over the cooling water passage by fresh water.
9. After breaking-in running, inspect idling speed.
①
Preheating engine for 5 minutes.
②
Using the tachometer to measure idling speed RPM.
If out of specification, adjust it.
Idling speed: 1450~1550 r/min
③
Turn the throttle stop screw clockwise or counter clockwise
until the specified idling speed is attained.
④
After adjusting idling speed, picking up RPM several times to check the engine’s stability.
SPECIAL TOOLS AND DETECTION DEVICE
When performing maintenance and repair, you need to use all kinds of special tools and detection
device. The use of correct tools will improve the work efficiency and avoid of the damage to the
people and outboard engines.
SPECIAL TOOLS:
Piston slider Flywheel holder and puller Bearing puller
Valve spring compressor Housing bearing installer Lower casing cover bearing installer
Oil seal installer tool Housing oil seal installer Space gage
6
https://www.boat-manuals.com/