TM 5-1730-245-14
5.14 ENGINE SPEED SETTING - ADJUST.
THIS TASK CONSISTS OF:
a. Setting the idle speed
b. Setting the running speed
INITIAL SETUP
Tools:
Equipment Condition:
Toolkit, General Mechanics (item 5, Section III, Appendix B).
Shop Equipment Automotive Maintenance and Repair
Organizational Maintenance, Common No 1, less power
General Safety Requirements:
WARNING
Stay clear of all rotating, moving, or hot components.
DANGER- Carbon Monoxide can kill. Operate In a
well ventilated area Avoid breathing exhaust gases.
1) Using tachometer (part of item 6, Appendix B) start the engine and making sure that the speed control
lever (2) is full counterclockwise against the setscrew (5), adjust the setscrew to obtain an Idle speed
of 850-950 rpm. Lock the setscrew with the locknut (6).
Figure 5-11.
Engine Speed Setting.
b Setting the running speed
.
1) Increase the engine speed to 2650-2750 rpm and adjust the setscrew (4) to provide a positive stop at
this speed. Lock the setscrew (4) with the locknut (3)
2) Adjust the throttle cable (1) so that the speed control lever (2) reaches the idle stop setscrew (5) when
the panel mounted throttle handle (12, fig. 2-1) is fully pushed in
5-19