Lawton Tubes
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Installation Video

  • Use QR code app on your smart phone or tablet to access >B< MaxiPro home page.
Installation video QR code

1. Cut the tube to length

  • Use a rotary tube cutter.
  • Ensure that the tube is cut square.
  • Check the pipe has retained its shape and is damage free.
Cut the tube to length

2. Deburr and remove all external sharp edges

  • Deburr the tube both internally and externally.
  • Where possible angle the tube downwards to prevent filings entering the tube.
  • Use a pencil type deburrer on internal tube edges.
  • Make sure the internal and external surfaces of the tube ends are smooth and free from burrs or sharp edges.
Deburr and remove all external sharp edges

3. Use a pencil type deburrer on internal edges

  • Deburr the tube both internally and externally.
  • Where possible angle the tube downwards to prevent filings entering the tube.
  • Use a pencil type deburrer on internal tube edges.
  • Make sure the internal and external surfaces of the tube ends are smooth and free from burrs or sharp edges.
Use a pencil type deburrer on internal edges

4. Clean the tube end

  • Thoroughly clean the tube end using Rothenberger Rovlies or similar cleaning pad in a rotating action.
  • Tube ends must be free from scratches, oxidation, dirt and debris.
Clean the tube end

5. Check for defects

  • If deep scratches are still visible, cut the tube back to a clean section.
Check the pipe for defects

6. Ensure the O-ring is seated

  • Check the fitting is the correct size for the tube.
  • Check the O-rings are present and correctly seated.
  • Additional >B< MaxiPro lubrication may be used to aid tube insertion.
Ensure the o-ring is seated

7A. Mark insertion depth on tube using depth gauge

  • Insert tube into correct socket in depth gauge.
  • Check window to see the tube is fully inserted.
  • Mark the insertion depth on the tube.
Mark insertion depth on tube using depth gauge

7B. Alternatively insert tube to tube stop and mark

  • The tube must be fully inserted into the fitting until it reaches the tube stop.
  • To reduce the risk of dislodging the O-ring rotate the tube (if possible) while slipping it into the fitting.
  • Mark the insertion depth on the tube.
Alternatively insert tube to tube stop and mark

7B. Check the depth mark

  • Remove the tube and align with fitting socket, check that the depth mark is correctly positioned.
  • The insertion depth mark is used as a reference prior to pressing the joint.
Check the depth mark

8. Insert the tube fully into the fitting. Ensure tube is fully inserted prior to pressing

  • Insert the tube fully into the fitting up to the tube stop.
  • To reduce the risk of dislodging the O-ring rotate the tube (if possible) while slipping it into the fitting.
  • Prior to pressing ensure the tube has not moved out from the fitting socket.
  • Use the insertion depth mark as a guide.
Insert the tube fully into the fitting. Ensure tube is fully inserted prior to pressing

9. Align jaws squarely on the fitting

  • Ensure pipework is correctly aligned prior to pressing.
  • Ensure the correct size jaw is inserted into the tool.
  • The jaws must be placed squarely on the fitting locating the groove on the bead.
  • The bead on the fitting should fit centrally in the groove of the jaw.
Align jaws squarely on the fitting

10. Complete the joint with the approved tool. Press once only

  • Depress and hold the button to complete the pressing cycle.
  • Pressing is complete when the jaws are fully closed and the piston retracts.
  • Complete the press cycle once only – do not repress.
  • Release the jaws from the pressing
Complete the join with the approved tool. Press only once

11. Mark the completed joint

  • Mark the completed joint after pressing.
  • This enable joints to be inspected easily before testing and insulating the pipework.
Mark the completed joint