July 23, 2001 533 a

MODEL A-1 SPEED TECHNICAL DATA CONTROL ASSEMBLY (Maximum 250 PSI WWP)

1. PRODUCT NAME Water Working Pressure Rating: VIKING MODEL A-1 For use up to 250 PSIG (1 724 SPEED CONTROL ASSEMBLY kPa) Part No. 08780 Galvanized Factory Assembled Part No. 11181 Brass Shipping Weight: Approximately 6.8 Part No. 11192 Stainless Steel lbs (3,1 kg) For use with Viking Deluge Material Specifications: Refer to and Flow Control Valves Chart in Figure 2 2. MANUFACTURED 5. OPERATION (Refer to Figure 2.) THE VIKING CORPORATION 210 N. Industrial Park Road The Viking Model A-1 Speed Con- Hastings, MI 49058 U.S.A. trol Assembly consists of a Telephone: (616) 945-9501 pre-assembled galvanized or brass (877) 384-5464 pipe loop for installation between Fax: (616) 945-9599 the priming chamber and trim of the e-mail: [email protected] Viking Deluge or Flow Control used. 3. PRODUCT DESCRIPTION One leg of the loop is equipped with The Viking Speed Control Assembly a to allow flow into the provides adjustment of the opening priming chamber only. The other leg speed of Viking Deluge Valves, and is equipped with a check valve that adjustment of both the opening and only allows flow out of the priming closing speed of Viking Flow Control chamber. Valves. Water hammer, which may Speed Control Assembly result from the opening of a Deluge Both legs are equipped with a spe- Figure 1 Valve or opening and closing of a cial to adjust flow into Flow , may be reduced or out of the priming chamber. The 6. AVAILABILITY AND SERVICE by adjusting opening and/or closing needle valves are modified to pre- The Viking Speed Control Assem- speed. Also, use of the Speed Con- vent complete closure, thus ensur- bly is available through a network of trol Assembly, along with the Viking ing that fully closing the needle domestic, Canadian, and interna- Pilot Pressure Regulating Valve, en- valves will not prevent the Deluge tional distributors. See the Yellow ables pressure regulation for reduc- Valve or from Pages of the telephone directory for ing high water supply (inlet) pres- operating. An additional strainer is a local distributor (listed under sures to lower outlet pressures. provided in the outlet leg of the as- “Sprinklers-Automatic-Fire”) or con- sembly to prevent the possibility of tact The Viking Corporation. The Speed Control Assembly is fac- contaminants entering release line tory assembled for easy installation, devices. and is listed for optional use with Vi- Viking Technical Data may be found on king Deluge and Flow Control With both needle valves fully The Viking Corporation’s Web site at Valves equipped with Conventional opened, flow into the priming cham- http://www.vikingcorp.com. OBSOLETEber will allow the valve to set at maxi- The Web Site may include a more recent Trim. mum speed and flow out of the prim- edition of this Technical Data Page. The Viking Speed Control Assembly ing chamber will allow the valve to is required when a Viking Flow Con- trip at maximum speed. By partially 7. GUARANTEES trol Valve is equipped with a Viking or fully closing the appropriate nee- For details of warranty, refer to Vi- Pilot Pressure Regulating Valve. dle valve, the setting and/or tripping king’s current list price schedule or 4. TECHNICAL DATA speed can be reduced. contact The Viking Corporation di- UL Listed for use with UL Listed Vi- rectly. king Deluge Valves and Flow Operation Note 8. INSTALLATION Control Valves equipped with With the needle valve in the outlet leg of the Conventional Trim. assembly fully closed, and water supply General Installation Instructions: UL Listed as a required component pressure at approximately 175 PSIG (1 207 The Viking Deluge Valve or Flow when UL Listed Viking Flow Con- kPa), valve operation from closed to fully Control Valve used must be trol Valves are equipped with the open occurs in approximately 4 to 5 sec- trimmed with Conventional Trim and Viking Pilot Pressure Regulating installed in an area not subject to Valve. freezing temperatures or physical Form No. F_091794 Replaces page 533a-d dated March 28, 2000. Added refer- ence to brass and stainless steel models now available. 533 b July 23, 2001

MODEL A-1 SPEED TECHNICAL DATA CONTROL ASSEMBLY (Maximum 250 PSI WWP) damage. When corrosive atmo- Viking Trim Chart provided in Fig- rent Technical Data for the Valve spheres and/or contaminated water ure 3. used. supplies are present, it is the own- Hydrostatic Test: Adjustment: er's responsibility to verify compati- 5. Adjustment procedure for Deluge Caution: When a Pressure Oper- bility with the Valve, Trim, Speed Valves: ated Relief Valve (PORV) is in- Control Assembly, and associated a. If the opening speed observed stalled in the Deluge or Flow Control equipment. in step 3 was too fast, turn the Valve trim, DO NOT subject the For proper operation and approval, needle valve marked “SLOW PORV to a 200 psi (1 379 kPa) hy- OPEN” clockwise. the Speed Control Assembly must drostatic system test unless the 1/2" be installed according to the appro- trim piping connecting the outlet Note: Needle valves are modified to priate Viking Deluge Valve or Flow prevent complete closure. Fully chamber of the Deluge or Flow closing the needle valves will not Control Valve Trim Chart and Viking Control Valve to the operating (sin- prevent the Deluge Valve from oper- schematic drawings for the system gle ported) end of the PORV is dis- ating. being installed. Trim Charts are pro- connected and plugged during the b. If the opening speed was too vided in the Speed Control Assem- test. Remove the plugs and slow, turn the needle valve bly Package. Both Trim Charts and re-connect the piping before placing marked “SLOW OPEN” coun- schematic drawings are provided in the system in service. ter-clockwise. the Viking Engineering and Design 9. PLACING IN SERVICE 6. Repeat steps 3 through 5 until the Data book. desired operating speed is 9-A: PROCEDURE FOR DELUGE 1. Verify that the Viking Deluge achieved. VALVES: Valve Trim or Flow Control Valve 9-B: PROCEDURE FOR FLOW Trim used is Conventional Trim 1. Adjust Speed Control to initial set- CONTROL VALVES: (Refer to Figure 3). If the trim has ting for Deluge Valves: 1. Adjust Speed Control to initial set- been installed, verify that it has a. Fully OPEN the needle valve ting for Flow Control Valves: been installed according to cur- controlling flow into the priming a. Fully CLOSE BOTH needle rent trim charts. chamber. This needle valve is valves, then partially open 2. Verify that the system is out of marked “SLOW CLOSE”. them, turning both approxi- service and that the Deluge or b. Fully CLOSE the needle valve mately one and one- half turns Flow Control Valve Conventional controlling flow out of the prim- counterclockwise. Trim has been de-pressurized ing chamber. (This needle 2. Place the system in service ac- and properly drained. valve is marked “SLOW cording to instructions printed in 3. On valves with trim installed, re- OPEN”.) Then partially open it, move the pipe connecting the current Technical Data for the Vi- turning it approximately one king Flow Control Valve used. priming chamber to the trim by and one-half turn coun- loosening the two unions pro- 3. Perform Trip Test to test the Flow ter-clockwise. Control Valve operating speed vided. 2. Place the system in service ac- 4. Remove plastic thread protectors with initial settings as described cording to instructions printed in in step 1. from the Speed Control Assem- current Technical Data for the Vi- bly. king Deluge Valve used. Caution: Performing a trip test re- OBSOLETEsults in operation of the Flow 5. Apply a small amount of pipe joint 3. Perform Trip Test to test the De- compound or tape to the external Control Valve. Water will flow luge Valve opening speed with into the sprinkler piping and out threads of all pipe connections initial settings as described in required. Take care not to allow of any open sprinklers. Take nec- step 1. (Opening the Emergency essary precautions to prevent any compound, tape, or other for- Release will trip the system.) damage. eign matter inside any of the nip- ples or openings of the Speed Caution: Performing a trip test re- a. Observe the time required for sults in operation of the Deluge Control Assembly or other trim the Flow Control Valve to Valve. Water will flow into the sprin- open. components. kler piping and out of any open 6. Remove the union parts from the sprinklers. Take necessary precau- 4. Reset the Releasing Device used pipe removed in step 3 and install tions to prevent damage. to trip the system. a. Observe the time required for them on the 1/2" (15 mm) NPT a. Observe the time required for the Flow Control Valve to re- nipples provided on the Speed the Deluge Valve to open. set. Control Assembly. 4. Reset the Deluge Valve accord- 7. Install the Speed Control Assem- ing to instructions printed in cur- bly as shown on the appropriate July 23, 2001 533 c

MODEL A-1 SPEED TECHNICAL DATA CONTROL ASSEMBLY (Maximum 250 PSI WWP)

Adjustment: provided in Technical Data for the c. Open priming valve. Allow wa- 5. Adjustment procedure for Flow Valve used. ter to flow from the opening un- Control: Observe and apply all notices, warn- til it appears clear and free of a. If the opening speed observed ings, cautions, and recommended debris. in step 3 was too fast, turn the procedures pertaining to trim com- d. Close the priming valve. needle valve marked “SLOW ponents for the Valve used. e. Re-install the flushing plug. OPEN” clockwise. Perform all recommended inspec- 5. To remove strainer screen for in- Note: Needle valves are modified to tions, testing, and maintenance pro- spection and cleaning: prevent complete closure. Fully cedures on a regular basis; at least a. Use the appropriate wrench to closing the needle valves will not as often as the minimum frequen- loosen and remove the brass prevent the Flow Control Valve from cies recommended in Technical hex bushing and sealing operating. Data for the Valve used. washer. b. If the opening speed was too b. The strainer screen can be re- slow, turn the needle valve Strainer Maintenance Procedures: moved for inspection. marked “SLOW OPEN” coun- (Refer to Figure 2.) Caution: Hex bushing and trim terclockwise. may be pressurized. c. If the closing (resetting) speed Note: Flushing of strainer may be c. Flush the screen with fresh wa- performed after the Deluge Valve or observed in step 3 was too Flow Control Valve has operated. If ter until clean. fast, turn the needle valve the system is in operation when the d. Place metal sealing washer marked “SLOW CLOSE” strainer flushing plug is removed, over threads of hex-bushing. clockwise. water will flow from the opening. e. Carefully insert the screen into b. If the closing (resetting) speed 1. To prevent operation of the De- the seat provided in hex bush- was too slow, turn the needle luge Valve or Flow Control Valve, ing. valve marked “SLOW CLOSE” verify that the Main Water Supply f. Install the hex bushing with counterclockwise. Control Valve is closed. screen. Use the appropriate 6. Repeat steps 3 through 5 until the 2. Close the priming valve. wrench. Do not over-tighten. desired operating speed is 3. The Speed Control Assembly 6. When strainer maintenance is achieved. and associated trim may be complete, place the system in de-pressurized by temporarily 10. INSPECTIONS, TESTS, and service according to instructions opening the Emergency Re- printed in current Technical Data MAINTENANCE lease. for the Viking Flow Control Valve After installation, the Speed Control 4. To Flush Strainer Screen: used. Assembly is considered a trim com- a. Use the appropriate wrench to a. Verify that the Main Water ponent of the Valve on which it is in- remove strainer flushing plug. Supply Control Valve and stalled. Caution: Plug and trim may be priming valve are open. Refer to Maintenance instructionsOBSOLETEpressurized. 533 d July 23, 2001

MODEL A-1 SPEED TECHNICAL DATA CONTROL ASSEMBLY (Maximum 250 PSI WWP)

PART NUMBER MATERIAL ITEM NO. DESCRIPTION NO. Stainless REQ'D. Galvanized Brass Galvanized or Brass Stainless Steel Steel Stainless Steel and 1 01488A 01488A 09742 1/4" Strainer Bronze and Monel 1 Monel 2 ------1/2" x 1/2" x 1/4" Tee Galvanized Steel Stainless Steel 1 3 ------1/2" x 1-1/2" Nipple Galvanized Steel Stainless Steel 2 4 03945A 03945A 11204 1/2" Check Valve Brass Stainless Steel 1 5 ------1/2" x Clo. Nipple Galvanized Steel Stainless Steel 6 1/2" Releasing Speed Control 6 08313 08313 11203 Bronze Stainless Steel 1 Needle Valve Aluminum, Silk 7 08785 08785 08785 Label, Slow Close Aluminum, Silk Screened 1 Screened 8 ------1/2" x 1/2" x 1/2" Tee Galvanized Steel Stainless Steel 1 9 ------1/2" Union Galvanized Steel Stainless Steel 1 10 ------OBSOLETE 1/2" x 1/4" x 1/2" Tee Galvanized Steel Stainless Steel 1 Aluminum, Silk 11 08786 08786 08786 Label, Slow Open Aluminum, Silk Screened Screened 12 ------1/2" x 1/4" Hex Bushing Galvanized Steel Stainless Steel 1 13 ------1/4" x Clo. Nipple Galvanized Steel Stainless Steel 3 14 ------1/4" x 90° Ell Galvanized Steel Stainless Steel 1 15 08431 08431 11205 1/2" In-line Check Valve Bronze Stainless Steel 1 16 ------1/4" Pipe Plug Brass Stainless Steel 1 17 ------Cap, Thread 2 18 ------1/2" x 2" Nipple Galvanized Steel Stainless Steel 1 --Indicates replacement part not available Sub-Assembly 6, 7, 08791 08791 11565 Replacement Needle Package 11

Figure 2 July 23, 2001 533 e

MODEL A-1 SPEED TECHNICAL DATA CONTROL ASSEMBLY (Maximum 250 PSI WWP)

The Viking Speed Control Assembly may be used on Viking Deluge or Flow Control Valves equipped with Con- ventional Trim installed according to the current Conventional Trim Chart for the Valve used. For Releasing De- vices and modular trim, refer to current Technical Data for the Releasing device used. Viking Deluge Valves, Flow Control Valves, Conventional Trim Packages, Releasing Devices and the Speed Control Assembly must

OBSOLETE