Auxiliary Air Valve System: Notes

NOTE: Install tachometer on proper terminals when the checking auxiliary air valve system. See IDLE SPEED & MIXTURE in the ADJUSTMENTS article for tachometer connections.

CAUTION: Some tachometers may not be compatible with ignition system. Consult tachometer manufacturer before connecting tachometer to system. To avoid possible damage to ignitor and/or coil, DO NOT allow tachometer terminal to become grounded.