Burndy MRC840 User manual

WARRANTY
The BURNDY® MRC840 is warranted to be free of defects in materials
and workmanship for a period of 1 year, except in the case of abuse or
modication.
Any BURNDY® MRC840 found to be defective in material or workman-
ship and returned to the BURNDY® Tool Service Center within 1 year of
shipment will be repaired or the tool will be replaced free of charge at the
option of the BURNDY® Tool Service Center.
After 1 year, units will be repaired and billing will be based on a sliding
scale according to how long the unit has been in service.
Any BURNDY® MRC840 returned for repair must be shipped prepaid to
the BURNDY® Tool Service Center, 150 BURNDY Road, Littleton, New
Hampshire, USA 03561. On your packaging slip indicate the nature of the
repair required (or describe the problem) and the number of the purchase
order requesting service. Please provide a contact name and phone
number in the event we need to call you regarding the repair or service.
BURNDY® disclaims all other warranties, expressed or implied, including without limitations the war-
ranties of merchantability and tness for a particular purpose.
BURNDY® will not under any circumstances be liable for the cost of removal or reinstallation of goods
or the cost of disassembly or reassembly of equipment in connection therewith, or for the loss of the use
of the Buyer’s equipment or facilities, or for the loss of business or good will or prots, or for the cost
of inspection or storage, or for any incidental or consequential damages of any nature or description
whatever which may arise from BURNDY® sale of goods to Buyer.
MECHANICAL ROTATABLE CRIMP TOOL
BURNDY® MRC840
Tools are NOT insulated for use on or near energized conductors. Use of these tools near
energized conductors may lead to electrical shock, causing severe injury or death. Do
NOT use these tools near energized conductors without adequately insulating operator
and surroundings.
OPERATING SAFETY PRECAUTIONS
FORMMRCOMI REV. C
Printed in Taiwan
Pinch point. Keep all body parts away from the head of the tool during use to avoid serious
personal injury.
Use all appropriate personal safety equipment when handling, operating, and servicing this
tool such as, safety shoes, eye protection, and work gloves.
To help ensure safe operation of this tool, keep all safety labels clean and legible. Replace labels when
necessary with new labels.
DESCRIPTION
The BURNDY® MRC840 mechanical crimp tool is designed to install YA, YA-L, YS, YS-L series connec-
tors. Connector/Conductor ranges are from #8 AWG through 4/0 AWG stranded copper.
The MRC840 is equipped with rotatable crimp die wheels that are color coded. The rotatable die wheel
crimp grooves are engraved with a die index number. The engraved index number embosses the con-
nector during crimping permitting permanent inspection of the completed connection.

FEATURES AND BENEFITS
PREVENTIVE MAINTENANCE
The service life of a tool can be greatly improved with proper care and maintenance. To extend
the life of your BURNDY® MRC840 mechanical crimp tool keep it clean and well lubricated. Oil
all pivoting points every three months.
SERVICE
OTHER THAN THE MAINTENANCE TASKS DESCRIBED ABOVE, THESE TOOLS ARE NOT
USER SERVICEABLE. COMPLETE DISASSEMBLY OF THE TOOL IS NOT RECOMMENDED.
SHOULD SERVICE BE REQUIRED, RETURN THE TOOL TO THE BURNDY® TOOL SERVICE
CENTER OR A BURNDY® AUTHORIZED TOOL REPAIR CENTER. CALL 1-800-426-8720 FOR
ADDITIONAL INFORMATION.
FEATURES BENEFITS
-Comfort grip handles Aids in prevention of hand slippage
-Heat treated steel jaws Reduces jaw buckling and missalignment
under heavy loading
-No tool adjustment required Provides reliable & consistent crimps
-Approximately 9000 crimp cycle life Lasts longer than imitations and will still be
working when others have worn out
-Diewheel locking plate w/rotatable die wheel Easily indexed to the desired crimp position
Ensures a quality crimp
-Multiple crimp selections on a rotatable die
wheel No lost dies
-High strength fasteners Increases tool life by reducing tool wear
-Plated jaws Provides enhanced corrosion protection
SPECIFICATIONS
Crimps YA, YA-L, YS, YS-L series connectors on #8 AWG through 4/0 AWG stranded copper conductor.
Connector/conductor combinations are UL Listed when installed in accordance with the installation chart.
OPERATION
The color coded rotatable crimp die wheel rotates to provide a proper match of the die wheel and
color coded connector. The die index is embossed onto the connector after the crimp is completed
for permanent inspection capability.
To index die wheel to desired crimp position:
A.
B.
C.
D.
Open handles fully.
Press die pin.
Rotate die to the desired crimp groove.
Release die pin. Be sure the locking plate is back in its home position.
For more information contact: BURNDY®
150 BURNDY Road
Littleton, NH 03561
or call, toll free 1-800-426-8720
Additional or replacement manuals may be obtained free of charge from the BURNDY® Service Center.
CAUTION: The locking plate must be in the home position. Cycling the tool with the locking
plate out from the home position may result in permanent damage to the die pin.
INSTALLATION CHART
DIE PLATE
(HOME POSITION)
DIE PIN
(REVERSE SIDE)
MRC840 TOOL INSTALLATION CHART
CONDUCTOR
(COPPER)
CONNECTOR (CU) COLOR
CODE
DIE
INDEX
NO. OF
CRIMPS 2 CRIMPS
HYLUG™
TERM
HYLINK™
SPLICE
#8 AWG STR. YA8C- YS8C- RED 49 1
STANDARD BARREL (-L)
2
LONG BARREL
#6 AWG STR. YA6C- YS6C- BLUE 7 1 2
#5 AWG STR. YA5C- YS5C- BLUE 7 1 2
#4 AWG STR. YA4C- YS4C- GRAY 8 1 2
#2 AWG STR. YA2C- YS2C- BROWN 10 1 2
#1 AWG STR. YA1C- YS1C- GREEN 11 1 2
1/0 AWG STR. YA25- YS25- PINK 12 2 4
2/0 AWG STR. YA26- YS26- BLACK 13 2 4
3/0 AWG STR. YA27- YS27- ORANGE 14 2 4
4/0 AWG STR. YA28- YS28- PURPLE 15 2 4
THE ABOVE CONNECTOR/CONDUCTOR COMBINATIONS ARE UL LISTED WHEN
INSTALLED WITH THIS TOOL.
OIL ALL PIVOTING POINTS EVERY THREE MONTHS