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Change chasers and holders – ERICO Standard Bar Threader User Manual

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After the holders have been installed in the cutting square,
check that the numbers on the face of the holders match the
corresponding numbers on the face of the cutting square.

After installing the chaser holders check to see that they do
not protrude outside of the cutting head. This would prevent
free holder movement during threading. If any do protrude
outside, remove them and reclean the head and holder(s).
Also look over the holder for any burrs that might need
removed with a stone.

Stoning the flat surfaces in the cutting square.

Change Chasers and Holders

Step 4 – While holding 3 tightly, slide in holder 4.
Holder 4 should slide in smoothly with no interference.

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