background image

12.

Item

No.

Part Number

Part Description

No.

Req'd

2" Valve

2

1

2

" Valve

3" Valve

76mm

1

91006011

91006012

91006013

91006023

Body, Machined

1

2

94617001

94617002

94617003

94617004

Plate, Size

1

3

92126066

Cover, Pushrod

1

4

91106123

Screw, Hex Cap, ½-13 x 1¼

", ZN PLTD, Grade A

6

5

91306013

Mounting Ring, Machined

1

6

91916003

Clapper, Machined

1

7

92116063

Cover, Access, Machined

1

8

93416003

Seal Assembly

1

9

93706003

Gasket, Access Cover (not shown)

1

10

93722000

Bumpstop Assembly

1

11

93916006

Pushrod, Guide

1

12

93916066

Shaft, Reset

1

13

94106066

Housing, Reset

1

14

94356006

Knob, Reset

1

15

94506003

Lever

1

16

94617000

Adhesive, Backing Pad (not shown)

1

17

95106006

Piston, Machined

1

18

95276006

Diaphragm

1

19

95306268

Clip, Retaining, 3/8" Shaft

4

20

95406007

O-Ring, (114)

1

21

95406024

O-Ring, (912)

2

22

95406407

O-Ring, (014)

1

23

95406410

O-Ring, (150)

1

24

95406411

O-Ring, (147)

1

25

95506003

Pushrod

1

26

95606114

Screw, Socket Head, Ø ¼"-20 x 5/8"

6

27

95606127

Screw, Ø 3/8"-16 x ¾", Socket Cap, Flat Head

1

28

95606133

Screw, Cap, #6-32 x ½", SS

1

29

96016003

Seat Machined

1

30

96206003

Pin, Hinge

1

31

96216003

Pin, Lever

1

32

96310003

Spacer, Clapper Pin

2

33

96406003

Spring, Lever

1

34

96406906

Spring, DDX

2

35

96906112

Washer, Lock, #6, SS

1

36

94206406

Inlet, Orifice

1

37

94616921

Label, Caution Knob (not shown)

1

38

91556922

Ball Chain, 1/8" (not shown)

6

39

91556923

Clamping Link, Ball Chain (not shown)

1

40

85000050

Grease, GPL-201 (not shown)

A/R

41

95006414

Striker, Lever/Clapper

1

42

95606140

Screw, Socket Head ¼-20 x 3/8”, SS

2

Models DDX 2" (50mm), 2½" (65mm), 3" (80mm) & 76mm Deluge Valve Parts List

Summary of Contents for Double Interlock Preaction System D

Page 1: ...mm 3 80mm 76mm Sizes Instructions for Installation Operation Care and Maintenance 10 PSI 0 7 bar Pneumatic Supervising Pressure With Electric Pneumatic Actuation Controlled by a Cross Zoned Releasing Control Panel Type D System Bulletin 737 Rev B Available with 175 psi 12 1 bar or 250 psi 17 2 bar Rated Solenoid Valve Externally Resettable Clapper One Main Drain ...

Page 2: ...rinkler is open Double interlock preaction sys tems are primarily used to protect refrigerated areas where accidental water release before a sprinkler is opened can cause ice blockage resulting in an inopera tive sprinkler system and substantial property damage At the heart of Reliable s Type D Double Interlock Preaction System is the Model DDX Deluge Valve This Deluge Valve is a hydraulically ope...

Page 3: ...Fig 2 3 ...

Page 4: ...odel B Manual Emergency Station 1 13 78653004 Valve Caution Station 1 14 98048015 Reducer 2 x 1 PVC 1 15 98048022 Bushing Reducer x 2 16 96816902 Valve Check In Line 1 17 92056705 Elbow Connector 3 8 Tube x NPT 1 18 6304000100 Pressure Maintenance Device Model A2 1 19 98050004 Drain Cup PVC 1 20 98174400 Street Elbow 2 21 98174408 Street Elbow 1 22 98174414 Elbow 1 1 23 98174403 Elbow 1 1 24 98174...

Page 5: ...tlet to the alarm devices After system shutdown resetting the Model DDX De lugeValveisquitesimple Doingsoonlyrequirespushing 5 in and turning the reset knob at the rear of the valve see Fig 1 The external reset feature of the Model DDX De luge Valve provides a means for simple economical sys tem testing which is one essential facet of a good maintenance program The external reset feature does not ...

Page 6: ...rs In addition to the hydrostatic tests described above dry pipe and double interlock preaction systems require an additional low pressure air test In some cases hydrostatic testing in accordance with the NFPA 13 requirements noted above will result in pressures that exceed the working pressure of the valve and trim kit for the two hour test period Thevalveandapplicabletrimkithavebeentested ap pro...

Page 7: ...Fig 4 7 ...

Page 8: ...ush rod and spring assembly with diaphragm seal secured to the casting through a push rod guide constructed of a syn thetic engineering plastic to resist corrosion Casting shall have a bleeder hole located on the pushrod chamber for air water leakage indication Trip ratio shall be approxi mately a 3 1 force differential Deluge valve shall be of the straight through design to minimize friction loss...

Page 9: ...ar System control valve shall be a 2 50 mm Nibco KG 505 w 8 Ball Valve 21 2 65 mm 3 80 mm Nibco GD 4765 8N Butterfly Valve Detection System To initiate actuation of the preaction system s deluge valve a supplemental electric detection system shall be provided Insert applicable product specification Releasing Control Panel A releasing control panel shall be used to operate the preaction system The ...

Page 10: ...losethe globevalvecontrollingsys tem air pressure in the Model A 2 Pressure Maintenance Device 2 Closethepushrodchambersupplyvalve valveA Fig 6 3 Openthemaindrainvalve valveB Fig 6 anddrainsys tem 4 Open all drain valves and vents at low points throughout thesystem closingthemwhenflowofwaterhasstopped Open valve D Fig 6 5 Note The above steps accomplish the relieving of pres sure in the pushrod ch...

Page 11: ...ke sure that valve G Fig 6 is open Push in on the plunger to be sure the ball check is off its seat If no water appears the Deluge Valve s water seat is tight Inspect the bleed hole see Fig 5 ontheundersideofthepushrodchamberforleak age 5 System pneumatic pressure check that system air pressure is between 7 and 10 psi 0 5 bar 0 7 bar Check the Model A 2 Pressure Maintenance Device for leakage and ...

Page 12: ...8 95276006 Diaphragm 1 19 95306268 Clip Retaining 3 8 Shaft 4 20 95406007 O Ring 114 1 21 95406024 O Ring 912 2 22 95406407 O Ring 014 1 23 95406410 O Ring 150 1 24 95406411 O Ring 147 1 25 95506003 Pushrod 1 26 95606114 Screw Socket Head Ø 20 x 5 8 6 27 95606127 Screw Ø 3 8 16 x Socket Cap Flat Head 1 28 95606133 Screw Cap 6 32 x SS 1 29 96016003 Seat Machined 1 30 96206003 Pin Hinge 1 31 9621600...

Page 13: ... ball drip valve E Fig 6 If system air is leaking out the ball drip valve the prob lem is either damage to the airside of the Model DDX DelugeValve ssealfaceplatesubassembly 8 Fig 5 seat 29 Fig 5 ortheupperseatO ring 23 Fig 5 If supply water is leaking out the ball drip valve the prob lemcouldbecausedbydamagetotheModelDDXDe luge Valve s seal faceplate sub assembly 8 Fig 5 seat 29 Fig 5 or lower se...

Page 14: ...14 Fig 6 ...

Page 15: ...stallationtorqueof15foot pounds Set uptheModelDDXDelugeValveasperthesection Re settingtheTypeDDoubleInterlock PreactionSystem 175 psi 12 1 bar Rated Solenoid Valve 250 psi 17 2 bar Rated Solenoid Valve 175 psi 12 1 bar Rated Solenoid Valve 250 psi 17 2 bar Rated Solenoid Valv UL FM Approved Pressure Switch ULC Listed Pressure Switch Ordering Information Specify Valve Model Size 2 50mm Model DDX De...

Page 16: ...sing Control Panel C Model PFC 4410 RC Potter 5403550 Reliable 700 Batteries 12 VDC 12 AMP Hours 90 Hours Backup FM 12 VDC 7 AMP Hours 60 Hours Backup Optional Accessories CA2Z Class A Wiring Module for Initiating Circuits CAM Class A Wiring Module for Indicating Circuits ARM 1 ARM 2 Auxiliary Relay Module RA 4410 RC Remote Annunciator 7 Alarm Annunciator A Model SSM24 8 24 VDC Polarized Bell Reli...

Page 17: ...17 Fig 7 ...

Page 18: ... K L M N P Q R 2 50mm 2 65mm 3 80mm 76mm 7 3 4 197 6 165 8 203 12 318 19 483 32 826 171 4 438 63 4 171 81 4 210 3 89 5 133 93 4 248 5 140 33 4 95 21 4 57 6 152 Total take out dimension for Fully Assembled to DDX Valve w Control Valve Configurations 2 207 32 21 2 3 1727 32 76 mm N A 18 ...

Page 19: ... be clear and clean at the proper flow rate When closed a total water shut off must be observed 3 The valve must be inspected at least monthly for cracks corrosion leakage etc and cleaned repaired or re placed or replaced as necessary 4 At least annually the valve diaphragms and seats must be inspected and if necessary repaired or replaced WARNING CLOSE SYSTEM CONTROL VALVE TURN OFF POWER SUPPLY A...

Page 20: ...ated or new data EG Printed in USA 03 10 P N 9999970333 Reliable For Complete Protection Reliable offers a wide selection of sprinkler components Following are some of the many precision madeReliableproductsthatguardlifeandpropertyfromfirearoundtheclock Automatic sprinklers Flush automatic sprinklers Recessed automatic sprinklers Concealed automatic sprinklers Adjustable automatic sprinklers Dry a...

Reviews: