DLE 30 - Manual (Page 12)

12
Adjustment of the Engine
Each DLE Engine has been factory preset. However, higher
elevations will infl uence the performance of the carburetor. To
obtain optimum output of the engine, slight adjustment of the
carburetor maybe necessary.
Engine Functions and Adjustments
1. Choke Control
(the choke control
should be used
when the engine
is cold)
2. Throttle Control
3. Idle Adjustment
Screw (adjust
the idle speed)
4. (L) Low-speed
Needle (adjusts
the fuel/air
mixture at low
speeds)
5. (H) High-speed
Needle (adjusts
the fuel/air
mixture at high
speeds)
Idle Adjustment
Turning the Idle Adjustment Screw (No.3) clockwise will increase the
idle speed. Turning the Idle Screw counter-clockwise will decrease
the idle speed.
Low Speed Needle Adjustment
Turning the Low-speed Needle (No.4) clockwise will lean the fuel/air
mixture at low speeds. Turning the Low-speed Needle (No.4) counter-
clockwise will richen the fuel/air mixture at low speeds. (The default