HOME-FLEX® Fitting Assembly

1 HOME-FLEX CSST Fitting Assembly Step 1: Cut pipe to length Step 2: Remove pipe jacket Step 3: Place flange nut Using a stainless steel tube cutter, cut Using a utility knife, strip the yellow Slide the flange nut over the tubing the HOME-FLEX tubing to the desired tubing jacket back 2 valleys from the with the threaded end pointing length, leaving 1" for placement of the end of the tubing. Also remove the toward the end of the tubing, being Fitting . Cut in the valley of the tubing yellow warning label from the Fitting careful to not dislodge the o-ring and clean any burrs or jagged edges. Assembly . inside the nut*. Do not push the nut DO NOT USE A TUBE CUTTER. beyond the catch on the jacket. The flange should cover the yellow jacket. Step 4: Place retainer ring Step 5: Install Fitting Step 6: Attach flange nut Pulling with two pliers, stretch the Make sure that the non-metallic Place the HOME-FLEX flange nut brass retainer ring open so that it gasket inside the Fitting is secure on onto the installed Fitting .

2 Hand tighten can be easily placed in the first val- the socket. Apply a pipe sealant to the the Fitting Assembly from the nut-end, ley of the tubing (inset). Being care- NPT thread of the Fitting and install it then tighten to the recommended ful to not dent the tubing, clamp the in the gas system. torque value of 62 ring in place by applying gentle pres- DO NOT use sealant on the parallel sure 360 around the ring. It should thread of the socket. fit tightly and not easily spin around the tubing. Troubleshooting Fitting Assembly and Correcting Leaks WARNING! Step 1: Gradually tighten Fitting until leak stops. Improper installation or operation of the Step 2: If leak does not stop after reaching maximum torque, stop, open the system may result in fire, explosion, or Assembly and check: asphyxiation. Only the components provided a. Proper Fitting Assembly . Make sure the non-metallic gasket is installed or specified by Valencia Pipe Company for between the Fitting and brass retainer ring.

3 Repeat Assembly steps and use with HOME-FLEX or Alpha-FLEX as test for leaks again. part of the fuel gas system are to be used b. Check for any obstructing material (dirt, shavings, jacket, etc.) in Assembly . in the installation. Use of components from Remove material and reassemble, checking for leaks again. other flexible gas piping systems other than those specified as part of the HOME-FLEX c. Check integrity of Assembly pieces. If the retainer ring or the non-metallic or Alpha-FLEX systems is prohibited and gasket are cracked or otherwise damaged, replace, reassemble and check may result in poor system performance and for leaks again. serious bodily injury or property damage. Note: DO NOT use sealing solution on parallel thread. * Termination fittings do not have an o-ring as part of their Assembly . The o-ring does not function as a gas sealing mechanism in the Fitting Assembly . While every effort has been made to prepare this document in accordance with all regional model codes in effect at its printing, Valencia Pipe Company cannot guarantee that the local administrative authority will accept the most recent version of these codes.

4 It is the ultimate responsibility of the qualified installer to determine suitability and acceptance of any building component, including gas piping. Valencia Pipe Company, manufacturers of HOME-FLEX CSST, assumes no responsibility for labor or material for installations made without prior determination of local code authority acceptance. HOME-FLEX and the VPC logo are registered trademarks of Valencia Pipe Company, Inc. All rights reserved. 1304/A. HOME-FLEX CSST Installation Practices & Guidelines 1. HOME-FLEX Corrugated Stainless Steel Tubing (CSST) flexible gas pip- Recommended Minimum Bend Radius ing material must be installed by a Qualified Installer who has been certi- fied in the use of the HOME-FLEX or VPC Alpha-FLEX gas piping sys- Absolute Minimum Bend Recommended Min. Tubing Size tems. Certification can be completed by reading the HOME-FLEX System Radius Bend Radius Design and Installation Manual and registering with Valencia Pipe Com- " (13 mm) 11/4" (32 mm).

5 Pany to obtain a Qualified Installer Card by either mailing in the regis- 3" (75 mm). tration card at the back of the manual, or filling out the online form at " (19 mm) 15/8" (42 mm). In submitting either the printed or online registration, you are asserting that you understand all aspects of the installation requirements 1" (25 mm) 2" (51 mm) 5" (125 mm). and local plumbing, mechanical, electrical and/or building codes applicable 12. Sizing of HOME-FLEX CSST must be performed using the capacity tables at the locale were HOME-FLEX is to be installed. If you do not understand all found in the HOME-FLEX System Design and Installation Manual or online at aspects of the installation requirements and local codes, locate a Qualified Installer in your area who does. You must presently possess, or attain prior to 13. HOME-FLEX CSST must not be connected directly to moveable appliances. installing, a Qualified Installer Card to install HOME-FLEX CSST.

6 Connections to moveable appliances such as ranges and clothes dryers 2. Only the components provided or specified by Valencia Pipe Company as should be accomplished with a HOME-FLEX Flexible Appliance Connector, part of the piping system are to be used in the installation. HOME-FLEX or similar device. components are interchangeable with VPC Alpha-FLEX components. 14. Regulators are suitable for multi-poise mounting. When using a vent limit- 3. Never use HOME-FLEX flexible gas tubing or system components as a ing device, the regulator must be mounted in a horizontal upright position. ground electrode or as a grounding path for appliances or electrical systems. For outdoor venting, the vent line must be at least the same size as the vent HOME-FLEX tubing and system components should never be in contact connection and no longer than 30 feet before upsizing. When mounting a with electrical appliances or systems. regulator outdoors, remove vent limiting device and position regulator in- 4.

7 HOME-FLEX flexible gas tubing routed in a location which is concealed, verted with open port down. constrained and within 3 inches of a potential threat must be protected 15. A manifold Assembly utilizing a pounds-to-inches regulator shall include a against damage by protection devices listed in the HOME-FLEX System shut-off valve ahead of the regulator and be installed in an accessible loca- Design and Installation Manual. Contact with sharp objects or harmful sub- tion so that the regulator can be inspected, maintained and serviced. stances should be avoided. 16. Buried or embedded tubing: HOME-FLEX shall not be buried directly in the 5. Tubing shall be protected from puncture threats, using striker plates or oth- ground or directly embedded in concrete ( : patio slabs, foundations and er devices as specified in the manual, at all points of penetration through walkways). When it is necessary to bury or embed CSST, the tubing shall be studs, joists, plates or similar structures.

8 The extent of protection is defined routed inside a non-metallic, watertight conduit that has an inside diameter as follows: at least -inch greater than the of the CSST. Conduit installed outdoors At all points of penetration less than 2 inches ( ) from any edge shall be sealed at any exposed end to prevent water form entering. No me- of a stud, joist, plate etc., a striker plate is required to provide protec- chanical joint fittings are permitted within the conduit. Note: CSST must be tion at the area of support and within 5 inches (127mm) of each side (if buried in accordance with all local building codes. appropriate) of the support. 17. HOME-FLEX flexible gas piping systems must be pressure tested for leaks At points of penetration 2 to 3 inches ( to ) from any edge during rough construction in accordance with all local codes. In the absence of a stud, joist, plate, etc., a striker plate is required to provide protec- of local requirements, test in accordance with Part 4 of the NFPA National tion throughout the area of support.

9 Fuel Gas Code, ANSI , and/or CSA For a one-part' pressure-test, At points of penetration greater than 3 inches ( ) from any edge the regulator should be removed from the system. For a two-part' test, the of a stud, joist, plate etc., no protection is required. regulator should be isolated from downstream test pressures. Tubing routed horizontally through studs shall be protected from 18. Installation alongside of a structure: When installed along the outside of a puncture threats between the studs using shielding devices specified. structure (between the ground and height of 6 ft) in an exposed condition, 6. The width of the installed striker plate at the points of penetration through HOME-FLEX tubing shall be protected from mechanical damage inside a wall studs, floor joists, plates, sills, etc., shall be at least times the outside protective hosing, conduit, or chase. A conduit or chase is not required if diameter of the tubing.

10 The tubing is installed in a location where the CSST will not be subject to 7. Open ends of the tubing are to be temporarily plugged or taped closed prior mechanical damage. to installation to prevent entrance of dirt, dust or other debris. 19. Direct meter hook-ups: Refer to the installations and illustrations shown in 8. The protective yellow jacketing should be kept in place as much as possible the HOME-FLEX System Design and Installation Manual. CSST shall not be to protect the tubing from corrosive threats. Contact with chemicals con- used as a means of support for the gas meter. Also check with your local taining chlorides must be followed by a thorough rinse and wipe dry. code official or authority having jurisdiction on meter hook-ups. Some re- 9. Installation clearance holes for routing HOME-FLEX are to be approximately strictions may apply. Local code requirements will always take precedence. -inch greater than the outer Recommended Routing Holes for 20.