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ENG
PRIMARY AND SECONDARY SHEAVES
CHECKING THE PRIMARY SHEAVE
1.Check:
●
Weight outside diameter a
Out of specification → Replace the weight.
Weight outside diameter:
30 mm (1.18 in)
<Limit>: 29.5 mm (1.16 in)
2.Check:
●
Primary pulley sliders
●
Primary sliding sheave splines
Wear/cracks/damage → Replace.
●
Spacers
●
Primary pulley cam
Cracks/damage → Replace.
3.Check:
●
Primary sliding sheave
●
Primary fixed sheave
Cracks/damage → Replace.
CHECKING THE SECONDARY SHEAVE
1.Check:
●
Secondary fixed sheave smooth operation
●
Secondary sliding sheave smooth operation
Scratches/damage → Replace as a set.
2.Check:
●
Torque cam grooves 1
Wear/damage → Replace.
3.Check:
●
Guide pins 2
Wear/damage → Replace.
4.Check:
●
Secondary sheave spring
Damage → Replace.
5.Measure:
●
Secondary sheave spring free length a
Out of specification → Replace the
secondary sheave spring.
Free length:
121.4 mm (4.78 in)
<Limit>: 115.33 mm (4.54 in)