viega Mega Press Fittings Instruction Manual
- May 15, 2024
- viega
Table of Contents
Viega Mega Press Fittings
Product Information
Model: XXXX.XX
Manufacturer: Viega LLC
Operating Pressure : 0-125 psi
Insertion Depth:
- 11/16 inch
- 1 3/16 inches
- 1 11/16 inches
- 2 inches
Minimum Distance Between Fittings (d):
- 6mm
- 13mm
Standards Compliance:
ANSI/CAN/UL/ULC 180 Standard for Safety for Combustible Liquid Tank Accessories: Compression Fittings for Aboveground Pipe Supply and Fill Vents.
Pressure rating max 125 psi / 861 kPa. Fire rating 30 minutes.
Product Usage Instructions
Important Information
Viega products are designed to be installed by licensed and trained plumbing and mechanical professionals familiar with Viega products and their installation. Installation by non-professionals may void Viega LLC’s warranty.
Danger: Read and understand all instructions for installing Viega MegaPressG fittings. Failure to follow all instructions may result in extensive property damage, serious injury, or death. Install according to the Manufacturer’s Instructions.
Caution Notes:
- The fittings are for use with fuel gases and are intended for the operating pressure 0-125 psi.
- The fuel gas system shall not be used as a grounding electrode for an electrical system.
Installation Steps:
- Cut pipe at right angles using a displacement-type cutter.
- Keep the end of the pipe a minimum of 4 inches away from any obstruction.
- Refer to the chart for the minimum distance between fittings. Maintain this distance to ensure a correct press and proper seal.
FAQ
- Q: Can these fittings be used for combustible liquid applications?
- A : Yes, these fittings are suitable for combustible liquid use. Ensure installation according to the Manufacturer’s Instructions.
- Q: What is the maximum pressure rating for these fittings?
- A : The maximum pressure rating is 125 psi or 861 kPa.
Product Instructions
Viega MegaPressG ½” to 2″ Fittings
This document is subject to updates. For the most current Viega technical literature please visit www.viega.us.
IMPORTANT INFORMATION – FOLLOW ALL INSTRUCTIONS.
Viega products are designed to be installed by licensed and trained plumbing and mechanical professionals who are familiar with Viega products and their installation. Installation by non-professionals may void Viega LLC’s warranty
DANGER!
Read and understand all instructions for installing Viega MegaPressG fittings.
Failure to follow all instructions may result in extensive property damage,
serious injury, or death.
Install according to the Manufacturer’s Instructions.
Caution!
The fittings are for use with fuel gases and are intended for the operating pressure 0-125 psi.
Caution!
The fuel gas system shall not be used as a grounding electrode for an electrical system.
- Cut pipe at right angles using a displacement-type cutter.
- Keep the end of the pipe a minimum of 4″ away from the contact area of the vise to prevent possible damage to the pipe in the press area. See the MegaPress Installation Manual for the minimum clearance required for prep tools.
- Remove burr from inside and outside of pipe and prep to proper insertion depth using a preparation tool or fine grit sandpaper.
- Check the seal and grip ring for the correct fit. Do not use oils or lubricants.
- The illustration demonstrates the proper fit of the grip ring, separation ring, and sealing element.
- Mark proper insertion depth. Improper insertion depth may result in an improper seal. The depth marking shall be visible on the completed assembly.
- Refer to the chart for the minimum distance between fittings. To ensure a correct press, a minimum distance between press fittings must be maintained. Failure to provide this distance may result in an improper seal.
Warning!
Keep extremities and foreign objects away from the press tool during pressing operation to prevent injury or incomplete press.
- 8a Viega MegaPress ½” – 1″ fitting connections must be performed with MegaPress jaws. See the pressing tool’s Operator’s Manual for proper tool instructions.
- 8b While turning slightly, slide the valve onto the pipe to the marked depth. The end of the pipe must contact stop. Open the MegaPress jaw and place at the right angles on the fitting. Visually check insertion depth using the mark on the piping.
- 8c Start the pressing process and hold the trigger until the jaw has engaged the fitting.
- 9a Viega MegaPress 1¼” to 2″ fitting connections must be performed with MegaPress rings and a V2 actuator. See the pressing tool’s Operator’s Manual for proper tool instructions.
- 9b Open the MegaPress ring and place at right angles on the fitting. The MegaPress ring must be engaged on the fitting bead. Check insertion depth.
- 9c Place the V2 actuator onto the MegaPress ring and start the pressing process. Hold the trigger until the actuator has engaged the MegaPress ring.
- 10 Remove the MegaPress jaw from the fitting or release V2 actuator from the MegaPress ring and then remove the MegaPress ring from the fitting on completion of the press. Remove the control label to indicate press has been completed.
The installation, inspection, testing and purging of the fuel gas system shall be in accordance with local codes or, in the absence of local codes, in accordance with the International Fuel Gas Code, NFPA 54/National Fuel Gas Code z223.1, the Uniform Plumbing Code, NFPA 58 or CSA B 149.1 as applicable.
ANSI/CAN/UL/ULC 180 Standard for Safety for Combustible Liquid Tank Accessories: Compression Fittings for Aboveground Pipe Supply and Fill Vents. Install according to the Manufacturer’s Instructions. ForCombustible Liquid Use. Pressure rating max 125 psi / 861 kPa. Fire rating 30 minutes.
Viega LLC
- 585 Interlocken Blvd. Broomfield, CO 80021
- Phone 800-976-9819
- www.viega.us