- 8 -
2.
Prior to inserting pipe into fitting mark the insertion depth on the wall of the pipe with
a soft pencil at a distance of 33 mm from the end to be inserted.
3.
Check in the mouth of the fitting that ‘O’-ring, nylon washer and collet are in
position.
4.
Push pipe firmly into fitting, until pencil mark is level with the top of the collet and the
pipe stop resistance is felt. Pull on pipe to check it is secure and correctly fitted.
5.
To break the joint, push pipe firmly into fitting, hold collet down and gently
remove pipe. If the system has been filled with water care should be taken to isolate
pump and towels used to absorb spilled water.
If you have any concern either about using push-in fittings or should the joint leak on
final test isolate the water supplies and contact Pump Assist on 0844 98 000 97.
Fig. 8
Body
Collet
Washer
‘O’-Ring
Pipe Stop
Isolating Valve
22 mm Pipe
Pencil
mark
Insert depth
33 mm
Fig. 7
