Specifications

Page 2-22 Bacharach, Inc. Instructions 77-9045
CUMMINS INJECTORS CD3 AUDIT KIT
23. Repeat steps 21 and 22 two more times and
take the average of the three readings. It must
be between 176 and 179 cc(ml).
24. If volume is below 176 cc(ml), check for obstruc-
tion in the orifice located in the dummy injector
or for a leak in the supply system.
25. Stop the calibrator (with the STOP button.)
2.10 STROKE COUNT CHECK
The following test is a verification that each update
occurs after the prescribed number of strokes 50 or
100). It is based on the fact that the speed is at its
nominal 1050 RPM.
Equipment Required
• Stopwatch
Set-up
1. Remove the injector, push rod, and associated
accessories.
2. Set the STROKES selector to 50.
3. Push the START MAIN DRIVE button.
4. Push the START METER button.
Test
5. Using the stopwatch, note the time between
flashes of the indicator light which appears in
the MM³/STROKE display.
The flashes should be between 2.8 and 2.9
second intervals. A ± 0.05 second difference
resulting from stopwatch and human error is
permissible.
6. Repeat step 5 three times.
7. If the stroke interval average is not between 2.8
and 2.9 seconds consult the CD3 manual.
8. Turn off the main drive. (Push the STOP
button.)
9. Return all Audit Kit equipment to its case.
Figure 2-28. Stroke Count Check
ÍMM
3
/STROKE
æDISPLAY