Honda GX110 Owner's Manual page 31

6. Carburetor adjustment
1. Start the engine and allow it to warm up to normal operating
temperature.
2. With the engine idling, turn the pilot screw in or out to the setting that
produces the highest idle rpm. The correct setting will usually be:
Dual-element or Oil Bath Air Filter: GXl IO-3 turns out; GX140-1 5/8
turns out
Cyclone Air Filter: GXI IO-2 turns out; GXI 40-I l/2 turns out
CAUTION: Do not tighten the pilot screw against its seat;
the pilot screw or seat.
this will damage
3. After the pilot screw is correctly adjusted, turn the throttle stop screw
to obtain the standard idle speed.
Standard idle speed: 1,400 + 100 rpm.
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