Standard Thread-Head (Fig. C); Threads - Rothenberger COLLINS CLASSIC 22A Instructions D'utilisation

Rotate selector size bar counter clockwise until No.2 die segment pin is free and can be
removed from die head.
Die numbers 1 through 4 must agree with those on die head.
Slide No.2 die segment in die head slot as far as possible. Rotate selector size bar (3)
clockwise until it stops. Push segment 2 into the die head as possible.
Insert segments 1,3 and 4
Rotate selector size bar (3) counter clockwise and engage selector pin (2).
For bolt threads, engage selector pin (2) in 1 1/2" setting.
If oversize or undersize threads are required, use 3/16" allen wrench and loosen adjustable
selector screws (5) approximately two turns. Move adjustable selector in direction of over
and under size mark on selector size bar. Tighten screw.
5.4.2 Standard thread- head
The UNIQUAD die head requires a set of four dies to thread pipe ranging from 1/8" through
2". One set of dies is required for each of the following pipe size ranges:
1/8", ¼" and 3/8", ½" and ¾", and 1" through 2".
Bolt threading requires a separate set of dies for each bolt size.
Lay die head on bench with numbers face up.
Flip operating lever (1) to OPEN position.
Loosen locking lever (2) approximately three turns.
Slide operating lever (1) all the way to end of slot in the OVER direction indicated on
selection size bar (3).
Remove dies from die head (5).
Die numbers 1 through 4 must agree with those on die head.
Insert dies until die pins are seated in scroll slots.
Slide operating lever (1) until index line on link (4) is aligned with proper size mark on size
selection bar (3).
Tighten locking lever (2). For bolt thread, align index line with BOLT line, 1 ½" on size
selection bar.
If oversize or undersize threads are required, set the index line in direction of OVER and
UNDER size mark on selection size bar.
To install die head, slip die head onto carriage die head pin.
5.5

Threads

If there is a dangerous situation, press the safety pedal right down. This stops the machine.
To restart the machine, press the release button on the side of the safety pedal.
To guarantee precisely ground threads, follow the instructions below:
Use only raw material that is in perfect condition for threads.
If you use deformed and / or pipes cut off at an angle, it is not possible to tap threads that
conform to the relevant standards!
Use the thread- head and the corresponding thread- jaws that matches the thread size!
Secure the thread- head correctly on the tool carriage.
Do not place the thread- head directly and unprotected on the floor and handle it with care!
Ensure that the thread- oil runs on the thread- jaws!
ENGLISH
C
29