MAINTENANCE | |
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4.Inspect heat shield, and replace if damaged.
5.Install heat shield, muffler, and eyeplate.
6.Tighten muffler mounting bolts (or nuts) to
7.Install muffler cover and attach spark plug lead.
8.Start engine, and warm to operating temperature.
9.Stop engine, and
Carburetor Adjustment
The blades must not move at idle, otherwise serious personal injury may result. Periodic carburetor adjustment may be necessary to assure blades do not move at idle.
If blades move, readjust carburetor according to these instructions, or see your ECHO Dealer.
Engine Break-In
New engines must be operated a minimum duration of two tanks of fuel
High Altitude Operation
This engine has been factory adjusted to maintain satisfactory starting, emission, and durability performance up to 1,100 feet above sea level (ASL) (96.0 kPa). To maintain proper engine operation and emission compliance above 1,100 feet ASL the carburetor may need to be adjusted by an authorized ECHO service dealer.
If the engine is adjusted for operation above 1,100 feet ASL, the carburetor must be
Level 2.
Parts Required: None
Note: Every unit is run at the factory and the carburetor is set in compliance with emission regulations. Carburetor adjustments, other than idle speed, must be performed by an authorized ECHO dealer.
1.Check idle speed and reset if necessary. If a tachometer is available, idle speed screw (A) should be set to the specifications found on “Specifications” page of this manual. Turn idle screw (A) clockwise to increase idle speed; counter clockwise to decrease idle speed.
When carburetor adjustment is completed, the cutting attachment should not move at idle, otherwise serious personal injury may result.
A
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