Manuals through 2025 now available!
Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.
LEMON is the spiritual successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la or
lemon-manuals.org.ua
(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)
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Valve Spring
Valve Spring Free height
45.62 mm (1.7961 inch)
Pressure
Installation
184 - 208 N (18.8 - 21.2 kg. ,41.4 - 46.8 lbs.) at height 37.0 mm (1.457 inch)
Valve open
407 - 459 N (41.5 - 46.8 kg., 91.5 - 103.2 lbs.) at height 27.8 mm (1.094 inch)
Out-of-square
Less than 2.0 mm (0.079 inch)