Porsche 928 Workshop Manual page 395

24
LH-Jetronic 928
7. Adjust fuel/air mixture. Guide Special
Tool 9187 into adjusting bore of heated
wire air flow sensor and turn idle speed
potentiometer accordingly.
Turning clockwise = richer mixture.
Turning counterclockwise = leaner mixture.
CO specifications:
0.5 - 1.5 % R. o. W.
0.5 - 1 .O % Australia,
Switzerland,
Sweden
8. Remove plug in air pipe and reconnect
hose.
24-124
Adjusting Idle and CO, 1984 Models Printed in Germany