Harwin Z80-255 Manual Download Page 5

IS-27    Issue: 3    Date: 21.01.09    C/Note: 10269 

 

Page 5 of 7 

ASSEMBLY – CRIMP INTO HOUSING 

The completed crimp can now be inserted into the appropriate Trio-Tek crimp housing.  For larger 
wire sizes, no other tooling should be required for this operation; the crimps can be pushed in by 
hand.  Crimps are assembled into the mould with the retaining tang towards the outer edge of 
the housing.  With thinner wires, it may be helpful to push onto the back of the crimp with the 
Extraction Tool Z80-258. 

If it is necessary to remove a crimp once assembled, please see Instruction Sheet IS-28 for details 
on the Extraction Tool Z80-258. 
 

TROUBLESHOOTING – MISCRIMPS OR JAMS 

Should the tool become 
stuck or jammed in a 
partially closed position, 

Do Not

 

force the handles 

open or closed

.  There is 

a ratchet release lever 
located inside the 
movable handle.  
Pressing up on this lever 
will release the ratchet, 
and the handles should 
then easily open.  The 
jam or miscrimp can then 
be removed. 

 

 

TROUBLESHOOTING – LOW PULL-OFF FORCE 

This tool is supplied as new, set to the right preload force necessary to crimp the Trio-Tek 
contacts.  However, over time, this force may fall off slightly.  The tool can be adjusted to cater for 
this wear, and raise the preload force to give correct crimps. 

If you need to carry out this procedure, Harwin recommend that you crimp a number of samples 
before and during adjustment, until the pull-off force achieved exceeds the minimum values 
shown on the first page of this instructions sheet. 
 

 
 

 

Ensure that the 

crimp tool is at 

the fully open 

position. 

 

Hold the hand tool as shown in the above figure, and squeeze the link bar in 

towards the top of the tool.  This releases the preload adjustment wheel. 

Summary of Contents for Z80-255

Page 1: ...AWG wire supplied reeled Harwin recommend the use of BS 3G 210 Type A PTFE Equipment Wire or near equivalent Contact Wire Gauge AWG Typical Stranding no of strands mm Conductor cross sectional area m...

Page 2: ...losure adjustment function for tool calibration Lifetime tests exceeding 50 000 cycles The contact is correctly crimped when the tool is free to open at the fully closed position i e when the ratchet...

Page 3: ...ool damage 2 Cut the end of the cable to be terminated so that there is a clean cut end Figure A Strip the cable to the correct length Figure B using a PTFE Wire stripper preferably with adjustable ro...

Page 4: ...te the crimp by squeezing the tool handles together through the rest of the ratchet clicks another 3 to make 5 in total The handles should then be free to open Remove the crimped wire CRIMP INSPECTION...

Page 5: ...s open or closed There is a ratchet release lever located inside the movable handle Pressing up on this lever will release the ratchet and the handles should then easily open The jam or miscrimp can t...

Page 6: ...cator and the dies If you need to replace the die set spare die sets are available from Harwin Please request Part Number Z80 244 Removing the Locator 1 Ensure that the crimp tool is at the fully open...

Page 7: ...e crimping area Oil transferred onto crimp contacts may affect the electrical characteristics of the connector 5 When tool is not in use keep the handles closed to prevent objects from becoming lodged...

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