User Manual

GS R/C

DLA ENGINE OPERATING-INSTRUCTION

MANUAL

08/20/2014 Copyrighted Material

Page - 41 DLA 32, 58, 64, 116, 116-I2 & 128cc Rev. A.05.01

Engine does not reach a "normal' high

rpm at full throttle

1) Check carburetor settings, particularly the

High End Mixture Needle Valve, 2) Check to

see that the propeller is NOT larger than

specified in the DLA engine specifications, 3)

Check for engine overheating … a sign that

gas:oil mix is to lean, that is too little oil, 4)

Check ignition timing, 5) Confirm you are using

the correct size muffler, 6) Verify proper gas:oil

mixture.

Engine hesitates or pauses when

throttle is transitioned from Low to

High (especially when throttle is

advanced rapidly)

1) Low End Mixture Needle Value is too Lean.

Open (Counterclockwise) ~ 1/16 to 1/8 turn at a

time and test again.

Idle rpm is not steady or smooth

1) Low End Mixture Needle Valve is too Rich,

2) Close (Clockwise) ~ 1/16 to 1/8 turn at a

time and test again.

Engine Stalls or stops at High or Full

Throttle

1) The High End Mixture Needle Valve is too

lean, 2) Open High Mix 1/16 to 1/8 turns and

test again.