Ribimex Ribiland PR4EN1T Manual De Instrucciones página 46

5.4- Starting a flooded engine
1. Disconnect the spark plug lead and then use the spark plug
wrench to remove the spark plug (turn counterclockwise to
remove). See Fig.E15
If the spark plug is fouled or soaked with fuel, clean the plug
as necessary
2. Open the choke and fully depress the throttle trigger with
your left hand, then pull the starter handle rapidly with your
right hand to clear excess fuel from the combustion chamber.
CAUTION! Incorrect spark plug installation can result in
serious engine damage
3. Reinstall the spark plug and tighten it firmly.
If a torque wrench is available, torque the spark plug to 16.7-18.6N.m.
4. Repeat the starting procedure for a warm engine.
5. If the engine still fails to start inquire with an authorized and qualified service centre.
5.5- Stop the engine
WARNING! The cutting attachment can continue rotating after the
engine is switched off!
1. Cool the engine by allowing it to idle for two or three minutes.
2. Slide the ignition switch to the "0" or STOP position. See Fig.E16
5.6- Adjusting the carburetor
WARNING! The cutting attachment must never rotate at engine idle
speed.
The engine must return to idle speed whenever the throttle trigger is
released Idle speed is adjustable and must be set low enough to permit the
engine clutch to disengage the chain saw when throttle trigger is released.
Check and Adjust Idle Speed
1. Start the engine and allow it to idle two or three minutes, or until it
warms up.
2. If the cutting attachment rotates at engine idle, reduce idle speed by
turning the idle adjusting screw counter clockwise as necessary. (Fig.E17)
Important! Use a tachometer, if one is available, to set engine idle.
Standard idle speed is: 3000 ± 200.
3. If the engine is stalling and won't idle, increase idle speed by turning the
idle adjustment screw clockwise.
Note: The mixture of the carburetor on this unit cannot be adjusted
VI. MAINTENANCE
6.1- General Maintenance
WARNING! Before performing any maintenance, repair, or cleaning work on the machine,
make sure the engine and cutting attachment are completely stopped. Disconnect
the spark plug wire before performing service or maintenance work
WARNING! Non-standard parts may not operate properly with your unit and may cause damage
and lead to personal injury
6.1.1- Muffler
WARNING! Operating the engine without a muffler or with a muffler that is damaged or
improperly installed can increase engine noise sufficiently to lead to hearing loss.
This machine must never be operated with a faulty or missing spark arrestor or muffler.
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Fig.E15
Fig.E16
Fig.E17
1. Idle adjusting screw