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Inrush Function (Cat. No. 2239-20 only)
Inrush current measurement allows for measuring
the sharp peak in current upon motor startups.
Lasting only part of a second, MILWAUKEE's Inrush
function captures and displays the fi rst 100 millisec-
onds of current at motor startup.
Power off the system under test.1.
Press the jaw opening trigger 2.
to open the jaws and clamp
them onto the conductor
under test.
NOTE: Do not clamp
over 2 or more wires
at the same time.
Irregular results
will occur.
Set the Rotary 3.
Dial to
or
position. AC or DC
mark is displayed.
Press the INRUSH 4.
button.
Power on the 5.
system under test.
The reading is 6.
displayed.
CAUTION Make a measurement
and press the MIN/MAX button after an
appropriate range is selected by the auto-
ranging function.
ZERO Function
(Cat. No. 2239-20 only)
AC Current / DC Current :
When the LCD doesn’t read
ZERO while the Jaws are closed,
press the ZERO Button to in-
dicate ZERO before starting a
measurement. With the jaws
closed and without clamping
them around a conductor, press
the ZERO key to zero adjust the
display.
The “ZERO” mark appears on
the LCD to indicate the ZERO
Function is activated.
°F / °C (Cat. No. 2238-20 only)
To switch between Fahrenheit or Celsius, press
the °F / °C button.
The MIN/MAX recording mode cap-
tures the minimum and maximum
input values.
Set the dial to to the desired measure-
ment function. Make a measurement
and press the MIN/MAX button. The
meter will capture the MIN and MAX
readings. Press the MIN/MAX button
to toggle between the captured MIN,
MAX and present readings. MAXMIN
fl ashes when the present reading is
displayed.
To exit and erase stored readings,
press the MIN/MAX button for two
seconds or change the dial.
If MIN/MAX is active, all function but-
tons are unavailable except HOLD.
CAUTION The Data Hold readings are
released when the meter enters Sleep Mode.
Over-fl ow indication
Any time the input exceeds the measuring range
“OL” or “-OL” is displayed.
Worklight LED ON/OFF
To turn the light on and off, pull the trigger.
Sleep Mode
Press
Press
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A
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0FF 0FF
HOLD Function
Data Hold Function - Freezes the value on the
display. Press the “HOLD” button to freeze the
reading. The reading will be held regardless of
subsequent variation in input. HOLD is displayed
with the reading. To exit Data Hold mode, press
the HOLD button again. Hold is not available when
using the Inrush Function.
MIN/MAX Function
The clamp meter is automatically powered off in
about 20 min after the last Rotary Dial or button
operation. To reset, rotate the Rotary Dial or pull the
trigger. If the display is still blank when a new Rotary
Dial setting is selected, charge the battery pack.
To disable the sleep function, turn the tool off. Press
and hold the HOLD button and turn on the meter.
After the meter "beeps", release the HOLD button.
The meter will beep again and the clock symbol
will be removed from the display.
The clamp meter does use battery power in sleep
mode. Be sure to switch the tool to OFF to conserve
battery power.
DANGER To avoid electrical shock:
Never make measurement on a circuit in
which voltage over 1000V exists.
FIVE YEAR TOOL
LIMITED WARRANTY
MILWAUKEE Test & Measurement Products (includ-
ing bare tool, li-ion battery pack(s) and battery char-
ger but excluding alkaline batteries) are warranted
to the original purchaser only to be free from defects
in material and workmanship. Subject to certain
exceptions, MILWAUKEE will repair or replace any
part on this product which, after examination, is deter-
mined by MILWAUKEE to be defective in material or
workmanship for a period of fi ve (5) years* after the
date of purchase. Return the Test & Measurement
tool and a copy of proof of purchase to the nearest
Milwaukee Electric Tool Corporation - factory Service
Center. This warranty does not apply to damage that
MILWAUKEE determines to be from repairs made or
attempted by anyone other than MILWAUKEE autho-
rized personnel, misuse, alterations, abuse, normal
wear and tear, lack of maintenance, or accidents.
*The warranty period for the LITHIUM-ION battery
pack that ships with the Test & Measurement tool is
two (2) years from the date of purchase. *Alkaline
battery that ships with Test & Measurement tool is
separately warranted by the battery manufacturer.
*The warranty period for a NON-CONTACT VOLT-
AGE DETECTOR – 2201 20 is one (1) year from
the date of purchase.
Warranty Registration is not necessary to obtain
the applicable warranty on MILWAUKEE product.
The manufacturing date of the product will be used
to determine the warranty period if no proof of
purchase is provided at the time warranty service
is requested.
ACCEPTANCE OF THE EXCLUSIVE REPAIR
AND REPLACEMENT REMEDIES DESCRIBED
HEREIN IS A CONDITION OF THE CONTRACT
FOR THE PURCHASE OF EVERY MILWAUKEE
PRODUCT. IF YOU DO NOT AGREE TO THIS
CONDITION, YOU SHOULD NOT PURCHASE THE
PRODUCT. IN NO EVENT SHALL MILWAUKEE
BE LIABLE FOR ANY INCIDENTAL, SPECIAL,
CONSEQUENTIAL OR PUNITIVE DAMAGES, OR
FOR ANY COSTS, ATTORNEY FEES, EXPENSES,
LOSSES OR DELAYS ALLEGED TO BE AS A CON-
SEQUENCE OF ANY DAMAGE TO, FAILURE OF,
OR DEFECT IN ANY PRODUCT INCLUDING, BUT
NOT LIMITED TO, ANY CLAIMS FOR LOSS OF
PROFITS. THIS WARRANTY IS EXCLUSIVE AND
IN LIEU OF ALL OTHER WARRANTIES OR CON-
DITIONS, WRITTEN OR ORAL, EXPRESSED OR
IMPLIED. WITHOUT LIMITING THE GENERALITY
OF THE FOREGOING, MILWAUKEE DISCLAIMS
ANY IMPLIED WARRANTY OF MERCHANTABIL-
ITY OR FITNESS FOR A PARTICULAR USE OR
PURPOSE, AND ALL OTHER WARRANTIES.
This warranty applies to product sold in the U.S.A.,
Canada and Mexico only.
ACCESSORIES
For a complete listing of accessories refer to your
MILWAUKEE Electric Tool catalog or go online to
www.milwaukeetool.com. To obtain a catalog, con-
tact your local distributor or a service center listed
on the back cover of this operator’s manual.
WARNING Always remove battery
pack before changing or removing acces-
sories. Only use accessories specifically
recommended for this tool. Others may be
hazardous.
Maintaining Tool
Keep your tool, battery pack and charger in good
repair by adopting a regular maintenance program.
After six months to one year, depending on use,
return the tool, battery pack and charger to a
MILWAUKEE service facility service.
If the tool does not start or operate at full power
with a fully charged battery pack, clean the contacts
on the battery pack. If the tool still does not work
properly, return the tool, charger and battery pack,
to a MILWAUKEE service facility for repairs.
MAINTENANCE
Cleaning
Clean dust and debris from charger and tool vents.
Keep tool handles clean, dry and free of oil or grease.
Use only mild soap and a damp cloth to clean the
tool, battery pack and charger since certain cleaning
agents and solvents are harmful to plastics and other
insulated parts. Some of these include gasoline,
turpentine, lacquer thinner, paint thinner, chlorinated
cleaning solvents, ammonia and household deter-
gents containing ammonia. Never use fl ammable or
combustible solvents around tools.
Repairs
For repairs, return the tool, battery pack and char-
ger to the nearest service center listed on the back
cover of this operator's manual.
WARNING To reduce the risk of per-
sonal injury and damage, never immerse your
tool, battery pack or charger in liquid or allow
a liquid to fl ow inside them.
WARNING To reduce the risk of injury,
always unplug the charger and remove the
battery pack from the charger or tool before
performing any maintenance. Never disas-
semble the tool, battery pack or charger.
Contact a MILWAUKEE service facility for
ALL repairs.