emmeti Gerpex Press Fit Installation And Commissioning Instructions
emmeti Gerpex Press Fit Installation And Commissioning Instructions

emmeti Gerpex Press Fit Installation And Commissioning Instructions

Plumbing system

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Installation and Commissioning Instructions
Reduced Installation time
Linear expansion similar to copper
Minimal tooling required
£
No hot works - no permits
£
£
Less wastage
High quality raw materials
Gerpex Press Fit System
www.emmeti.co.uk
Stable material costs
£
No scrap value
Low heat losses through pipe
WRAS approved
Easy to transport
Double O-ring technology

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Summary of Contents for emmeti Gerpex Press Fit

  • Page 1 Installation and Commissioning Instructions Gerpex Press Fit System Reduced Installation time Stable material costs £ Linear expansion similar to copper No scrap value Minimal tooling required Low heat losses through pipe £ No hot works - no permits WRAS approved £...
  • Page 2: Table Of Contents

    Installation & Commissioning Instructions Gerpex Press Fit System Contents 1. Equipment Checks ........................2 1.1 Press Tool and Jaws 1.2 Calibration Tool 1.3 Pipe Cutting Tool 2. Installation ..........................4 2.1 Removal of Pipe Packaging 2.2 Surface Installation 2.3 Embedded Installation 2.4 Bend Radius 2.5 Thermal Expansion...
  • Page 3: Equipment Checks

    Installation & Commissioning Instructions Gerpex Press Fit System 1. Equipment Checks - BEForE CarryING ouT aNy Work 1.1 Press machine and jaws 1.2 Calibration Tools • Please ensure that calibration tool has no damage • Please refer to the tool manufacturer’s instructions to its face or cutter. If so please dispose of and when preparing the press machine for use.
  • Page 4: Installation

    Installation & Commissioning Instructions Gerpex Press Fit System 2. Installation All installation must be carried out at temperatures above -10 C and below 45 C to avoid any potential distortion to the materials. In case of temperatures below 0 C, pipe and fittings will need to be stored at a higher temperature immediately prior to use.
  • Page 5: Bend Radius

    Installation & Commissioning Instructions Gerpex Press Fit System 2. Installation 2.4 Bend radius 2.5 Thermal Expansion • When forming bends in the pipe please refer to PE-X polyethylene mesh table 3 to obtain the minimum bend radius. PP polypropylene PB polybutylene Gerpex Copper Fig 2.4 Ø Steel Inox Steel Fig 2.5...
  • Page 6 Installation & Commissioning Instructions Gerpex Press Fit System 2. Installation 2.5 Thermal Expansion For surface mounted installation or when installed in Where: shafts, voids etc, longitudinal thermal expansion can Ls = C x √ (Ø x ΔL) be compensated for with consideration of fixed and Ls = Length of compensator (mm) sliding brackets depending on type of installation.
  • Page 7: Pressure Drops

    Installation & Commissioning Instructions Gerpex Press Fit System 2. Installation 2.6 Pressure drops 2.8 Pipe preparation Pressure drops across Gerpex and Gerpex Press Pipe preparation includes calibration and bevelling of Fittings can be calculated using data shown in the the cut end of pipe with a purpose designed tool in GERPEX System Technical Product Guide which can readiness for the pipe to be inserted into the fitting.
  • Page 8: Pipe/Fitting Assembly

    Installation & Commissioning Instructions Gerpex Press Fit System 2. Installation Coupling Pipe 2.9 Pipe/Fitting assembly 2.9 Pipe/Fitting assembly Note: Do not lubricate with grease or oil as this Once the cut end of pipe has been prepared and can corrode the o-rings. Please use clean water to calibrated please inspect the Gerpex press fitting for lubricate only.
  • Page 9: Press Fitting

    Installation & Commissioning Instructions Gerpex Press Fit System 3. Press Fitting 3.1 Press fitting 16mm – 63mm (TH Profile) Please ensure that the jaw pressing profile is compatible with the Emmeti Gerpex fitting range, see diagrams on page 3 and in table 4. Profile and dimensions of the jaws that can be used with Multi-Jaw Gerpex Fittings...
  • Page 10: Compression Fittings

    Installation & Commissioning Instructions Gerpex Press Fit System 5. Testing of the System 4. Compression Fittings Once the pipe and fitting have been installed a system Gerpex Multi-Layer Pipe can also be used with integrity test should be carried out in accordance with Emmeti developed compression fittings to connect current regulations prior to any permanent coverings to heating or plumbing manifolds and also to being applied.
  • Page 11: Warranty

    EMMETI GErPEX SySTEM WarraNTy Emmeti UK will warranty the Gerpex System for two years from the date of installation. An extended warranty, underwritten by insurance on the Gerpex System, for up to 50 years, the tested life expectancy of the product is available upon application. This includes any damage caused by the product fault.
  • Page 12 Emmeti UK 6 Tannery Yard Witney Street Burford Oxfordshire OX18 4DQ T +44 (0) 1993 824900 F +44 (0) 1993 824990 W www.emmeti.co.uk E sales@emmeti.co.uk...

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