1211.3 CPVC/AL/CPVC Plastic Pipe and Joints. Joints

between chlorinated polyvinyl chloride/aluminum/ chlorinated polyvinyl chloride (CPVC/AL/CPVC) pipe or fittings shall be installed in accordance with one of the following methods: (1) Mechanical joints shall include flanged and grooved. (2) Solvent cement joints for CPVC/AL/CPVC pipe and fit tings shall be clean from dirt and moisture. Solvent

that the branch pipe or tube does not obstruct the flow in the main line pipe or tube. Dimple depth stops shall be in line with the run of the pipe or tube. The second dimple shall be ¹ /4 of an inch (6.4 mm) above the first and shall serve as a visual point of inspection. Fittings and joints shall be made by brazing. Soldered joints shall not be permitted. (4) Pressed fittings for copper or copper alloy pipe or tub ing shall have an elastomeric o-ring that forms the joint.

(4) Pressed fittings for copper or copper alloy pipe or tub ing shall have an elastomeric o-ring that forms the joint. The pipe or tubing shall be fully inserted into the fitting, and the pipe or tubing marked at the shoulder of the fitting. Pipe or tubing shall be cut square, chamfered, and reamed to full inside diameter. The fitting alignment shall be checked against the mark on the pipe or tubing to ensure the pipe or tubing is inserted into the fitting. The joint shall be pressed using the tool recommended by the manufacturer. (5) Removable and nonremovable push fit fittings for copper

or copper alloy tubing or pipe that employ quick assem

»

(2) Solvent cement joints for CPVC/AL/CPVC pipe and fit tings shall be clean from dirt and moisture. Solvent cements in accordance with ASTM F493, requiring the use of a primer shall be orange in color. The primer shall be colored and be in accordance with ASTM F656. Listed solvent cement in accordance with ASTM F493 that does not require the use of primers, yellow in color, shall be permitted for pipe and fittings manufactured in accordance with ASTM D2846, ¹ ⁄2 of an inch (15 mm) through 2 inches (50 mm) in diameter, ¹ ⁄2 of an inch (15 mm) through 3 inches (80 mm) in diameter. Apply primer where required inside the fitting and to the depth of the fitting on pipe. Apply liberal coat of cement to the outside surface of pipe to depth of fitting and inside of fitting. Place pipe inside fitting to forcefully bottom the pipe in the socket and hold together until joint is set.