Maintenance and care
67
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
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!
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.
1
2
3
Drive
belt
width
Tensioning forces according to
the kg graduation on the te-
ster
New installation
When
servicing
after
long run-
ning time
Installa-
tion
After 10
min. run-
ning time
10
45
−
50
35
−
40
30
Содержание D 0836 LE 401
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Страница 3: ...3 Operating Instructions MAN Marine Diesel Engines ...
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Страница 9: ...Declaracion 9 ...
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Страница 18: ...Commissioning and operation 18 Engine views D 0836 LE 401 11 1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 ...
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