SABI Magazine | Page 31

How to... Step 11 Peel both of the joints with a scraper or peeling tool and clean both surfaces using the paper towel and solvent cleaner Step 13 Lower the pipe assembly into its final position ff Ensure that the alignment of the pipes and the socket are correct Steps 14 and 15 Re-position the coupling to evenly straddle both ends of the pipe joint and then connect the Electro-fusion machine leads to the coupling and activate the machine to complete the joint ff Pre-mark the position of the coupling in order to assist the positioning of the coupling ff Modern Electro-fusion machines sense the ambient temperature as well as the size of the fitting when the leads are attached and automatically set up the correct temperature and melt time. Step12 Insert the coupling fully over the pipe end and trim the pipe to the required length ff Lower the joint into position in order to check that the pipe is trimmed correctly SABI | DECEMBER 2015/JANUARY 2016 29