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300484EN|2021-11|rev00

MULTI•PRESS

®

USER MANUAL

MULTIPRESS

®

 - 

USER MANUAL

Summary of Contents for MULTIPRESS

Page 1: ...MULTI PRESS USER MANUAL ...

Page 2: ......

Page 3: ...MULTI PRESS User manual ...

Page 4: ...LY AND INSTALLATION ACCESSORIES 9 INSTALLATION INSTRUCTIONS 9 Cutting the pipe Calibration Chamfering Inserting the pipe onto the press fitting PIPE BRACKET 11 Fixing points and surface mounting Use of expansion legs in risers Linear expansion in pipes Example Positioning QUALITY CONTROL AND PRODUCTION PROCESS 15 Receipt of materials Analysis during machining Credits FRÄNKISCHE Germany ...

Page 5: ...raction Thermal cycles Vibration Water hammer CALCULATION OF PRESSURE DROPS 18 Distributed pressure drops Concentrated pressure drops Equivalent length PRESSURE TESTING TO EN 806 PART 4 19 Test procedure Procedure A Procedure B Procedure C CERTIFICATION 20 SPECIFICATION ITEMS 21 FITTING DIMENSIONS 25 ...

Page 6: ...ONS Tested and guaranteed for use with seven crimping profiles BE B TH R H F U Control of correct pipe positioning via the inspection holes in the bushing flange orange plastic up to 32 mm diameter white plastic from 40 to 63 mm diameter Two o rings for a more secure seal Wide range of diameters from 16 mm to 63 mm Maximum continuous operating temperature 120 C check the pipe specifications for th...

Page 7: ...erial in addition to guaranteeing long term performance also offers increased ductility which facilitates the crimping operation and ensures greater longevity of the crimping tools The bush always carries the name of the manufacturer the diameter and thickness of the multilayer pipe with which the fitting can be used as well as the traceability symbol which identifies the month and year of product...

Page 8: ...710 Elbow fitting MP 5762 Wall fittings kit with AS 1927 MP 5720 Tee fitting MP 5780 Double wall fitting MP 5720 RLL Tee fitting with reduced side connections MP 5765 Double wall fittings kit with AS 1929 MP 5720 RCL Tee fitting with reduced central and side branches MP 5766 Double wall fittings kit with AS 1927 MP 5720 RC Tee fitting with reduced central connec tion MP 5781 Double 90 wall fitting...

Page 9: ...me plated copper pipe MP 5613 Female straight fitting MP 5715 Elbow fitting with chrome plated copper pipe MP 5712 Female elbow fitting MP 5716 Tee fitting with chrome plated copper pipe MP 5712 L Long female elbow fitting MP 5729 Built in valve with DN 15 press fit fitting knob and rose MP 5722 Female tee fitting MP 5730 Built in valve with DN 15 press fit fitting cap and rose MP 5703 Straight fi...

Page 10: ... goal of these configurations is to facilitate water circulation in the pipes thus avoiding stagnation and reducing health risks In the case of series distribution left the component used most frequently should be in the furthest position from the column so that every time this is used the water is replaced completely through circulation in all the branches In the case of ring distribution right t...

Page 11: ...crimping machine with carry case battery and charger AR 10 R Jaws for press fittings AR 37 B Battery AR 37 C Battery charger AR 110 Pressing collars AR 120 Intermediate jaw for pressing collars INSTALLATION INSTRUCTIONS Cutting the Pipe Figure 7 Pipe Cutting Procedure Cuts in multilayer pipe must be performed to specifications using suitable pipe shears which prevent ovalisation of the pipe ensuri...

Page 12: ...0407 For 50x4 pipes use code 500408 For 63x4 5 pipes use code 500409 Alternatively it is possible to use the complete set of calibration tools item no AR 02 code 501797 Chamfering Figure 9 Chamfering Procedure 1 Insert the tool inside the pipe making sure it enters the cutting blades 2 Rotate the tool to create a bevel inside the pipe 3 Lubricate the o rings on the fittings with water and insert t...

Page 13: ...with B and TH profile jaws or that the jaws are in contact with the plastic ring with F H and U profile jaws 4 Operate the crimping tool following the instructions given in the user manual Crimping is performed with the AR 37 electric crimping tool Consult the manufacturer s instructions to ensure correct use of these tools PIPE BRACKET Fixing points and surface mounting For surface mount installa...

Page 14: ...to protect the pipe in the area where it passes through the hole Do not place pipe bends near sharp edges as there is a risk of damage in this case Figure 13 Example of expansion leg Figure 14 Example of expansion leg Figure 15 Example of expansion leg Linear expansion in pipes The pipe brackets have a dual purpose both to support the pipework and to handle changes in length caused by tempera ture...

Page 15: ...ng The positioning of expansion legs is essential in the case of changes in length or direction The example on the left is a situation where it is essential to use an expansion leg on a change of direction The example on the right shows a situation where it is useful to apply a U shaped bend on very long pipes without changes in direction it is recommended to use a U shaped bend with two expansion...

Page 16: ...for ALPEX DUO and IVAR APEX B pipe da pipe outer diameter mm L pipe length m ΔL linear expansion mm Ls expansion leg length mm ΔT temperature differential C Figure 22 Sizing graph examples Formulas for calculating the length of an expansion leg and graphs allowing for immediate sizing are given below Credits FRÄNKISCHE Germany ...

Page 17: ...mensions are the threads the bases where the bush holders will rest and the seats for the seal ing o rings In the event of non conformities batch production is halted and all items produced up to that point are checked again with the optical scanner The bodies of the MULTI PRESS press fittings are now ready to move on to the as sem bly phase with the other components Figure 24 Comparison with tech...

Page 18: ...e and is placed inside the package which contains the correct quantity of fittings destined for sale A scale checks the weight of the bagged fittings to ensure that there have not been any errors during the process and the bag is placed inside the recycled cardboard box Throughout the assembly process the QC operatives monitor the components by picking samples Moreover each ma chine is network con...

Page 19: ...and temperature of the individual cycles depend on the specific case Generally IVAR bases its tests on the specifications provided by the DWGV W 534 worksheet For an even more complete assessment of the pipe fitting system IVAR may adopt further tests in addition to those mentioned All components of the circuit must hold their seal throughout and at the end of the test This also applies for thread...

Page 20: ...fficient of friction This is a dimensionless quantity whose value generated experimentally depends in turn on the Reynolds number the internal roughness of the piping and the distance covered by the fluid from the pipe inlet Equivalent length In order to size the circulation pump for the climate control system or to check compatibility with the available pressure in the sanitary DHW DCW system it ...

Page 21: ...e equilibrium temperature of the plastic pipework system exceeds 25 C a reduction factor fT must be applied on the basis of the material used The manufacturer of the system can provide the graphical function correlated with the operating temperature The test pressure is then calculated using the following formulas TP 1 1 MDP if T 25 C 2 TP 1 1 MDP fT if T 25 C 3 where T is the temperature TP is th...

Page 22: ...stem Maintain the pressure and identify the leak 1 Pumping phase X time in minutes Y Test pressure MDP Figure 33 Test profile Procedure C Flush the system Fill the system with water and ensure that all air has been bled out seal the purge and air vent valves Apply the selected test pressure TP equal to 1 1 times the maximum design pressure MDP using a pump for a period of thirty minutes in accorda...

Page 23: ...ylon Bush AISI 304 solution heat treated stainless steel MP 5720 RCL Tee multi crimp tool press fitting with reduced central and side branches Maximum operating temperature 120 C Maximum operating pressure 10 bar Body CW617N brass O ring Peroxide cured EPDM Bush holder Nylon Bushing AISI 304 solution heat treated stainless steel MP 5720 RC Tee multi crimp tool press fitting with reduced central br...

Page 24: ...ing Peroxide cured EPDM Bush holder Nylon Bushing AISI 304 solution heat treated stainless steel MP 5712L Long female elbow multi crimping profile press fitting Maximum operating temperature 120 C Maximum operating pressure 10 bar Body CW617N brass O ring Peroxide cured EPDM Bush holder Nylon Bushing AISI 304 solution heat treated stainless steel MP 5722 Female tee multi crimp tool press fitting M...

Page 25: ... Nylon Bushing AISI 304 solution heat treated stainless steel MP 5769 Multi crimping profile press fitting double 90 wall fitting on bracket AS 1929 kit Maximum operating temperature 120 C Maximum operating pressure 10 bar Body CW617N brass O ring Peroxide cured EPDM Bush holder Nylon Bushing AISI 304 solution heat treated stainless steel MP 5723 Multi crimping profile press wall fitting for horiz...

Page 26: ...r Nylon Bushing AISI 304 solution heat treated stainless steel MP 5729 Multi crimping profile press fitting with built in valve with DN 15 press fit fitting knob and rose Maximum operating temperature 120 C Maximum operating pressure 10 bar Body CW617N brass O ring Peroxide cured EPDM Bush holder Nylon Bushing AISI 304 solution heat treated stainless steel MP 5730 Multi crimping profile press fitt...

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