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Meter Functions-RPM/
×
10RPM
Select the
RPM
range with the
rotary switch.
OR
Select the
×
10RPM
range
with the rotary switch (1,000 to
12,000 RPM). Multiply the
displayed reading by ten to get
actual RPM.
Press STROKE / DIS
button toward select through
RPM for 4-stroke, RPM
For 2-stroke and DIS.
Insert the inductive pickup
connecting terminal into the
meter.
Black lead in
COM
terminal.
Red lead in
V-
Ω
-RPM
terminal.
Connect the inductive pickup to
a spark plug wire. If no reading
is received, unhook the clamp,
turn it over and connect again.
Note:
Position the inductive pick-up as far away from the distributor and the
exhaust manifold as possible.
Position the inductive pick-up to within six inches of the spark plug or move
it to another plug wire if no reading or an erratic reading is received.
RPM 4
:
For RPM of 4-stroke engines which have 1 ignition on
every 4 engine strokes
RPM 2 :
For RPM of DIS ( Distributorless lgnition System) &
2-stroke engines which Have 1 ignition on every 2
engine strokes
PLEASE NOTE- THE RPM PICK-UP HAS AN ADJUSTABLE SENSITIVITY
SWITCH THAT CAN ALSO BE USED TO CORRECT AN
UNSTABLE READING.
Maintenance
Replacing The Battery
WARNING
: To avoid electric shock, disconnect the test leads
from any source of voltage before removing the battery door.
1. When the battery become drained or drop below the operating
voltage, “ ” will appear in the right-hand side of the LCD
display. The battery should be replaced.
2. Follow instructions for installing battery. See the Battery
Installation section below.
3. Dispose of the old battery properly.
WARNING:
To avoid electric shock, do not operate your meter
until the battery door is in place and fastened securely.
Battery Installation
WARNING
: To avoid electric shock, disconnect the test leads
from any source of voltage before removing the battery door.
1. Disconnect the test leads from the meter.
2. Open the battery door by loosening the screw using a Phillips
head screwdriver.
3. Insert the battery into battery holder, observing the correct
polarity.
4. Put the battery door back in place. Secure with the one screw.
WARNING:
To avoid electric shock, do not operate the meter
until the battery door is in place and fastened securely.
NOTE
: If your meter does not work properly, check the fuses and
battery to make sure that they are still good and that they
are properly inserted.
4
2
4
2