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GENERAL INFORMATION 

 
 

YOU ARE URGED TO READ THIS MANUAL COMPLETELY 

BEFORE

 

INSTALLING THIS VALVE

 

 

Upon Receiving Your Unit 

 
Inspect  the  unit  for  possible  damage  caused  during  shipping.  

Contact 

Equipment Servicing

 

before attempting to use a damaged unit.  

(317) 865-4130.

 

 

Warnings and Cautions 

 
 

NOTE:

   

Warnings

 

and 

Cautions

 

appear  in  highlighted  boxes  as  illustrated  below  at  appropriate 

points throughout this manual.  Give special attention to these items. 

 
 

Warnings:    are  provided  to  alert  you  to  potential  hazards  that  could  result  in  serious 
personal  injury  and  damage  to  your equipment.  Warnings may appear in this manual 
or on the equipment.  Heed all Warnings. 

 

Cautions:    are  designed  to  alert  you  to  situations  that  may  result  in  damage  to  your 
equipment.   

 

Personal  safety  and  the  proper  operation  of  your  equipment  require  strict  observance  of 
these precautions. 
 

THIS VALVE SHOULD BE INSTALLED ONLY BY 

QUALIFIED PERSONNEL

 

 

Warning:

    Certain  servicing  procedures  may  expose  you  to  harmful  materials  and 

dangerous conditions.  To minimize the possibility of injury, follow safety procedures 
and instructions described in this manual, on product labels and in material safety data 
sheets provided. 

 

NOTE:

  The  manufacturer  has  a  continuous  equipment improvement policy and reserves the right to 

change specifications and design of its products without notice.  

Summary of Contents for RuptureSeal RS-2

Page 1: ...umbers 5 577 389 5 644 930 for Low Pressure Centrifugal Chillers R 11 R 113 R 123 Manufactured in accordance with ASHRAE Guideline 3 1990 Sec 4 6 Flow Tested per ASME Standards Redi Controls Inc Insta...

Page 2: ...as of April 15 1996 This Copy was Printed as of February 4 2005 1994 INDIANAPOLIS SPECIALTY VALVE INC IND PLS IN This product is marketed and sold by Redi Controls Inc under license from Indianapolis...

Page 3: ...tal Mounting Support 9 Double Check Pressure Equalizing Valve 10 Chillers utilizing R 123 special piping instructions 10 Leak Testing Procedure 10 MAINTENANCE 11 Following a Rupture 11 Annual 11 Servi...

Page 4: ...equipment Warnings may appear in this manual or on the equipment Heed all Warnings Cautions are designed to alert you to situations that may result in damage to your equipment Personal safety and the...

Page 5: ...re disks used on low pressure 15 psi or below centrifugal chillers The primary function of the RuptureSeal is to minimize refrigerant loss to the atmosphere in the event of a burst rupture disk The Ru...

Page 6: ...rain hole 24 to Drip Leg 31 A two inch 2 Female NPT Pipe Union 12 see Figure 2 on page 8 Materials for providing supplemental support of valve 3 4 iron pipe Typical Installation One 1 Pre assembled RS...

Page 7: ...e negatively affected Each installation must have such factors taken into consideration For reference see ASHRAE Guidelines relating to piping after a rupture device Warning DO NOT install an RS 2 Rup...

Page 8: ...how much of the existing rupture disk vent piping will have to be removed to accommodate the RuptureSeal Cut out and remove this section of piping 4 It is recommended that you utilize a flexible metal...

Page 9: ...t collection trap inlet 7 Valve body 24 Valve Body water drain hole 16 Calibration locking screws and seal Figure 3 Cutaway View Pressure Gauge and Auxiliary Alarm The pressure gauge 21 between the ru...

Page 10: ...ing Procedure Caution DO NOT use this procedure if chiller is at a pressure lower than 15 Hg Otherwise accidental bursting of the rupture disk could occur by imploding the rupture disk into the chille...

Page 11: ...ews 9 then lift the valve body 7 from the valve neck 32 4 Inspect the valve seat O Ring 1 and the valve body O Ring 2 If there are signs of wear or excessive compression set replace the O Rings Lightl...

Page 12: ...sure the Double Check Pressure Equalizing Valve is pointing straight up toward the sky and is unobstructed regardless of the RS 2 valve s position The Double Check Pressure Equalizing Valve only func...

Page 13: ...aporator The measurement to the immediate right of the evaporator s diameter indicates the Maximum Length of the chiller vessel evaporator that the Model RS 2 RuptureSeal valve can be installed on aft...

Page 14: ...ls are used within 20 feet 6 1 m of a pressure vessel multiply the value of f by 2 5 REFRIGERANT VALUE OF f When used on the lowside of a limited charge cascade system R 170 R 744 R 1150 1 0 0 082 R 1...

Page 15: ...ody rotated 90 degrees Rotate 2 Valve Body rotated 270 degrees Rotate 4 Valve Body rotated 180 degrees Rotate 3 Turning the carbon fragment collection trap chamber 10 and rotating the valve body 7 The...

Page 16: ...f there is a rupture all of the carbon fragments of the disk will be projected straight into the RuptureSeal carbon fragment collection trap Chiller Chiller Chiller Chiller Preferred Installation 1 Pr...

Page 17: ...S DCV1 O Ring type sizes Valve seat O Ring Parker 2 133 V747 75 Valve body O Ring Parker 2 145 N674 70 Collection chamber flange O Ring Parker 2 235 V747 75 All other parts of the valve are internal a...

Page 18: ...ions provided by REDI CONTROLS Failures of equipment due to abuse accident or negligence Damages from or part failures due to equipment not being installed per REDI CONTROLS instructions per applicabl...

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