ENGINE IDLE ADJUSTMENT (Sheet 1 of 1)
7/16 in. combination box and open end wrench
Gage (Figure F-3, Appendix F)
Start engine run at idle (TM 9-2350-222-10)
Engage parking brake (TM 9-2350-222-10)
Remove upper engine access cover (page 16-40)
Using 3/16 inch end of fabricated gage (Figure F-3, Appendix F), measure distance between stop pin
(A) and bracket shoulder (B).
If distance is more than or less than 3/16 inch, use wrench and loosen jamnut (C) on idle adjustment
Using screwdriver, turn screw (D) clockwise to increase distance and counterclockwise to decrease
Using wrench, tighten jamnut (C).
Check idle speed. If it is not between 700-750 rpm (shown on tachometer), notify support
Stop engine (TM 9-2350-222-10).
Install upper engine access cover (page 16-40).
End of Task
Change 1 7-423