V 1.0 420CC OHV GAS ENGINE WITH ELECTRIC START 8628265
6.1 Tighten an additional 1/2 to 1/3 turn more with a spark
plug wrench if the torque rating isn’t available.
7. Reconnect the spark plug lead to the spark plug.
ADJUSTING THE ENGINE IDLE SETTING
NOTICE! The engine speed is set by the factory. Increasing
the speed too much can damage the engine. Too low a speed
will reduce the engine’s efficiency. Have a qualified technician
adjust the engine speed if necessary.
The engine’s idling speed is adjustable by
turning the idle screw to lower or
increase the engine output (RPMs).
1. Start the engine and wait for it to idle.
2. The idle screw is above the fuel
sediment cup (Fig. 8-1). Tighten the
screw to increase the engine speed.
Loosen to reduce speed. The standard
idle speed is 1,800 ± 150 RPM.
3. Shut the engine off and allow to cool
CLEANING
WARNING! Only clean engine parts with a nonflammable
solvent, unless instructed otherwise. Keep all ignition sources
away from fuel-related parts. Fumes are flammable and may
cause a burn injury or explosion if ignited.
NOTICE! Do not clean the engine’s exterior with a garden hose
or pressure washer. Water can enter the engine through the air
filter or muffler opening and damage the cylinder.
1. Allow engine to cool for at least half an hour before cleaning.
2. Clean all exterior surfaces.
3. Touch up any damaged paint.
4. Coat other areas that may rust with a light film of oil.
Visit www.princessauto.com for more information 23
To Next Page
Loading...