Operation CHARM: Car repair manuals for everyone.
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

Emission Control Systems




AIR PUMP BELT DEFLECTION: 11-13 mm (0.43-0.51 in)
IDLE SPEED: [1] 750 ± 25 RPM
IDLE MIXTURE: Not Adjustable
IGNITION TIMING: [1]
Leading (Yellow) 5 ± 1° ATDC
Trailing (Red) 20 ± 1° ATDC

[1] Ground Test Connector