FUEL METERING PUMP ADJUSTMENT
This task covers:
Adjustment (page 2-222)
Pliers, long round nose
Pin, cotter, speed control rod
Screwdriver, flat-tip, 3/16-inch
Wrench, open-end, 5/16-inch
1. Loader backhoe
Start and warm up (TM 5-2420-222-10).
Be careful of moving parts when working near engine while it is running. Moving parts
could catch on tools, clothing, or extremities causing serious injury.
2. Speed control rod
Cotter pin (3)
a. Using long round nose pliers, bend
(1) and washer (2)
ends straight and pull out.
b. Get rid of.
3. Speed control rod
(1) and lever (4)
4. Lever (4)
5. Arm (5)
a. Pull back as far as possible.
b. Have assistant note engine speed on
Engine speed should be 2650 rpm.
If engine speed is correct, skip steps 6 thru 8.
6. Shaft (7) and
Using 3/16-inch flat-tip screwdriver and
high idle adjusting
5/16-inch open-end wrench, loosen.