405 L4-1905cc 1.9L (1989)
First Throttle Adjustment
NOTE: This is the first stage adjustment of a two stage throttle plate.
5.
Remove the "DO NOT TAMPER" plug from the set screw #1 and loosen the screw until it no longer touches the lever #2.
6.
Insert a 0.05 mm feeler gauge between the lever #2 and the screw #1.
7.
Retighten the screw #1 until it just contacts the feeler gauge without causing the lever #2 to move (the feeler gauge must be free).
8.
Remove the feeler gauge.
9.
Turn the screw #1 an additional 1/4 of a turn more.
10.
Install a new "DO NOT TAMPER" plug.
Second Throttle Adjustment
NOTE: This is the second stage adjustment of a two stage throttle plate.
NOTE: On the DOHC engine the throttle housing must be removed to adjust the second throttle, due to insufficient clearance between the housing
and the radiator.