UTILCO UM-U42, Instruction Manual

Pg. 7

UM-U42

5.  Operating Instructions

Be sure to read instructions carefully, wear safety goggles, and keep fingers away from cutting 

head.

ADVANCING & RETRACTING

1.  To advance the tool, lift and lower the pump handle.

2.  To retract the tool, twist pump handle completely, then push handles together until ram is 

fully retracted.

CRIMPING 

1.  Make sure the ram is fully retracted.

2.  Insert dies by pressing die release buttons and sliding die into ram, then releasing the buttons 

until the die clicks into place.

3.  Place the connector between the dies.

4.  Advance the ram by lifting and lowering the pump handle so that the connector is held      

between the dies and insert conductor into the terminal.

5.  Advance the tool until the compression is completed. You will know that compression is 

completed by the pop when the tool hits full pressure, and the pump handle giving less 

resistance.

6.  Retract the tool by twisting the pump handle completely, then pushing handles together 

until ram is fully retracted.

7.  Remove dies when crimp is complete by pressing die release buttons.

NOTE: Your tool is equipped with with a safety bypass. When maximum pressure is  

achieved, you will hear a pop.