale
D Before taking readings make ensure
that the indicator arm remains in its
position
If the value measured deviates from the
setting value specified, the V-belt tension
must be corrected.
Maintenance and care
Drive
belt
width
10
67
1
2
3
Tensioning forces according to
the kg graduation on the te-
ster
New installation
After 10
Installa-
min. run-
tion
ning time
45−50 35−40
When
servicing
after
long run-
ning time
30