TM 5-3740-218-13&P
CARBURETOR REPLACEMENT/REPAIR (CONT)
D.
ADJUSTMENT
NOTE
Adjust carburetor idle speed at least once a year.
(1)
Start engine and allow it to warm to normal operating temperature.
(2)
With engine idling, turn pilot screw (1) until it bottoms lightly.
(3)
Back off pilot screw (1) two turns.
Turn throttle stop screw (2) in or out as necessary until 1400 150 psi is obtained on primary manifold
(4)
pressure gage.
4-44