INSP
ADJ
PERIODIC SERVICE
PICK-UP TIMING
NOTE:
After adjusting the engine idle speed, the
pick-up timing should be adjust.
1. Start the engine, and move magneto
control lever slightly to the full-advance
side so that ignition timing is set at
specification. Use a timing light for this
adjustment.
Pick up timing:
25hp: 3 ± 1˚ ATDC
30hp: 2 ± 1˚ ATDC
2. Loosen the throttle lever securing screw
of the middle carburetor. Bring the
throttle roller lightly in contact with the
throttle cam, and tighten the throttle
lever securing screw.
D34300-1
OIL PUMP LINK ADJUSTMENT
1. Fully open the carburetor throttle valve.
NOTE:
If the oil pump lever 1 does not contact the
stopper 2, adjust the oil pump link rod.
2. Turn the oil pump lever 1 toward full-
open position until it contacts to stop-
per 2, adjust the length of the rod con-
necting the oil-pump to the carburetor,
and tighten the locknut.
3. Install the connecting-rod.
4. By operating the carburetor, check the
throttle-valve opens fully.
3-16
E