Reliable Single Interlock Preaction System Service Manual

Reliable Automatic Sprinkler Co., Inc., 103 Fairview Park Drive, Elmsford, New York 10523Model HSingle InterlockPreaction System11/2” (40mm)Bulletin 7

Reliable Automatic Sprinkler Co., Inc.(800) 431-1588 Sales Offices(800) 848-6051 Sales Fax(914) 829-2042 Corporate Officeswww.reliablespri

2.General Description Reliable Single Interlock Preaction Systems are designed for water sensitive areas which require protection from inad-vertent wa

3.Figure 1System Design Considerations The automatic sprinklers, air compressor, releasing devic-es, electric releasing control equipment, fire detect

4.Figure 2 — Single Interlock Preaction AssemblySystem Supervising Pressure Requirements - Cont’dIn some circumstances, such as when dry sprinklers a

5.Figure 3 — Single Interlock Preaction, Component IdentificationSystem Operation To activate a Reliable Single Interlock System, two inde-pendent eve

6.Single Interlock Riser Installation The recommended sequence of installation is as follows (refer to Figures 2 and 3): 1. Install the Deluge Riser

7.Resetting Single Interlock System Refer to Figure 3. 1. Close the valve controlling water supply to the riser assembly and shut off the system air

8.Ordering InformationSpecify (Ref. Figure 4):Item No.Component Part Mfr. Description Technical Bulletin1 Deluge Riser Assembly B Model H 5072 Preacti

9.Installation Dimensions in Inches