17
Do not apply around or remove from Hazardous Live
conductors.
1. Turn the ignition off. DO NOT CONNECT THE INDUCTIVE
PICKUP WITH THE ENGINE RUNNING OR WITH THE
IGNITION ON.
2. Clamp the inductive pickup clamp around the No. 1 spark
plug wire.
3. Plug the RED inductive pickup lead into the "RPM" jack of
the tester; plug the BLACK inductive pickup lead into the
"COM" jack.
4. Set the tester’s Function/Range Selector Switch to the or
position, as appropriate (see Controls and Indicators,
Item 12 and 13).
NOTE: Cylinder selection is not required when using the
inductive pickup.
5. Start the engine and read the results on the display.
M. DWELL ANGLE MEASUREMENT
NOTE: Turn the vehicle’s engine “off” BEFORE connecting
the multimeter for DWELL ANGLE MEASUREMENT.
1. Plug the RED test lead into the jack of the tester; plug
the BLACK test lead into the "COM" jack.
2. Place the RED test lead to the “BREAKER POINTS” or “-”
terminal of the ignition coil and the BLACK test lead to
“GROUND” or the “-” terminal of the battery.
3. Set the tester’s Function/Range Selector Switch to the
position (see Controls and Indicators, Item 16).
4. Press the CYL button, as necessary, until the correct
number of cylinders for the vehicle under test is shown on
the display.
5. Start the engine and read the results on the display.
AUXILIARY FUNCTIONS
A. DATA HOLD FUNCTION
The data HOLD function lets you “lock” the currently displayed
value into the display. The value remains on the display until the
function is turned “off.”
1. With the desired value shown on the display, press and hold
the HOLD button for approximately two seconds, until the
HOLD icon shows on the display. The current value is now
“locked” in the display.
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