Synchronization And Linkage Adjustments; Stop Switch Test; Single Cylinder Engines - TOHATSU NB-1000 Service Manual

SECTION 2

Stop Switch Test

1. Attach the lanyard lock clip to the stop switch.
2. Start the engine.
3. With engine running, puII the lanyard to disengage the lock clip.
Engine should stop running.
The stop switch also operates as a push-button switch
with the lanyard left attached.
4. Repeat the test but do not remove the lanyard. Press down firmly
and hold the stop switch until engine stops running.
If engine continues to run in either test, the stop switch or wiring are
faulty and must be replaced before engine is operated.
SYNCHRONIZATION AND
LINKAGE ADJUSTMENTS
To ensure consistent engine idling and smooth operation throughout
the full RPM range, it is important that each procedure be performed
exactly as written and in the following sequence:
1. lgnition Timing Adjustment
2. Carburetor Synchronization
Before beginning procedures, disable the ignition
system to prevent accidental engine startup
The seam at the mating surfaces of the crankcase
halves is the aIignment point for aIl ignition timing
degree measurements.

Single Cylinder Engines

2.5 / 3.5 / 5 Engines
The timing of these engines is inspected by locating the timing marks
which are on top of the flywheel. You can not adjust the timing.
2-30
NOTE
WARNING
NOTE
1-/ 2-Cylinder