Reliable Single Interlock Preaction System Instruction Manual

The Reliable Automatic Sprinkler Co., Inc., 103 Fairview Park Drive, Elmsford, New York 10523Single InterlockPreaction System4” (100mm), 6” (150mm)&am

10.Waterfl ow Alarm Pressure SwitchAlarm pressure switch shall be provided to indicate water flow and provide a water flow alarm. Pressure switch shal

11.Bleed any air from the actuation piping by energiz-ing the solenoid valve. This is done by operating a detector or an electric manual emergency st

12.Fig. 5Models DDX 4” (100mm), 6” (150mm) & 165mm Deluge Valve Parts ListItem No.Part NumberDescriptionNo.Req’d4”(100mm)Valve6”(150mm)Valve165mmV

13.Fig. 6

14.Maintenance Procedures - Model DDXDeluge Valve Refer to Figs. 2, 5, & 6.Mechanical sprinkler alarm (water motor–not shown) not operating: This

15.place the lower seat O-ring on the step at the bottom of the bore, verifying that it is in full con-tact with the bore. Lubricate the bottom step

16.Ordering InformationSpecifyValve Model & Size — 4”(100mm) Model DDX Deluge Valve (P/N 6103040026), 6”(150mm) Model DDX Deluge Valve (P/N 610306

17.Fig. 7

18.Installation Dimensions in Inches (mm)VALVE A B C *D E F G H J K L M N P Q4” (100mm)51/4(133)63/4(171)91/2(241)14(355)251/4(641)271/2(699)81/2(216)

SOLENOID VALVE INSPECTIONS, TESTS AND MAINTENANCEWARNING: THE OWNER IS RESPONSIBLE FOR MAINTAINING THE FIRE PROTECTION SYSTEM IN PROPER OPERATING COND

2.General Description Single Interlock Preaction Systems are designed for wa-ter-sensitive areas that require protection from inadvertent water flow i

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

3.Fig. 1

4.Fig. 2

5.System OperationTo fully operate a Single Interlock Preaction System, two independent events must coexist before water flow will oc-cur. One electr

6.Once the clapper has opened, the lever acts as a latch, preventing the clapper from returning to the closed posi-tion. Water from the supply flows

7.40°F (4°C). Note: Heat tracing is not permitted.Pendent sprinklers, other than dry pendents, used on pre-action systems shall be installed on return

8.Fig. 4

Single Interlock Preaction System– Electric Release Trim Engineering Specifi cations General DescriptionPreaction system shall be a single interlock pr