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5
CAUTION
To avoid damage to the tool, do not
operate the tool without the retain-
ing pin fully inserted and locked into position.
Damage to the cylinder may occur.
WARNING
An incomplete or faulty crimp could
cause a re. Jaws, dies, and con-
nectors must be used in an APPROVED COMBI-
NATION to achieve a successful operation. Im-
proper combinations can result in a faulty crimp.
Electric shock, fire, explosion, and property
damage could occur.
Changing the Dies
Inspect dies and connectors before use. Only use
properly matched dies and connectors for the ap-
propriate crimping jaws. Refer to Specications for
die/connector/crimping jaws compatibility.
1. Remove the battery pack.
2. Push in the retaining pins and snap the appropriate
dies into each side of the crimping jaws. Release
the retaining pins.
3. To remove, push in the retaining pins pull dies out
from crimping jaws.
ONE-KEY™
To learn more about the ONE-KEY™ functionality
for this tool, go to milwaukeetool.com/One-Key. To
download the ONE-KEY™ app, visit the App Store or
Google Play from your smart device.
ONE-KEY™ Indicator
Solid Blue Wireless mode is active and ready
to be congured via the ONE-KEY™
app.
Blinking Blue Tool is actively communicating with
the ONE-KEY™ app.
Blinking Red Tool is in security lockout and can
be unlocked by the owner via the
ONE-KEY™ app.
Cutting Jaws (not included)
The Utility Crimper is compatible with the following
MILWAUKEE cutting jaws. Refer to the cutting jaws'
instructions for use.
Jaw Type Maximum Capacity
477 ACSR Jaws
(Cat. No. 49-16-2773)
ACSR: 477 MCM Hen ACSR
Guy Wire: 3/8" Non-EHS
Rebar: 3/8"
Ground Rod: 3/8"
750 MCM Cu Jaws
(Cat. No. 49-16-2772)
Copper Cable: 750 MCM
Aluminum Cable:
1000 MCM *
1/2" EHS
Guy Wire Jaws
(Cat. No. 49-16-2777)
EHS Guy Wire: 1/2"
(19 strand) **
Non-EHS Guy Wire: 1/2"
(7 & 19 strand) **
ACSR: 4/0 AWG
Rebar: 3/8"
Ground Rod: 3/8"
Fine Stranded
Wire Jaws
(Cat. No. 49-16-2778)
Fine Stranded Wire:
1/0 AWG - 777.7 AWG ***
* 750 MCM Cu Jaws will cut any aluminum cable with a
diameter less than 1.225"
** May require two cutting cycles to complete cut on 1/2" wire
*** Jaws should only be used on the following wire classes:
M, K, I/DLO
OPERATION
WARNING
To reduce the risk of arc ash,
electric shock and property
damage, work on deenergized lines when
possible. Tool is not insulated. Should work
on energized lines be required, ensure all proper
precautions, including those contained in NFPA
70E, have been taken rst.
Keep hands away from crimping jaws while
tool is in use. Fingers could be crushed.
Always remove battery pack before changing
or removing accessories. Only use accessories
specically recommended for this tool. Others
may be hazardous.
Always wear proper eye protection marked to
comply with ANSI Z87.1.
When working in dusty situations, wear appro-
priate respiratory protection or use an OSHA
compliant dust extraction solution.
Crimping
Before crimping:
• Inspect the jaws and dies for cracks or other dam-
age. Do not use damaged jaws or dies. Contact a
MILWAUKEE service facility.
• Ensure retaining pin is properly seated and dies are
properly installed.
• Jaws, dies, connectors, and cables must be used
in an APPROVED COMBINATION. Improper
combinations can result in a faulty crimp.
• Inspect and discard workpieces with cracks or wear
before use. Materials may crack or shatter.
• Follow connector manufacturers' installation instruc-
tions. Other uses may cause damage to the tool,
accessories, and workpiece.
1. Insert battery pack.
2. Place jaws with installed dies around the connector.
3. Hold tool securely. Press and hold the trigger.
4. When the cycle is complete the tool will switch o
and the indicator will light. Release the trigger.
LED
Indicator Denition
Solid Green
Tool completed the operation and
reached full crimping pressure.
Solid Red
Tool completed the operation but did
NOT reach full crimping pressure.
Flashing Red Tool did NOT complete the operation.
Flashing
Red/Green
(after Solid
Green or
Solid Red)
Tool has reached its service interval
(40,000 crimps). Red/Green ashing
will begin after the solid Red or Green
indicator for the operation is displayed.
MILWAUKEE
recommends that the
tool be inspected and preventative
maintenance completed. Return tool to
a
MILWAUKEE service facility.
5. Continue crimping according to the connector
manufacturer's instructions. See the "Lug and
Splices" charts for more information.
•
For splices, begin crimping in the center, work-
ing outward.
•
For lugs, begin crimping near the pad, working
outward.
6. Two LEDs will light the workpiece when the trigger
is pulled.
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