Maintenance and care
27
V-belts
Checking condition
If, in the case of a multiple belt drive ,
wear or differing tensions are found, al-
ways replace the complete set of belts.
D
Check V-belts for cracks, oil, overheat-
ing and wear
D
Change damaged 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
Â
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!
1
2
3
Reading of tension
D
Read of the tensioning force of the belt at the point where the top surface of the indi-
cator 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.
Summary of Contents for D 2876 LE 101
Page 1: ......
Page 2: ......
Page 3: ...3 Operating Instructions MAN Industrial Diesel Engines...
Page 4: ...4...
Page 39: ...Notes 39...
Page 41: ......
Page 42: ......