EN
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Select the X10 RPM range with rotary switch (1.000 to 12,000 RPM). Multiply the displayed
reading times by ten to get actual RPM
Press STROKE 4/2 (DIS) button toward select through RPM 4 for 4-stroke. RPM 2 for 2-stroke and DIS
Insert the inductive pickup connecting terminal into the meter
Ground lead in COM terminal.
Output lead in 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
RPM4: For RPM of 4-stroke engines which have 1 ignition on every 4 engine strokes
RPM2: For RPM of DIS (Distributorless Ignition System) & 2-stroke engines which have 1
ignition on every 2 engine strokes
Dwell angle measurement
Insert the black test lead banana plug into the negative COM jack and the red test lead banana
plug into the po jack.
Turn the rotary switch to the corresponding position of 4CYL, 5CYL, 6CYL, 8CYL on the
“DWELL” range.
Connect red test probe into “breaker points” or “-”terminal of battery.
Crank engine. The display will show RPM reading.
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