On motorcycles without catalytic converter
make sure that the idle-speed CO content of the
exhaust gas is in accordance with the nominal
value and correct at the idle potentiometer if necessary.
Idle-speed CO content: ............1.5 ± 0.5 (% by vol.)
Idle speed, make sure you warm up the gunsons meter for at least half an hour and the bike needs to be properly warm too. the pot turns clockwise to weaken mixture.
Stewart