Watts AMES Deringer 40G User Manual Download

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Installation, Operation and
Maintenance Manual

IOM-A-Deringer 40G/40GX/50G/50GX_6-8

Deringer

™

40G/40GX/50G/50GX

Reduced Pressure Zone/

Reduced Pressure Detector Assemblies

Size: 40G/50G: 6" & 8"

40GX/50GX: 4" & 6”

WARNING

!

Read this manual BEFORE using this equipment.
Failure to read and follow all safety and use information can

result in death, serious personal injury, property damage, or

damage to the equipment.
Keep this manual for future reference.

You are required to consult the local building and plumbing

codes prior to installation. If the information in this manual

is not consistent with local building or plumbing codes,

the local codes should be followed. Inquire with governing

authorities for additional local requirements.

WARNING

!

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2
3
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Summary of Contents for AMES Deringer 40G

Page 1: ...o read and follow all safety and use information can result in death serious personal injury property damage or damage to the equipment Keep this manual for future reference You are required to consult the local building and plumbing codes prior to installation If the information in this manual is not consistent with local building or plumbing codes the local codes should be followed Inquire with ...

Page 2: ...ol can be used For example allen wrenches instead of allen drive sockets Tools Required Ratchet 15 16 Socket 11 8 Socket Wood Block 2 x 4 x 5 Wood Block 1 x 2 x 16 2 Phillips Head Screwdriver 2 Flathead Screwdriver 5 8 Ratchet Wrench 7 16 Ratchet Wrench x2 9 16 Ratchet Wrench Adjustable Wrench Deringer Test Cock Wrench Slip joint Pliers Toothbrush ...

Page 3: ...ressure When opening test cocks water will be released Take precautions to ensure discharging water does not damage the surrounding area equipment or create an unsafe condition 1 DO NOT OPEN Main test cock number 1 as it is still subject to line pressure 2 Using the DeringerTM test cock wrench or a small adjust able wrench open A main test cock number 4 Test cock is open when wrench flats are para...

Page 4: ... valve body Loosen the bolts until the ends of the bolts are flush with the inner wall of the valve body B Allow easy removal of check modules 2 Insert a flathead screwdriver between the inner valve body and the first check module flange C gently push the first check module in the downstream direction until the first check module can easily be removed from the access port by hand A A 1 Use a 11 8 ...

Page 5: ...stall new red silicone poppet disk D 5 Reverse the order of the above instructions to reassemble check poppet assembly 6 Reverse the order of the instructions on the previous page to reassemble bypass check assembly A A C B D Removing Bypass Meter 1 Using the ball valve handles close the 2 bypass ball valve B and then 1 bypass ball valve A Ball valve is closed when T handle is perpendicular to wat...

Page 6: ...Maintenance of Second Dual action Check Module 1 Use a 2 phillips head screwdriver to remove tower screws A from the second check seat B the double torsion spring is captured C and does not to be retained during maintenance 2 After removing the tower screws A examine the elastomer disk D and check seat E for fouling or damage 3 Should elastomer disk D need replacement unscrew disk retainer screws ...

Page 7: ...etainer screws do not bind against check seat Binding retainer screws against check seat will result in permanent damage to second check modules WARNING FLOW C E A B G Not Binding Binding I D Installing First Dual action Check Module 1 Insert first check module A into access port B with first check towers C pointing downstream Push first check module A upstream into valve sealing ring D until chec...

Page 8: ...is should return the relief valve to proper working order without disassembly or the use of a repair kit Maintenance of Relief Valve A B C B A E 1 Using a 5 8 box wrench disconnect the relief valve sensing line from the valve body A 2 To remove the relief valve from the valve body disconnect the two relief valve mounting bolts B using a 9 16 wrench When removing the relief valve be sure not to dro...

Page 9: ...e diagram C to the fully open position making sure the embossed center is facing up 5 While holding the diaphragm C with both hands use your thumbs to gently push down on embossed center D so the diaphragm collapses into itself and forms a circle so that the bottom of the piston assembly can be inserted into the diaphragm and the embossed center can be pushed into the piston assembly groove C A 1 ...

Page 10: ...of the pitot tube B at the top of the pitot tube must face directly UPSTREAM toward the 1 shutoff valve Proper orientation can be confirmed visually by removing the main line valve cover and first check valve see right 3 Note that the inlet port of the pitot tube B is not visible because it is facing directly upstream toward the 1 shutoff valve 4 A dimple C has been provided on the hex wrench port...

Page 11: ...g certain that access port O ring A does not become dislodged during the process 3 Insert cover bolts D and tapered washers E into tapered cover holes F Tapered washers E must be properly installed with flat side facing up or the access port cover C will not seal under pressure 4 Use 15 16 socket wrench G to tighten the 4 center cover bolts D alternating from one side of the valve to the other The...

Page 12: ...d screwdriver close bypass test cock number 1 and 2 B Test cock is closed when screwdriver slot on stem is perpendicular to water flow through test cock 3 Use the T handles to open bypass ball valve number 1 C and then open bypass ball Valve number 2 D Ball valve is open when T handle is parallel to water flow through ball valve 4 Double check to be certain of the following All cover bolts are tig...

Page 13: ...13 IOM A Deringer 40G 40GX 50G 50GX_6 8 2005 EDP 2916009 2020 Watts ...

Page 14: ...ce fouling caused by foreign material damage from adverse water conditions chemical or any other circumstances over which the Company has no control This warranty shall be invalidated by any abuse misuse misapplication improper installation or improper maintenance or alteration of the product Some States do not allow limitations on how long an implied warranty lasts and some States do not allow th...

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