PIETRO FIORENTINI REFLUX 819/FO Technical Manual Download Page 51

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TECHNICAL MANUAL MT103

7.3

PM/819 MONITOR MAINTENANCE PROCEDURE

Fig. 29

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Summary of Contents for REFLUX 819/FO

Page 1: ...PRESSURE REGULATOR REFLUX 819 FO TECHNICAL MANUAL MT103 INSTALLATION COMMISSIONING AND MAINTENANCE INSTRUCTIONS E sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 2: ...2 TECHNICAL MANUAL MT103 REFLUX 819 FO Issue March 2003 204 A FO R14 A FO Inlet pressure Outlet pressure Feed pilot Motorisation Inlet pressure sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 3: ...rolling overpressure and the monitor PM 819 are classified as safety accessories according to clause 2 1 3 of art 1 of PED Production quality assurance module D by BUREAU VERITAS ID n 0062 Attestation d Approbation de System de Qualitè N CE PED D FIO001 02 ITA issued 15th May 2002 Further it declares that the classification of the performances characteristics has been verified by DVGW according to...

Page 4: ...4 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 5: ...e for the loads to lift lifting capacity and functionality The apparatus must be handled using the lifting points provided on the apparatus itself Motorised means must only be used by the persons in charge of them PACKING The packing for trasportation of equipment and of relevant spare parts are designed and shaped to avoid damage to any part during transportation warehousing and handling activiti...

Page 6: ...gulator Reflux 819 FO is classified as fail open regulator according to the standard EN 334 therefore it is categorized as pressure accessory according to directive 97 23 EC PED The incorporated safety device monitor PM 819 as well as the in line monitor REFLUX 819 being classified as fail close regulators according to the standard EN 334 is categorized as safety accessory according PED therefore ...

Page 7: ...IGHTNESS AND SETTING 30 5 3 COMISSIONING THE REGULATOR WITH INCORPORATED SB 82 SLAM SHUT 31 5 4 COMMISSIONING THE REGULATOR WITH INCORPORATED PM 819 MONITOR AND ACCELERATING VALVE 34 5 5 COMMISSIONING THE REGULATOR WITH REFLUX 819 IN LINE MONITOR WITH INCORPORATED SB 82 SLAM SHUT VALVE 35 5 6 COMMISSIONING THE REGULATOR PLUS REFLUX 819 FO IN LINE MONITOR WITH SB 82 SLAM SHUT VALVE 36 6 0 TROUBLE S...

Page 8: ...8 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 9: ...rolled by the diaphragm 50 on which the following forces act upwards the load of the spring 54 and the thrust deriving from the motorisation pressure Pm in the chamber E supplied by the pilot downwards the weight of the mobile assembly and the thrust deriving from the regulated pressure Pep in the chamber D The motorisation pressure is obtained by drawing gas from gas the regulator at the upstream...

Page 10: ... 16 of the pilot moves the mobile assembly 15 displacing the obturator 17 towards the closed position The pressure Pm then drops because of the transfer through the orifice 21 and the force exerted by pressure Pep causes the downward displacement of the obturator 5 to restore the regulated pressure to the set point In normal working conditions the obturator 17 of the pilot positions itself so that...

Page 11: ...TECHNICAL MANUAL MT103 11 Fig 2A vent 204 A FO PILOT sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 12: ...s obtained by turning the adjustment screw 10 fig 2 Clockwise rotation leads to an increase in the regulated pressure while anticlockwise rotation leads to a decrease When the desired setting has been reached the adjustment screw can be blocked by means of the provided nut 9 De Ø external diameter d Ø wire diameter i active coils Lo Lenght it total coils 204 A FO Pilot setting springs Code Colour ...

Page 13: ...hat subsequent maintenance operations will be sufficiently practicable the upstream and downstream piping is at the same level and capable of supporting the weight of the regulator the inlet outlet flanges of the piping are parallel the inlet outlet flanges of the regulator are clean and the regulator itself has not been subject to damage during transport the piping upstream has been cleaned to ex...

Page 14: ...g stainless steel pipe with minimum internal diameter of 8 mm IN LINE INSTALLATION Regulator Pilot discharge Sensing line Control pressure gauge Bleed cock On Off valve INSTALLATION AT RIGHT ANGLES Regulator Pilot discharge Sensing line Control pressure gauge Bleed cock On Off valve sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 15: ...ng connectors with a slope of about 5 10 b the connectors on the piping must always be welded on the top of the piping itself and there must be no burr or inward protrusions in the hole in the piping NB WE RECOMMEND NOT TO PUT ON OFF VALVES ON THE IMPULSE TAKE OFFS Tab 3 DETAIL OF MULTIPLE TAKE OFF WITH OF THE IMPULSE TAKE OFF REFERENCE NUMBERS Tab 4 The speed of the gas must not exceed the follow...

Page 16: ...As soon as the pressure drops below the set point the obturator returns to the closed position Proceed as indicated below to control and adjust intervention of the relief valve 3 1 1 DIRECT INSTALLATION IN THE LINE FIG 5 When the relief valve is fitted directly in the line that is without inserting an on off valve proceed as follows 1 Ensure that the downstream on off valve V2 and the bleed cock 6...

Page 17: ...19 regulator use as in line monitor to speed up their intervention in the event of failure of the active regulator racommended when used safety accessory according to Directive 97 23 EC PED On the basis of a pressure signal from downstream this device discharges the gas into the monitor s motorization chamber into the atmosphere thereby permitting rapid intervention The set point of the accelerato...

Page 18: ...ED SB 82 SLAM SHUT VALVE This is a device fig 8 which immediately blocks the gas flow if following some kind of failure the downstream pressure reaches the set point for its intervention or is operated manually On the REFLUX 819 FO regulator it is possible to have the SB 82 slam shut incorporated both with the service regulator and on the one functioning as in line monitor The main characteristics...

Page 19: ...s 11 set at the preset values The translation movement of this rod provokes the displacement of the lever L which controls the release of the entire mobile system and frees the obturator which is closed by the action of the spring 48 To reset the device operate the lever C This opens an internal by pass in the first part of its stroke This leads to the filling of the downstream zone and balances t...

Page 20: ...ANUAL MT103 20 CONTROL DEVICE SLAM SHUT CONTROL HEADS Fig 10 Fig 11 MOD 102 106 MOD 103 106 MOD 104 107 MOD 105 108 109 Mod 102 103 104 105 Mod 106 107 108 109 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 21: ...0 7 1 6 3 5 8 7 15 14 30 11 2701740 VIOLET 4 5 6 8 1 3 2 15 6 10 12 20 24 30 12 2702015 AZURE 5 6 8 2 3 25 9 14 18 28 36 56 13 2702245 GREY 5 5 6 8 3 5 5 13 22 26 44 52 88 14 2700680 BROWN 2 3 6 8 15 2700830 RED BLACK 2 5 5 5 7 5 16 2700920 WHITE YEL 2 7 5 5 7 5 17 2701040 WHI ORAN 3 5 5 7 5 18 2701260 WHITE 3 5 5 5 7 5 0 2 0 5 0 2 0 5 19 2701530 YELLOW 35 60 4 5 7 0 45 1 1 0 45 1 1 2 5 2 5 20 270...

Page 22: ...lam shut incorporated both with the service regulator or on the one functioning as in line monitor The main characteristics of the slam shut device are balance valvue obturator indirect self fed pneumatic actuation local close button interventation with pressure increase and or decrease design pressure 100 bar for all the components precision AG 1 of the pressure set point for pressure increases 5...

Page 23: ...ts on the valve seat The control pressure is obtained by taking off gas at pressure Pe directly upstream from the valve The gas passes through the valve 1 which can deviate pressure towards the downstream piping through a bypass line and appropriately filtered by the filter 2 enters the pressure regulator 4 the purpose of which is to stabilize the control pressure to the valve 3 2 8 and then passe...

Page 24: ...TECHNICAL MANUAL MT103 24 CONTROL DEVICE SLAM SHUT CONTROL HEADS Fig 15 Fig 14 Mod 103 104 105 Mod 105 92 Mod 103 Mod 104 105 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 25: ...min bar max bar min bar max 6 2701260 WHITE 3 5 5 5 7 5 1 3 2 1 7 2701530 YELLOW 4 5 7 2 3 7 8 2701790 YEL BLACK 4 5 4 5 6 5 3 6 6 8 10 17 25 41 35 60 9 2702070 ORANGE 5 5 7 5 7 8 14 19 34 48 10 2702280 WHI RED 5 5 5 6 5 7 2 11 17 2 31 5 43 76 11 2702290 BLUE 6 5 5 7 58 85 Spring characteristics SH1190 103 SH1190 104 SH1190 105 SH1190 105 92 Code Colour De Lo d i it bar min bar max bar min bar max...

Page 26: ...accelerator is recommended fo use as safety accessory according to Directive 97 23 EC PED Two alternative solutions are offered for this safety device associated to Reflux 819 FO regulators incorporated monitor or in line monitor 4 4 1 PM 819 INCORPORATED MONITOR This emergency device fig 16 is fixed directly on the body of the service regulator In this way the two pressure regulators use the same...

Page 27: ...ICAL MANUAL MT103 27 4 4 2 IN LINE MONITOR With this kind of application the emergency regulator is installed upstream from the service one Fig 17 Fig 17 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 28: ...A Code Colour De Lo d i it Setting range in bar 2702820 BLUE 7 7 9 20 35 2703045 BROWN 35 100 7 5 7 5 9 5 30 43 2703224 GREY 8 7 5 9 5 40 60 Pilot 207 A Code Colour De Lo d i it Setting range in bar 2703224 GREY 35 100 8 7 5 9 5 41 74 The REFLUX 819 regulator and the monitor PM 819 uses the 204 A 205 A and 207 A pilots The regulation range of the different pilots is given in the tables below De Ø ...

Page 29: ...Before starting up checking is recommended to ascertain that the conditions of use are in conformity with the specifications of the equipment These specifications are recalled with the symbols on the plate fitted on every component fig 18 5 0 START UP Fig 18 APPARATUS SPECIFICATION PLATES sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 30: ...eparate apparatus with its own setting range Wao Who range of intervention for the over pressure of slam shut relief and safety valves and accelerators which can be obtained using the setting springs indicated in the tables In piloted safety valves the pilot is considered as a separate apparatus with its own setting range Who Wau range of intervention for pressure decrease of slam shut pressure wh...

Page 31: ...s pressure at the set point established for the regulator insert the reference pin 2 in the notch pressing the knob 1 completely reset the slam shut device by means of the provided lever keep the knob 1 pressed for safety devices which intervention for maximum pressure slowly increase the auxiliary pressure and check the intervention value If necessary increase the intervention value by turning th...

Page 32: ... repeat the operations described above Fig 22 Fig 21 Safety device Euvironment with pressure to be checked Chamber with controlled pressure Safety device Control position A and C in communication Rest position A and B in communication Euvironment with pressure to be checked Chamber with controlled pressure sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 33: ...y turning the adjustment screw 10 9 Close the vent cock 6 and check that the down line pressure after a period of increase stabilizes and at a lower value than that of closure of the pilot regulator combination Otherwise eliminate the causes of the internal leakage 10 Using a foam substance check the tightness of all the joints between the on off valves V1 and V2 11 Very slowly open the downstream...

Page 34: ...e monitor and ensure that the valve 12 has stopped the release of the gas 8 Adjust the setting of the monitor pilot 10 to the set point 9 Reduce the setting of the pilot 3 to the selected working value for the service regulator 10 Check that the PM 819 monitor is fully open by controlling the position of the indicator through the window 11 Close the bleed cock 6 and check that the downstream press...

Page 35: ...ntion value by turning the adjustment ring 14 clockwise or anticlockwise to reduce the intervention value for safety devices for pressure increase and reduction slowly increase the auxiliary pressure and record the intervention value Restore the pressure to the set point established for the regulator and carry out the slam shut reset operation Check intervention for pressure reduction by slowly re...

Page 36: ...g value for the monitor and adjust it to the desired value if necessary 7 Reduce the setting of the pilot 3 to the selected working value for the service regulator 8 Check that the REFLUX 819 monitor is fully open by controlling the position of the stroke indicator through the window 9 Close the bleed cock 6 and check that the downstream pressure after increasing settles at a value slighth higher ...

Page 37: ...d lever In the case of safety devices for maximum pressure only the device will stay spontaneously engaged in the open position For safety devices which intervene when pressure increases and decreases keep the lever raised and increase the outlet pressure to the desired regulator set point At this point the lever can be released and the slam shut will stay in the open position 5 Put the three wais...

Page 38: ...int Regulator MONITOR ACCELERATING RELIEF VALVE SLAM SHUT Max SLAM SHUT Min Pas bar VALVE 1 Pas 2 1 2 1 Pas 5 5 Pas 25 25 Pas 74 Pas x 1 1 Pas x 1 1 Pas x 1 05 Pas x 1 03 Pas x 1 2 Pas x 1 1 Pas x 1 06 Pas x 1 3 Pas x 1 5 Pas x 1 3 Pas x 1 15 Pas x 1 15 Pas x 1 2 Pas 0 3 bar Pas 0 5 bar Pas 3 bar Pas 5 bar Pas x 1 4 Pas x 1 3 Pas x 1 3 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 39: ...ing 12 Worn diaphragm 10 R14 A FO Replace Spring 12 yielded or off level Pre regulator Replace Obturador guide ring 20 worn Fig 28 Replace Friction in diaphragm holder packet Centre the packet hole movement and 204A FO Pilot shaft Worn diaphragm 16 Fig 27 Replace diaphragm Operating Spring 22 yielded or off level Replace anomalies Obturator guide ring 35 worn Replace Friction between the obturator...

Page 40: ...ator Dirt between the reinforced gasket and the Clean and check gas filtering obturador Regulator Obturator blocked Fig 26 Clean and check movement Diaphragm fixed incorrectly Fix Diaphragm ruptured 50 Replace Obturator guide ring 35 damaged Replace Diaphragm 50 ruptured Replace Feed too low Replace the spring 12 Filter cartridge 13 dirty Replace Occlusion by temperatura R14 A FO Increase inlet te...

Page 41: ...ixed incorrectly Fix Downstream sensing line dirty Clean Occlusion of pressure chamber vent nozzle Clean Obturator guide ring 35 damaged Replace Feed too low Replace the spring 12 Filter cartridge 13 dirty Replace Occlusion by frost Increase temp at the preregulator inlet Occlusion by dirty R14 A Pre regulator Check cartridge 13 filtering level Diaphragm 10 ruptured fig 30 Replace Reinforced gaske...

Page 42: ... of the cause of the increase or Decrease or increase the downstream pressure Resetting not possible decrease of the downstream pres Lever mechanism broken or cracked Change the standard box containing the assembly outside the regulator N B If the slam shut has intervened close the inlet and outlet valve V1 and V2 on the line and discharge the pressure before carrying out any operation Eliminate t...

Page 43: ...e spares must be original Fiorentini ones bearing in mind that the more important ones such as diaphragms are marked A set of wrenches is available as specified in tables 17 and 18 For a proper maintenance the reccomended spare parts are unequivocally identified by labels indicating The No of assembly drawing SR of the apparatus for which the spare parts are suitable The position showed in the ass...

Page 44: ...TECHNICAL MANUAL MT103 44 7 2 REFLUX 819 FO REGULATOR MAINTENANCE PROCEDURE DN 2 3 Fig 26 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 45: ...TECHNICAL MANUAL MT103 45 204 A FO 205 A FO PILOT Fig 27 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 46: ...TECHNICAL MANUAL MT103 46 PRE REGULATOR R14 A FO Fig 28 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 47: ...d guide pos 10 Separate the balancing piston pos from the balancing guide rod pos 11 Remove the diaphragm holder assembly 12 Slacken the diaphragm holder assembly fixing screws pos 13 Separate the protection discs pos from the diaphragm pos 14 Slacken the fixing screws pos 15 Separate the bottom cover pos from the obturator guide pos 16 Remove the guide rod pos 17 Control and clean all the disasse...

Page 48: ...he spring pos unscrewing the lock nut pos 34 Remove the obturator pos the spacer pos and the spring pos from the obturator pos 35 Slacken the fixing screws pos on the bottom blind flange pos 36 Remove the bottom blind flange pos 37 Slacken the fixing screws pos of the lock ring pos of the reinforced gaskets pos 38 Remove the lock ring pos and the rein forced gaskets pos 39 Check and clean the insi...

Page 49: ...e diaphragm support between them 60 Screw the lock unit 61 Reassemble the bottom diaphragm the protection disc and screw in the pilot lock nut 62 Insert the pilot obturator the spring the top diaphragm and the protection disc 63 Screw in the pilot nut 64 Centre the valve seat shaft and diaphragm support secure the nut 65 Reassemble the pilot cover along with the spring and fix the screws 66 Reasse...

Page 50: ...rews REASSEMBLING THE PILOT ASSEMBLY 79 Reconnect the connectors between the pilot 204 A FO and the pre regulator R14 A FO screwing in the tapered seal connectors FINAL OPERATIONS 80 Reassemble the pilot 204 A FO R14 A FO assembly on the regulator 81 Secure the nut of the bracket holding the pilot on the regulator 82 Reconnect all the feed and impulse connectors of the pilot and regulator screwing...

Page 51: ...TECHNICAL MANUAL MT103 51 7 3 PM 819 MONITOR MAINTENANCE PROCEDURE Fig 29 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 52: ...TECHNICAL MANUAL MT103 52 VERSIONS Fig 29 A sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 53: ...TECHNICAL MANUAL MT103 53 204 A R14 A PILOT Fig 30 INLET DOWNSTREAM PRESSURE PILOT FEED R 14 A sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 54: ...e cover 11 Disassemble the bottom cover by removing the screws and remove the stem guide Take the following precautions during reassembly the bottom cover should be fixed to the obturator guide in such a way that the hole of the motorization pressure passage mates with the similar hole on the obturator guide itself when assembling the assembly consisting of the diaphragm and the guard discs check ...

Page 55: ...t body reassemble the shaft of the valve seat putting the diaphragm support between them 15 Screw and tighten the nut 16 Reassemble the bottom diaphragm and the protection disc and screw in the pilot lock nut 17 Insert the pilot obturator the spring the top diaphragm and the protection disc 18 Screw in the pilot nut 19 Check and centre the diaphragm support 20 Reassemble the pilot cover along with...

Page 56: ...EMBLING THE R14 A PRE REGULATOR 30 Reassemble the filter shaft guide assembly 31 Screw in the pre regulator plug 32 Reassemble the diaphragm obturator assembly 33 Reassemble the spring and the diaphragm obturator assembly and fix the cover securing the screws REASSEMBLING THE PILOT ASSEMBLY 34 Reconnect the connection nipples between the pilot 204 A and the pre regulator R14 A screwing in the tape...

Page 57: ...TECHNICAL MANUAL MT103 57 7 4 DB 819 SILENCER MAINTENANCE PROCEDURE Fig 31 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 58: ...the sleeve pos remove the internal basket pos 6 Remove the outer basket pos with its gaskets pos and 7 Remove the plating pos 8 Slacken the screws pos and remove the bottom flange of the silencer pos Remember that once they have been removed the washers pos are no longer able to guarantee tightness and must therefore be replaced by new ones When re assembling the outer basket pos ensure that the s...

Page 59: ...TECHNICAL MANUAL MT103 59 Fig 31 7 5 SLAM SHUT DEVICE SB 82 MAINTENANCE PROCEDURE VERSIONS sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 60: ...TECHNICAL MANUAL MT103 60 SLAM SHUT CONTROL HEADS MOD 102 106 MOD 103 106 MOD 104 107 MOD 105 108 109 Fig 32 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 61: ...he ring pos and the spring pos 10 Remove the retaining ring pos and the shaft guide pos 11 Slacken the screws pos from the pressure switch device and remove the cover pos Replace all the components included in the spare parts kit RE ASSEMBLY 12 Fit the cover pos and fix the screws pos on the pressure switch device 13 Put back the shaft guide pos and fix it with the retaining ring pos 14 Put back t...

Page 62: ...ghtness of the connection fittings 2 Open a bleed cock downstream from the regulator to create a small gas flow 3 Turn the pilot setting screw pos to obtain the desired set point 4 Close the bleed cock 8 2 START UP 1 Very slowly open the downstream on off valve and if necessary adjust the regulator setting by means of the adjustment ring on the pilot Obtain the correct pressure pattern by adjustin...

Page 63: ... 15 17 A Ch 19 24 30 19 24 30 19 24 27 19 24 27 19 24 30 19 24 30 19 24 32 30 30 32 41 32 41 46 50 B L 300 C ø 4 D Ch 27 41 27 41 30 55 E Ch 3 12 3 12 3 12 3 12 3 12 3 12 3 12 F Ch 5 6 5 6 5 6 5 6 5 6 5 6 5 6 G Ch 17 20 17 20 17 19 22 17 19 22 22 22 L Cod 7999099 REFLUX 819 FO Tipo Type DN 1 2 3 4 6 8 10 13 15 17 13 15 17 13 15 17 13 15 17 13 15 17 13 15 17 13 15 17 A Ch 19 24 30 19 24 30 19 24 27...

Page 64: ...55 E Ch 3 12 3 12 3 12 3 12 3 12 3 12 3 12 F Ch 5 6 8 5 6 10 5 6 10 5 6 14 5 6 17 5 6 17 5 6 17 G Ch 17 20 17 20 17 19 22 17 19 22 22 22 L Cod 7999099 O Cod 7999031 7999033 7999035 7999036 7999037 7999038 7999041 REFLUX 819 FO DB 819 Tipo Type DN 1 2 3 4 6 8 10 8 13 14 15 8 13 14 15 8 13 14 15 8 13 14 15 8 13 14 15 8 13 14 15 8 13 14 15 A Ch 17 19 24 27 17 19 24 27 17 19 24 17 19 24 27 17 19 24 27...

Page 65: ...0 0 250 0 250 0 250 0 600 0 600 0 930 4 300 8 900 16 500 21 000 42 60 125 0 150 0 200 0 300 0 350 1 100 1 100 2 0 100 0 250 0 300 0 700 0 900 0 900 1 950 0 200 0 700 1 100 3 500 8 900 15 100 26 0 100 0 100 0 050 0 050 0 420 0 420 0 890 9 400 20 500 37 66 148 234 385 0 100 0 200 0 450 0 750 0 950 1 850 2 900 0 100 0 200 0 450 0 750 0 950 1 850 2 900 0 100 0 150 0 320 0 500 0 900 1 200 1 500 1 300 3...

Page 66: ...66 TECHNICAL MANUAL MT103 10 0 LIST OF RECOMMENDED SPARES sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 67: ...67 TECHNICAL MANUAL MT103 REFLUX 819 FO PRESSURE REGULATOR DN 2 3 Fig A sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 68: ...68 TECHNICAL MANUAL MT103 VERSIONS VERSION DN 6 10 Fig B VERSION DN 1 Fig C VERSION DN 4 Fig D VERSION DN 6 10 Fig E sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 69: ... 2 40 O Ring 1 1 1 1 41 O Ring 1 1 1 1 42 O Ring 1 1 1 1 43 O Ring 1 1 1 1 44 O Ring 1 2 2 2 45 O Ring 1 1 1 47 O Ring 1 1 1 1 50 Diaphragm 1 1 1 1 51 Guide ring 1 1 1 1 52 Guide ring 2 2 2 2 76 Reinforced gasket 1 1 1 1 93 O Ring 1 1 1 1 N OF PIECES DN POS DESCRIPTION REFLUX 819 FO sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 70: ...70 TECHNICAL MANUAL MT103 REFLUX 819 FO PRESSURE REGULATOR DB 819 DN 1 6 Fig H sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 71: ...gasket 1 1 1 1 89 O Ring 1 1 1 1 91 O Ring 1 93 O Ring 1 1 1 1 94 O Ring 1 1 1 1 95 O Ring 1 1 1 1 96 O Ring 2 2 2 2 97 O Ring 2 2 1 1 100 O Ring 1 105 O Ring 1 1 1 88 Metal gasket see N OF PIECES DN POS DESCRIPTION DB 819 DB 819 QTY DN 1 2 8 3 4 6 12 8 16 10 28 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 72: ...72 TECHNICAL MANUAL MT103 PM 819 MONITOR DN 2 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 73: ...73 TECHNICAL MANUAL MT103 VERSIONS VERSION DN 6 10 VERSION DN 1 VERSION DN 10 VERSION DN 3 4 VERSION DN 6 10 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 74: ...2 2 2 40 O Ring 1 1 1 41 O Ring 1 1 1 42 O Ring 1 1 1 43 O Ring 1 1 1 44 O Ring 1 2 2 45 O Ring 1 1 1 47 O Ring 1 1 1 50 Diaphragm 1 1 1 51 Guide ring 1 1 1 87 O Ring 1 1 88 O Ring 1 1 1 N OF PIECES DN POS DESCRIPTION PM 819 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 75: ...75 TECHNICAL MANUAL MT103 SB 82 SLAM SHUT VERSIONS VERSION DN 1 VERSION DN 3 4 6 8 DN 2 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 76: ...76 TECHNICAL MANUAL MT103 VERSIONS VERSION DN 4 6 8 VERSION DN 10 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 77: ...77 TECHNICAL MANUAL MT103 VERSIONS VERSION DN 1 4 VERSION DN 1 4 SECTION A A SECTION B B VERSION DN 6 8 10 VERSION DN 6 8 10 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 78: ...TECHNICAL MANUAL MT103 78 CONTROL DEVICE Mod 102 103 104 105 Mod 106 107 108 109 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 79: ...79 TECHNICAL MANUAL MT103 CONTROL HEADS Mod 102 106 Mod 103 106 Mod 104 107 Mod 105 108 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 80: ...S DESCRIPTION SB 82 SLAM SHUT 46 O Ring 1 N OF PIECES POS DESCRIPTION CONTROL DEVICE 4 Membrana 1 N OF PIECES POS DESCRIPTION CONTROL HEADS MOD 102 103 104 105 106 107 108 109 MOD 102 106 4 Diaphragm 1 12 O Ring 1 N OF PIECES POS DESCRIPTION CONTROL HEADS MOD 103 4 O Ring 1 11 O Ring 1 12 O Ring 1 N OF PIECES POS DESCRIPTION CONTROL HEADS MOD 104 105 107 108 109 sales mvandc com Phone 877 566 3837...

Page 81: ...TECHNICAL MANUAL MT103 81 HB 97 SLAM SHUT DEVICE DN 4 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 82: ...ing 1 1 1 1 42 O Ring 1 1 1 1 43 O Ring 1 1 1 1 47 O Ring 1 1 1 1 51 Guide ring 1 1 1 1 62 O Ring 2 2 2 2 63 GACO ring 1 1 1 1 64 Guide ring 1 1 1 1 87 O Ring 1 1 1 88 O Ring 1 1 1 1 93 O Ring 1 1 1 1 N OF PIECES DN POS DESCRIPTION HB 97 SLAM SHUT VALVE VARIANTE DN 6 8 10 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 83: ... MANUAL MT103 83 LINE OFF DEVICE PART A Three ways valve PART B Filter PART C Pressure regulator PART D Relief valve PART E Slide valve PART F Control device sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 84: ...4 PART B FILTER 4 Filter cartridge 1 7 O Ring 8 O Ring N OF PIECES POS DESCRIPTION FILTER PART B 2 Plug 1 N OF PIECES POS DESCRIPTION RELIEF VALVE PART D PART D RELIEF VALVE sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 85: ...TECHNICAL MANUAL MT103 85 Part F CONTROL DEVICE Mod 103 104 105 Mod 105 92 sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 86: ...T103 86 Mod 103 4 Diaphgram 1 N OF PIECES POS DESCRIPTION CONTROL HEAD 4 O Ring 1 N OF PIECES POS DESCRIPTION CONTROL HEAD Mod 104 105 MOD 103 MOD 103 105 CONTROL HEAD sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 87: ...A FO 204 A 2CS FO 204 A FO 205 A FO 204 A FO 205 A FO 204 A 2CS FO 11 O Ring 1 1 16 Diaphragm 2 2 3 17 Plug 1 1 1 28 O Ring 1 1 1 29 O Ring 1 1 1 38 O Ring 1 1 40 O Ring 1 41 O Ring 1 N OF PIECES POS DESCRIPTION sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 88: ...14 A FO 88 DOWNSTREAM PRESSURE PILOT FEED INLET 8 Guide ring 1 9 Reinforced gasket 1 10 Diaphragm 1 13 Filter 1 17 O Ring 1 18 O Ring 2 19 O Ring 1 20 O Ring 1 N OF PIECES POS DESCRIPTION sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 89: ...204 A 1 CS 204 A MO 11 O Ring 1 1 1 1 1 16 Diaphragm 2 2 3 3 2 17 Obturator 1 1 1 1 1 18 O Ring 1 28 O Ring 1 1 1 1 1 29 O Ring 1 1 1 1 1 38 O Ring 1 1 1 1 1 40 O Ring 1 41 O Ring 1 N OF PIECES POS DESCRIPTION sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 90: ...EGULATOR 8 Guide ring 1 9 Reinforced gasket 1 10 Diaphragm 1 13 Filter 1 17 O Ring 1 18 O Ring 2 19 O Ring 1 20 O Ring 1 N OF PIECES POS DESCRIPTION INLET DOWNSTREAM PRESSURE PILOT FEED sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 91: ...rks no Serial no Year of manufacture Type of fluid used Slam shut if assembled Type of control head The no of the part position no Quantity desired FOR PILOTS Type of pilot Pe inlet pressure Operating Pressure Works no Serial no Year of manufacture Type of fluid used The no of the part position no Quantity desired sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

Page 92: ...6057 ARCUGNANO VI Italy Via E Fermi 8 10 Phone 39 0444 968511 10 linee a r Fax 39 0444 960468 E mail arcugnano fiorentini com I 80049 SOMMA VESUVIANA NA I Italy Via Cupa Fasano 80 Phone 39 081 8991965 Fax 39 081 8991915 E mail napoli fiorentini com SPARE PARTS AND AFTER SALES SERVICE I 36057 ARCUGNANO VI Italy Via E Fermi 8 10 Phone 39 0444 968511 10 linee a r Fax 39 0444 968513 E mail service fio...

Page 93: ...srl edition 3 03 IMPAGINAZIONE E STAMPA A CURA DI MONTECCHIO MAGGIORE VI MARCH 2003 Copyright 2002 Pietro Fiorentini S p A Redazione a cura di Pietro Bottari sales mvandc com Phone 877 566 3837 Fax 925 407 2903 ...

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