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IM-P148-39 

CMGT Issue 3

14

Summary of Contents for CAS14

Page 1: ...information 3 Installation 4 Commissioning 5 Operation 6 Maintenance 7 Spare parts Copyright 2018 Printed in GB 1484050 3 CAS14 and CAS14S Austenitic Stainless Steel Ball Float Air and Gas Traps and 1 Installation and Maintenance Instructions IM P148 39 CMGT Issue 3 ...

Page 2: ...hnical Information Sheet check that the product is suitable for the intended use application The products listed below comply with the requirements of the Pressure Equipment Directive PED and carry the mark when so required CA range Product Group 1 Gases Group 2 Gases Group 1 Liquids Group 2 Liquids CA10S SEP SEP SEP SEP CA14 CA14S DN15 20 SEP SEP SEP SEP DN25 50 1 SEP SEP SEP CA16 CA16S DN15 20 S...

Page 3: ...ore attempting to work on the product Arrange suitable lifting gear if required 1 3 Lighting Ensure adequate lighting particularly where detailed or intricate work is required 1 4 Hazardous liquids or gases in the pipeline Consider what is in the pipeline or what may have been in the pipeline at some previous time Consider flammable materials substances hazardous to health extremes of temperature ...

Page 4: ...m it is recommended that a responsible person should know what work is going on and where necessary arrange to have an assistant whose primary responsibility is safety Post warning notices if necessary 1 12 Handling Manual handling of large and or heavy products may present a risk of injury Lifting pushing pulling carrying or supporting a load by bodily force can cause injury particularly to the b...

Page 5: ...is evolved from the product and with compliance to National and Local regulations Waste parts are insoluble in aquatic media 1 17 Returning products Customers and stockists are reminded that under EC Health Safety and Environment Law when returning products to Spirax Sarco they must provide information on any hazards and the precautions to be taken due to contamination residues or mechanical damag...

Page 6: ...he Pressure Equipment Directive PED and carry the mark when so required Certification These products are available with certification to EN 10204 3 1 B Note All certification inspection requirements must be stated at the time of order placement Note For additional information see Technical Information Sheet TI P106 01 EN ISS1 2 2 Sizes and pipe connections and 1 Screwed BSP BS 21 and DIN 2999 or N...

Page 7: ...IM P148 39 CMGT Issue 3 7 Fig 2 Section of the main valve assembly DN25 1 only Valve spring Fig 1 CAS14 Screwed vertical down ...

Page 8: ...437 F Minimum operating temperature Note For lower operating temperatures consult Spirax Sarco 20 C 4 F Designed for a maximum cold hydraulic test pressure of 37 5 bar g 544 psi g PMX Maximum differential pressure The maximum differential pressure depends on the specific gravity of the liquid being drained Trap Specific gravity 1 0 0 9 0 8 0 7 0 6 Maximum differential pressure bar psi CAS14 14 0 2...

Page 9: ...0 C 212 F 3 5 The trap must be fitted with the float arm in a horizontal plane so that it rises and falls vertically therefore the writing on the body 1 must be the correct way up with the edge marked TOP uppermost This applies to all installation flow directions 3 6 Traps should be fitted below the outlet of the air gas system with a small drop leg immediately preceding the trap Typically 150 mm ...

Page 10: ...l joint faces are clean After installation or maintenance ensure that the system is fully functioning Carry out tests on any alarms or protective devices The compressed air ball float drain trap is a continuous discharge trap removing condensate the instant it forms As soon as condensate enters the main chamber of the trap the float rises and the lever mechanism attached to it opens the main valve...

Page 11: ...y Refit the pivot frame 12 by tightening the assembly set screws 7 to the recommended torque see Table 1 page 13 Replace float assembly 8 and pivot pin 14 Fit a new O ring 15 onto the body ensuring that the O ring contact surfaces are all clean and in good condition Care must be taken to ensure that the O ring is not damaged during assembly A suitable lubricant may be used to ease assembly Refit t...

Page 12: ...12 14 15 CAS14S 3 5 6 7 2 off 8 9 12 14 16 1 only 15 Seal set 3 9 15 How to order spares Always order spares by using the description given in the column headed Available spares and state the size and type of trap Example 1 Maintenance kit for a Spirax Sarco CAS14 austenitic stainless steel ball float air and gas trap Fig 5 Note Items 2 and 10 are not available as spares 9 8 3 7 Spare parts ...

Page 13: ...r the 1 size only 6 16 5 7 14 2 10 15 12 Table 1 Recommended tightening torques Item Part or mm N m lbf ft 2 Cover bolt M10 x 30 20 25 15 18 5 Main valve seat 17 A F 50 55 37 40 7 Main valve assembly screws Pozidrive M4 x 6 2 5 3 0 1 8 2 2 10 Blanking plug 11 A F 50 55 37 40 ...

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