Westerbeke W-46 - Page 20

INSPECTION/REPAIR
Valve Springs
Inspect each spring for cracks, and check it for squareness, free
length and as-installed length against these specifications.
valve spring tester
90"test a11gle
swface ge~ge
plate
SPECIFICATIONS
Item
Standard
Valve Spring Free Length
48.85
(outer) (1.9232)
Valve Spring Free Length 40.90
(inner) (1.60)
Valve Spring Squareness 0.4/25
(0.016/0.98)
max
Load compress spring to 19 ± 1
initial
working length (41.9 ± 2.21)
43 mm (1.69 in)
kg(lb)
·-·-·--··-·-··--
Unit: mm (in)
Repair
Limit
47.6
(1.874)
39.65
(1.55)
15
(33.08)
Engines & Generators
18