background image

 

R

 

Series 751 FireLock

 

®

 

Alarm Check Valve

 

Hang these instructions on the

installed valve for easy future reference

 

WARNING

 

Failure to follow instructions and warnings can cause product failure, resulting in serious personal injury and/
or property damage.

• Read and understand all instructions before attempting to install any Victaulic piping products.

• Wear safety glasses, hardhat, and foot protection.

• Save this installation, maintenance, and testing manual for future reference.

If you need additional copies of any literature, or if you have any questions concerning the safe installation 
and operation of this product, contact Victaulic, P.O. Box 31, Easton, PA 18044-0031, USA, 
Telephone: 1-800 PICK VIC, e-mail: [email protected].

 

Installation, Maintenance,

and Testing Manual

Содержание 751 FireLock Series

Страница 1: ...ctions before attempting to install any Victaulic piping products Wear safety glasses hardhat and foot protection Save this installation maintenance and testing manual for future reference If you need...

Страница 2: ...apper Seal for 4 6 inch 100 150 mm Size Valves 16 Removing and Replacing the Clapper Assembly All Sizes 17 Installing the Cover Plate Gasket and Cover Plate 18 Troubleshooting Series 751 Alarm Check V...

Страница 3: ...d spring loaded components i e clapper assembly 8 Keep work areas clean Cluttered areas benches and slippery floors can create hazardous working conditions 9 PROTECT THE SYSTEM FROM FREEZING CONDITION...

Страница 4: ...3 286 305 229 127 127 16 0 23 6 4 4 500 15 03 23 50 29 00 14 00 13 50 15 00 10 00 5 80 5 80 49 0 80 0 100 114 3 381 76 597 737 356 343 381 254 147 147 22 2 36 3 6 6 625 16 00 24 00 30 11 17 28 14 25 1...

Страница 5: ...ssure Gauge 0 300 psi 0 2068 kPa 11 Series 705W Butterfly Valve Optional 5 Alarm Line Ball Valve NO 12 Style 005 FireLock Rigid Coupling Optional 6 Alarm Test Line Ball Valve NC 13 PS10 1 or PS10 2 Al...

Страница 6: ...System s Main Drain Valve 3 Swing Check Valve 9 Series 760 Water Motor Alarm Optional 4 System Pressure Gauge 0 300 psi 0 2068 kPa 10 Series 705W Butterfly Valve Optional 5 Alarm Line Ball Valve NO 11...

Страница 7: ...9 Clapper Spring 2 Clapper 10 Spacers Qty 2 3 Clapper Seal 11 Clapper Shaft 4 Seal Ring 12 Clapper Shaft Retaining Plug Qty 2 5 Seal Washer Not Used on 1 2 40 50 mm Valves 13 Cover Plate 6 Seal Retain...

Страница 8: ...1 2 2 875 Z024751201 Z024751251 165 1 mm 6 500 Z060751201 Z060751251 65 73 0 165 1 76 1 mm 3 000 Z024751201 Z024751251 8 8 625 Z080751201 Z080751251 76 1 200 219 1 3 3 500 Z024751201 Z024751251 80 88...

Страница 9: ...ntain an uninterrupted low pressure alarm that is installed on the piston charge line down stream of the check valve VALVE TRIM INSTALLATION 1 Make sure trim drawings match system requirements Refer t...

Страница 10: ...water supply pressure gauge 8 Open the alarm line ball valve 9 Confirm that all valves are in their normal operating positions refer to table below 10 Notify the authority having jurisdiction remote...

Страница 11: ...ea that the main drain test will be per formed 2 Confirm that sufficient drainage is in place for a full flow drain test 3 Record the water supply s pressure and the system s water pres sure 4 Close t...

Страница 12: ...he proper water supply pressure 10 Open the alarm line ball valve 11 Confirm that all valves are in their normal operating positions refer to table below 12 Notify the authority having jurisdiction re...

Страница 13: ...over plate bolts along with the cover plate and cover plate gasket WARNING Depressurize and drain the piping system before attempting to remove the cover plate from the alarm check valve Failure to fo...

Страница 14: ...NOT USE SOLVENTS OR ABRASIVES 6 Inspect the clapper for freedom of movement and physical dam age Replace any damaged or worn parts by following the applicable instructions in the Maintenance section...

Страница 15: ...ture that is under the seal washer and on the clapper seal WARNING Depressurize and drain the piping system before attempting to remove the cover plate from the alarm check valve Failure to follow th...

Страница 16: ...clapper 9 Install the clapper seal into the clapper carefully Make sure the seal ring snaps into the clapper completely 10 Place the seal retaining ring onto the seal washer of the clapper seal 11 Ins...

Страница 17: ...taulic supplied solid clapper seal 5 Make sure contaminants dirt and mineral deposits are removed from the clapper 6 Install the solid clapper seal into the clapper NOTE Make sure the sealing lip is p...

Страница 18: ...g will drop out of position Keep the spacers and clapper spring for re installation 3 Remove the clapper from the valve body 4 Place the new clapper assembly onto the valve body seat ring Make sure th...

Страница 19: ...stem in Service section starting on page 9 Installing the Cover Plate Gasket and Cover Plate 1 Verify that the cover plate gasket is in good condition If the gasket is torn or worn replace it with a n...

Страница 20: ...ting on page 9 CAUTION DO NOT over tighten the cover bolts Failure to follow this instruction could cause damage to the cover plate gasket resulting in valve leakage Required Cover Bolt Torque Valve S...

Страница 21: ...mage Make sure no debris is present on the clapper seal and seat Make sure there is no vacuum in the alarm line If a vacuum is present in the alarm line install the Series 752V Retard Vent Kit or crea...

Страница 22: ...84 7444 Fax 905 884 9774 Phone 32 9 381 15 00 Fax 32 9 380 44 38 e mail viccanada victaulic com e mail viceuro victaulic be VICTAULIC AMERICA LATINA VICTAULIC ASIA PACIFIC P O Box 31 Easton PA USA 180...

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