Reliable Single Interlock Preaction System Spécifications

Single InterlockPreaction SystemBulletin 739The Reliable Automatic Sprinkler Co., Inc., 103 Fairview Park Drive, Elmsford, New York 10523Instructions

Technical DataReliable Single Interlock Preaction Systems, with asso-ciated trim, sizes 4” (100mm), 6” (150mm) and 165mmare rated for use at minimum w

9. Upon seeing a solid flow of water from the drain tub-ing, and the cessation of the “gurgling” sound at thedrip cup, H (Fig. 7), close valve D (Fig.

12.Models DDX 4" (100mm), 6" (150mm) & 165mm Deluge Valve Parts ListFig. 6ItemNoPart NumberDescriptionNo.Req'd4"(100mm)Valve6&

13.Fig. 7

14.Maintenance Procedures - Model DDXDeluge ValveRefertoFigs.2,6&7.1. Mechanical sprinkler alarm (water motor–notshown) not operating:This is most

15.just if necessary. Clean and lubricate the twolocking pins (#17 (not shown) Fig. 6) withO-ring lubricant and drive them into the de-luge valve body

Model LP Dry Valve Actuator Parts ListP/N 71030010Refer to Fig. 816.Note: For metric installations, a 2" NPT x R2, ISO 7/1 x Close Nipple (Reliab

17.Fig. 9

Installation Dimensions in Inches (mm)VALVE A B C D E F G H J K L M N P QRS4"(100mm)514(133)634(171)1314(337)778(200)2534(654)512(140)812(216)131

General DescriptionReliable Single Interlock Preaction Systems are de-signed for water-sensitive areas that require protectionfrom inadvertent water f

Fig. 13.Loss Prevention Certification Board(LPCB) Installation Requirements ofPreaction systems Include:1. Solenoid valves shall be installed in paral

Fig. 23.

3.ITEMNO.PARTNUMBERDESCRIPTIONNOREQ'D16103040026MODEL DDX VALVE,ASSEMBLY, 4" (100MM)16103060024MODEL DDX VALVE,ASSEMBLY, 6" (150MM)6103

Fig. 36.Once the clapper has opened, the lever acts as alatch, preventing the clapper from returning to theclosed position. Water from the supply flow

7.Pressurizing Line ConnectionThe water supply for the push-rod chamber must beprovided by connection of its inlet pressurizing line to thewater suppl

Fig. 48.

Fig. 59.