Yamaha VK540EF, Руководство по обслуживанию

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4-5
PRIMARY SHEAVE AND DRIVE V-BELT
POWR
TR
A B
NOTE:
ESS00121
INSPECTION
1. Inspect:
Spider 1
Sliding sheave 2
Fixed sheave 3
Primary sheave cap 4
Cracks / damage Replace.
2. Inspect:
Primary sheave spring 1
Cracks / damage Replace.
3. Measure:
Primary sheave spring free length
a
Out of specification Replace the primary
sheave spring.
Primary sheave spring free length
a
:
85.4 mm (3.36 in)
When changing the primary sheave springs, re-
fer to “GEAR SELECTION” in CHAPTER 2.
4. Measure:
Bushing-to-sheave clearance
Out of specification
Replace bushing.
Use a feeler gauge 1
Bush clearance (primary sheave
cap)
A :
0.25 mm (0.01 in)
Bush clearance (sliding sheave) B :
0.25 mm (0.01 in)
5. Measure:
Bushing inside diameter
Out of specification
Replace.
Bushing inside diameter:
Primary sheave cap
New: 28.0 mm (1.10 in)
Wear limit: 28.2 mm (1.11 in)
Sliding sheave
New: 40.0 mm (1.57 in)
Wear limit: 40.2 mm (1.58 in)