Specifications

Instructions 77-9045 Bacharach, Inc. Page 2-3
CD3 AUDIT KIT CUMMINS INJECTORS
Figure 2-4. Using Mechanical Tachometer
5. Remove wire in center terminal of the switch
and reconnect it to right terminal screw of
switch (as viewed from rear of the calibrator).
Test
6. Set up calibrator for running a Cummins 3/8
PTD (or similar) injector per the CD3 calibrator
instruction manual.
WARNING
HAZARDOUS ROTATING EQUIPMENT.
Do not reach over the pulley to operate the
START or STOP buttons. Walk around to
the front of calibrator. Be careful not to
entangle loose clothing (such as sleeves and
neckties) in rotating equipment.
7. Turn the circuit breaker on the side of the
calibrator ON.
8. Press the START button.
9. Press end of the tachometer shaft against back
end of the camshaft and read RPM. Keep the
tachometer aligned with the camshaft. Make
sure that the center of the camshaft is oil-free.
Oil on the camshaft will cause the tachometer
shaft to slip. Inaccurate readings will result.
10. Record reading.
WARNING
HAZARDOUS ROTATING MACHINERY.
Do not reach over the camshaft to turn off
the calibrator.
11. Go to front of calibrator and press STOP
button.
12. If RPM is 1050 ±1 rpm, skip to step 14.
13. If RPM is not 1050 ±l rpm:
a. Make sure the motor matches the line
frequency (see specifications on the name-
plate inside left side door).
b. Operate the calibrator without an injector
installed and without push rod adapters.
c. Recheck the speed with a tachometer.
ÑTACHOMETER