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BERMAD 400E-5D, Installation Operation & Maintenance

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BERMAD 400E-5D Installation Operation & Maintenance Download Page 1

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 www.bermad.com

  

The information contained in this document is subject to change without notice. BERMAD shall not be liable for any errors contained herein.  

All Rights Reserved. © Copyright by BERMAD Control Valves.

IOM

Model: FP 400E-5D

 

Sizes:  2"-12"

PI4PE09-400E-5D 

Bermad Hydraulically Controlled  

On-Off Deluge Valve

Model: 400E-5D

  

INSTALLATION

OPERATION

 

MAINTENANCE

Application Engineering 

BERMAD 

 

Summary of Contents for 400E-5D

Page 1: ...hout notice BERMAD shall not be liable for any errors contained herein All Rights Reserved Copyright by BERMAD Control Valves IOM Model FP 400E 5D Sizes 2 12 PI4PE09 400E 5D Bermad Hydraulically Controlled On Off Deluge Valve Model 400E 5D INSTALLATION OPERATION MAINTENANCE Application Engineering BERMAD ...

Page 2: ...and or fixed temperature releases to release water pressure directly from the Deluge Valve top chamber In fire conditions operation of a releasing device on the hydraulic release system causes pressure in the release system piping to drop causing the HRV to open releasing to the atmosphere trapped water pressure from the top chamber and opening the Deluge Valve allowing water to enter the system p...

Page 3: ...del FP 400E 5D Sizes 2 12 PI4PE09 400E 5D 4 1 The Deluge Valve and trim must be installed only in areas where they will not be subjected to freezing temperatures Note Pilot height value should not exceed that appearing on Table 1 Maximum Allowed Elevation Above Valve 4 2 All the hydraulic release system devices such as Thermostatic releases and or fixed temperature releases must be compatible for ...

Page 4: ...contained in this document is subject to change without notice BERMAD shall not be liable for any errors contained herein All Rights Reserved Copyright by BERMAD Control Valves IOM Model FP 400E 5D Sizes 2 12 PI4PE09 400E 5D Figure 1 Installation Drawing ...

Page 5: ...e hydraulic release system to the HRV 26B and to the top chamber of the Deluge Valve 7 4 When the pressure gauge on the top chamber indicates full service line pressure and is no longer rising the release system is reset 7 5 Check the entire release system for leaks 7 6 Open the system control valve slowly No water should flow into system 7 7 Depress the Drip Check 19B and drain any water from the...

Page 6: ...g against the valve seat 9 sealing it drip tight and keeping the system piping dry The HRV is held closed by the pressure in the wet pilot line Under FIRE or TEST conditions a pilot line hydraulic pressure drop opens the HRV causing water to exit through the Accelerator faster than it can be supplied Pressure is then released from the main valve s control chamber through the opened HRV or the Manu...

Page 7: ...mplete Weekly and Monthly inspections 16 2 Place the system out of service See instructions above 16 3 Trip the release line system clean all strainers 4A 4B and priming line restriction 2 16 4 The interior of the Deluge Valve should be inspected and cleaned 16 5 The interior of the HRV including its Diaphragm and Seal should be inspected and cleaned 16 6 Place the system back in service See instr...

Page 8: ...estriction 2 B Leaking release system C Leaking Release System D Damaged deluge valve seat HRV out of order 17 4 Deluge Valve Will Not Reset Check for any of the following possible causes A An open main control valve B System not properly drained C Closed priming line valve 18B D Damaged Deluge Valve seat or seal E Foreign object lodged between seal disc and valve seat F HRV 26B not properly seale...

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