Jerguson 300L Series Installation, Operation & Maintenance Instruction Manual Download Page 1

Page: 1 / 20

Section: J500

Bulletin: J500.05

Date: 04/14

Supersedes: 06/05

Flat Glass Gages

Series 300L, 20, 32, 40, L10

Installation, Operation & Maintenance Instruction Manual

16633 Foltz Parkway

Strongsville, OH 44149 USA

+1 440-572-1500

www.clark-reliance.com

Summary of Contents for 300L Series

Page 1: ...in J500 05 Date 04 14 Supersedes 06 05 Flat Glass Gages Series 300L 20 32 40 L10 Installation Operation Maintenance Instruction Manual 16633 Foltz Parkway Strongsville OH 44149 USA 1 440 572 1500 www...

Page 2: ...4 Inspection and Delivery 5 Installation 6 Bringing Gage Into Service 7 Hot Torque of Glass Gage 8 Operation 9 Cleaning Glass in Steam Service 10 Maintenance 11 Repairing a Flat Glass Gage 13 Special...

Page 3: ...throughout this manual WARNING Potential hazard or cause for injury exists CAUTION Potential damage to or failure of equipment exists This manual is designed to aid and guide in the installation oper...

Page 4: ...nuclear aircraft carriers With complete product offerings in both traditional glass gages and magnetic gages Jerguson is able to satisfy customers diverse needs Flat Glass Gages Armored Gages Jerguso...

Page 5: ...ss Level Gage includes an instrument tag This tag contains important information used in ordering replacement parts or a replacement gage Confirm that the gage model number and pressure temperature ra...

Page 6: ...ing and prevent damage to the gage from excessive vibration Always provide shutoff valves between the gage and vessel Jerguson automatic safety ball check valves are recommended to help provide protec...

Page 7: ...Wait for the gage level to stop rising before proceeding 4 Fully open the top and bottom valves Visit http www clarkreliance com site jerguson_gageballcheckvalves asp for a video demonstration of the...

Page 8: ...ice long enough for the equipment to reach operating temperature or at least 200 F 93 C 2 Upon reaching the desired temperature isolate the glass gage from service 3 Fully open the drain valve to evac...

Page 9: ...in the gage For high pressure high temperature or hazardous fluid applications the Jerguson SafeView Shield protects operators in the event of glass or gasket failure Refer to bulletin J100 34 for mo...

Page 10: ...oiler water may be low After performing the blow down procedure if the water level does not return to the normal level promptly the connecting piping may be partially clogged and require cleaning Clar...

Page 11: ...va Soap Super Soilax household detergents etc Where regular cleaners do not work use dilute acids such as hydrochloric muriatic acid Carefully observe safety rules when handling these chemicals Cleani...

Page 12: ...d pressure For applications over 600 F 315 C aluminosilicate glass must be used The glass gaskets and cushions should always be replaced during maintenance even if they appear to be in perfect conditi...

Page 13: ...of abnormal wear Use a brass scraper shown below or other soft tool to remove any seal or cushion gasket remnants Take care not to gouge or dent the gasket surfaces Promptly dispose of all used compon...

Page 14: ...n gasket surface 7 Inspect the bolt and nut threads If the nut doesn t spin freely down the length of the bolt threads then the nut and or bolt should be discarded If the nuts and bolts show signs of...

Page 15: ...ate the new glass in place on top of the gasket and mica in the chamber Remove the cardboard once the glass is located properly this is best done with the gage lying flat on a bench 10 Apply Molykote...

Page 16: ...ue in Figure D below Failure to achieve final torque using any sequence other than as described in Figure C below may result in glass breakage at time of assembly or at pressurization 12 Note Gages sh...

Page 17: ...the required torque value in the proper sequence new glass and cushion gaskets are required see Repairing a Flat Glass Gage for more details 3 Let the gage sit for 10 12 hours 4 Re torque to the orig...

Page 18: ...by stretching the springs and attaching the hooks 4 per extension around the bolts on the underside of the cover In effect the extensions raise the glass viewing surfaces far enough away from the gage...

Page 19: ...n Gaskets Glass Size 1 thru 9 Applicable with below codes 0 4 only Glass Size 11 12 13 15 18 20 Applicable with below codes 5 6 only 0 Reflex Borosilicate Glass 1 Transparent Borosilicate Glass 2 High...

Page 20: ...letin J500 07 IOM for Series 70BL XL 70 Bulletin J500 08 Data Sheets for Valves o140 Series Bulletin J100 50 o60 Series Bulletin J100 51 o70BL XL Series Bulletin J100 52 o70 Series Bulletin J100 53 o9...