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Summary of Contents for BERMAD FP-3HC-0
- Page 1 Bermad Diaphragm Type, Direct Acting Pressure Relief Valve / Fire Pump Casing Relief Valve Model: FP-3HC-0 Installation Operation Maintenance Manual (IOM) Rev. 09.04.2020 Page 1 of 5...
- Page 2 3.6 Install a drainpipe with appropriate fitting facing downward at the FP-3HC-0 valve discharge port to prevent blockage. 3.7 Install the valve above or at the middle of the pipeline to avoid the accumulation of debris upstream of the FP-3HC-0 valve.
- Page 3 4. Operation The FP-3HC-0 Pressure Relief valve is held closed by the force of the spring above the diaphragm attached to the closure disc. The inlet pressure is sensed by the diaphragm, when the inlet pressure force applied under the diaphragm exceeds the adjusted spring force, the valve will open to relieve any overpressure.
- Page 4 Figure 2: FP-3HC-0 Relief Valve Cross Sectional Drawing ITEM Valve Body Lower Plug Lower Plug O-Ring Lower Guide Seal Housing Seal Seat O ring Seat Shaft Shaft O ring Diaphragm Washer Diaphragm retainer Diaphragm Diaphragm O ring Cover Spring Upper spring guide...
- Page 5 5. Maintenance The FP-3HC-0 valve is to be inspected, tested and maintained in accordance with the Maintenance Instructions of the plant, this Maintenance Manual, as well as the Standard for the Inspection, Testing and Maintenance of Water-Based Fire Protection Systems, NFPA 25.
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