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)
Or, hide this message:
temporarily or
permanently
Valve Spring: Testing and Inspection
(1)
Measure the free height of the spring and, if it is smaller than the limit, replace.
Standard value:
51.0 mm (2.01 inches) Limit:
50.0 mm (1.97 inches) (2)
Measure the squareness of the spring and, if the limit is exceeded, replace.
Standard value: 20 or less
Limit: Max. 40
