Shindaiwa EB633RT Owner's/Operator's Manual page 22

If the engine is adjusted for operation above 1,000 feet MSL, the
carburetor must be re-adjusted when operating the engine below
1,000 feet MSL, otherwise severe engine damage can result.
Level 2.
Level 2.
Parts required: None.
Tools required: Screwdriver, tachometer
Parts required: None.
NOTE
Every unit is run at the factory and the carburetor is set
NOTE
in compliance with emission regulations. Carburetor
Do not adjust carburetor unless necessary. If you have difficulty,
adjustments, other than idle speed, must be performed by an
see your Shindaiwa dealer.
authorized dealer.
Before Adjustment
Before Adjustment
Check that:
Check that:
• Air filter is clean and properly installed.
• Air filter is clean and properly installed.
• Spark arrestor screen is free of carbon.
• Spark arrestor screen is free of carbon.
• Blower pipes are installed.
• Blower pipes are installed.
1. Start engine, run at idle for one minute.
1. Start engine, run at idle for one minute.
2. Complete warm up by running at full throttle for 5 minutes,
2. Complete warm up by running at full throttle for 5 minutes, operating
operating choke twice to clear air from carburetor chambers.
choke twice to clear air from carburetor chambers.
3. Check idle speed and reset if necessary. If a tachometer is avail-
able, idle speed screw (A) should be set to the specifications
3. Check idle speed and reset if necessary. If a tachometer is available,
found on "Specifications page" of this manual. Turn idle screw
idle speed screw (A) should be set to the specifications found on Page
(A) clockwise to increase idle speed; counter clockwise to
22 "Specifications" of this manual. Turn idle screw (A) clockwise to
decrease idle speed.
increase idle speed; counter clockwise to decrease idle speed.
4. Use a tachometer to adjust idle speed to specifications found on page
22
a
22.
19