Caldertech Uniprep 4 XL Operating Instructions Manual page 7

Operating Instructions Uniprep 4 XL Rotary Scraping Tool
7. Attach the supplied chain firstly to the stationary chain anchor point
(13) then at the adjustable chain anchor point (11) and tighten the
adjustment handle (12) until firm against the pipe ensuring the chain
is straight all the way around the pipe.
8. Pull and twist a quarter turn the quick release thumb nut (4) to allow
the tool post carriage to move freely along the feed screw (10).
9. Slowly rotate the tool around the pipe 2 or 3 times to ensure that it is
positioned correctly adjusting the underarm clamping screw (1) and
adjustment handle (12) to ensure a secure rotation but at the same
time for the ease of rotation.
10. Remove the protection cap from the cutter (6) and position the
cutter (6) above the mark previously made on the pipe indicating
length of peel required, a further quarter turn of the thumb nut (4)
will engage the feed screw-drive nut with the feed screw (10).
11. Pull & twist a quarter turn the cutter lifting thumb nut (2) to lift the
cutter tip. Release the tool post adjustment nut (5) and slide the
tool post down until the cutter is approximately 1mm from the
pipe wall, now retighten the tool post adjustment nut (5) to fix the
tool post in its correct operating position.
12. A further quarter turn of the cutter lifting thumb nut (2) will lower the
cutter on to the pipe wall surface and the correct pressure will be
applied to the tip (6) via the tool tip spring.
13. Rotate the tool around the pipe in a steady clockwise direction, the
cutter will travel towards the pipe end removing a continuous strip
of PE. The process may be halted from time to time to remove
surplus peel.
03. Operation
05