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
Symptom Related Diagnostic Procedures
EXHAUST SYSTEM BACKFIRE
1.
Check for vacuum leaks, correct as necessary.
2.
Check bypass valve. Replace if defective.
3.
Check choke operation and setting.
INTAKE SYSTEM BACKFIRE
1.
Check
ignition timing and point dwell.
2.
Check
accelerator pump discharge.
3.
Check choke operation and setting.