Carburetor Adjustment - Shindaiwa EB212 Owner's/Operator's Manual

Cylinder Exhaust Port
Level 3.

carburetor adjustment

IMPORTANT
Engine Break-In
The cylinder exhaust port must be inspected and cleaned of excess
carbon every 3 months or 90 hours of operation in order to main-
New engines must be operated a minimum duration of two tanks of fuel
tain this engine within the emissions durability period. Shindaiwa
break-in before carburetor adjustments can be made. During the break-
strongly recommends that you return your unit to your Shindaiwa
in period your engine performance will increase and exhaust emissions
dealer for this important maintenance service.
will stabilize. Idle speed can be adjusted as required.
High Altitude Operation
c
arburetor adJustment
This engine has been factory adjusted to maintain satisfactory starting,
emission, and durability performance up to 1,100 feet mean sea level
(MSL) (96.0 kPa and below). To maintain proper engine operation and
Engine Break-In
emission compliance above 1,100 feet MSL the carburetor may need to
New engines must be operated a minimum duration of two tanks of fuel
be adjusted by an authorized ECHO service dealer.
break-in before carburetor adjustments can be made. During the break-
in period your engine performance will increase and exhaust emissions
IMPORTANT
will stabilize. Idle speed can be adjusted as required.
If the engine is adjusted for operation above 1,100 feet MSL, the
carburetor must be re-adjusted when operating the engine below
High Altitude Adjustment
1,100 feet MSL, otherwise severe engine damage can result.
High altitude adjustment is not required for proper operation of this
engine.
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 in com-
NOTE
pliance with emission regulations. This carburetor does not have
Every unit is run at the factory and the carburetor is set in com-
acceleration and high speed adjustment needles.
pliance with emission regulations. This carburetor does not have
acceleration and high speed adjustment needles.
1. Before adjusting the carburetor, clean or replace the air filter and
spark arrestor screen and blower pipes are installed.
Before adjusting the carburetor, clean or replace the air filter and spark
2. Start engine and run for several minutes to reach operating tem-
1.
arrestor screen and blower pipes are installed.
perature.
3. Stop engine. Turn red HI speed needle (A) CCW (counter clock-
2. Start engine and run for several minutes to reach operating temperature.
wise) to stop.
3. Stop engine. Turn red HI speed needle (A) CCW (counter clockwise) to
4. Idle Speed Adjustment with tachometer.
stop.
•Start engine and turn "idle" speed adjustment screw (B) to idle
4. Idle Speed Adjustment with tachometer.
RPM found on "Specifications" page section of this manual.
•Start engine and turn "idle" speed adjustment screw (B) to idle RPM
5. Accelerate to full throttle for 2-3 seconds to clear excess fuel from
found on page 21 in the "Specifications" section of this manual.
engine then return to idle. Accelerate to full throttle to check for
smooth transition from idle to full throttle. If engine stops or
5. Accelerate to full throttle for 2-3 seconds to clear excess fuel from
stalls after full warm up return the unit to your authorized ECHO
engine then return to idle. Accelerate to full throttle to check for
dealer for repair.
smooth transition from idle to full throttle. If engine stops or stalls after
6. Check HI speed RPM at W.O.T. (Wide Open Throttle). HI speed full warm up return the unit to your authorized Shindaiwa dealer for
repair.
RPM should be set to specifications found on "Specifications"
page of this manual.
6. Check HI speed RPM at W.O.T. (Wide Open Throttle). HI speed RPM
7. Check idle speed and reset if necessary. should be set to specifications found on page 21 "Specifications" of this
manual.
7. Check idle speed and reset if necessary.
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