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BULLETIN

The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058

Telephone: 269-945-9501  Technical Services: 877-384-5464  Fax: 269-818-1680  Email: [email protected]

CARE AND HANDLING 

OF SPRINKLERS

Page 1 of 4

Form No. F_091699     18.10.11    Rev 16.1.P65

SPRINKLERS ARE FRAGILE - HANDLE WITH CARE!

General Handling and Storage:

• 

Store sprinklers in a cool, dry place.

• 

Protect sprinklers during storage, transport, handling, and after installation.

• 

Use the original shipping containers. DO NOT place sprinklers loose in boxes, bins, 

or buckets.

• 

Keep sprinklers separated at all times. DO NOT allow metal parts to contact sprinkler 

operating elements.

For Pre-Assembled Drops:

• 

Protect sprinklers during handling and after installation.

• 

For recessed assemblies, use the protective sprinkler cap (Viking Part Number 10364).

Sprinklers with Protective Shields or Caps:

• 

DO NOT remove shields or caps until after sprinkler installation and there no longer is 

potential for mechanical damage to the sprinkler operating elements.

• 

Sprinkler shields or caps MUST be removed BEFORE placing the system in 

service!

• 

Remove the sprinkler shield by carefully pulling it apart where it is snapped together.

• 

Remove the cap by turning it slightly and pulling it off the sprinkler.

Sprinkler Installation:

• 

DO NOT use the sprinkler deflector or operating element to start or thread the sprinkler 

into a fitting.

• 

Use only the designated sprinkler head wrench!

 Refer to the current sprinkler tech-

nical data page to determine the correct wrench for the model of sprinkler used.

• 

DO NOT install sprinklers onto piping at the floor level.

• 

Install sprinklers after the piping is in place to prevent mechanical damage.

• 

DO NOT allow impacts such as hammer blows directly to sprinklers or to fittings, pipe, 

or couplings in close proximity to sprinklers. Sprinklers can be damaged from direct or 

indirect impacts.

• 

DO NOT attempt to remove drywall, paint, etc., from sprinklers.

• 

Take care not to over-tighten the sprinkler and/or damage its operating parts! 

Maximum Torque:  

1/2” NPT:   14 ft-lbs. (19.0 N-m)        
3/4” NPT:   20 ft-lbs. (27.1 N-m)         
1” NPT:   30 ft-lbs. (40.7 N-m)

 WARNING

Any sprinkler with a loss of liquid from the glass bulb or damage to the fusible element should be destroyed. Never install sprinklers 

that have been dropped, damaged, or exposed to temperatures exceeding the maximum ambient temperature allowed. Sprinklers that 

have been painted in the field must be replaced per NFPA 13. Protect sprinklers from paint and paint overspray in accordance with 

the installation standards. Do not clean sprinklers with soap and water, ammonia, or any other cleaning fluid. Do not use adhesives 

or solvents on sprinklers or their operating elements.

Refer to the appropriate technical data page and NFPA standards for complete care, handling, installation, and maintenance 

instructions. For additional product and system information Viking data pages and installation instructions are available on 

the Viking Web site at www.vikinggroupinc.com.

CORRECT

(Original container used)

INCORRECT

(Placed loose in box)

CORRECT

(Protected with caps)

INCORRECT

(Protective caps not used)

CORRECT

(Piping is in place at the 

ceiling)

INCORRECT

(Sprinkler at floor level)

CORRECT

(Special installation 

wrenches)

INCORRECT

(Designated wrench not 

used)

Replaces Form No. F_091699 Rev 16.1

(Added P65 Warning)

Summary of Contents for 23874

Page 1: ...5 bar Rated to 175 psi 12 bar water working pressure Factory tested hydrostatically to 500 psi 34 5 bar Thread size 1 2 NPT 15 mm BSPT Nominal K factor 8 0 U S 115 metric Glass bulb fluid temperature...

Page 2: ...ature rated sprinkler Accessories Sprinkler Wrenches see Figure 1 A Installer Wrench Part No 22055 available since 2017 B Cabinet Wrench Part No 20901M B available since 2017 C Recessed Socket Wrench...

Page 3: ...55 F 68 C 175 F 79 C and 200 F 93 C C 155 F 68 C 175 F 79 C 200 F 93 C and 286 F 141 C D 155 F 68 C 175 F 79 C and 200 F 93 C Approved Finishes 1 Brass Chrome White Polyester 3 4 Black Polyester 3 4 a...

Page 4: ...applicable DESIGN CRITERIA FM FM Approval Requirements The Viking VK3522 Quick Response Pendent Sprinkler is FM Approved as quick response Non Storage Pendent sprinkler as indicated in the FM Approval...

Page 5: ...3 Recessed Installation with Recessed Socket Wrench A 1 2 ratchet is required not available from Viking Figure 4 Recessed Installation with standard Installer s Wrench 2 Carefully slide the wrench sid...

Page 6: ...3 Thread On Recessed Escutcheon E 3 and NP 3 Outer rings have larger diameters Max 1 7 16 37 mm Max 1 3 4 44 mm Min 13 16 21 mm Min 15 16 24 mm Ceiling opening size Minimum 2 5 16 59 mm Maximum 2 1 2...

Page 7: ...tall sprinklers onto piping at the floor level Install sprinklers after the piping is in place to prevent mechanical damage DO NOT allow impacts such as hammer blows directly to sprinklers or to fitti...

Page 8: ...CAPS MUST BE REMOVED FROM SPRINKLERS BEFORE PLACING THE SYSTEM IN SERVICE Figure 1 Sprinkler shield being removed from a pendent sprinkler Figure 2 Sprinkler cap being removed from a pendent sprinkle...

Page 9: ...these sprinklers NOTE The protective cap is temporarily removed during installation and then placed back on the sprinkler for protection until finish work is completed Do not over tighten the sprinkle...

Page 10: ...the corrosion resistant properties of the sprinkler Use care when locating sprinklers near fixtures that can generate heat Do not install sprinklers where they would be exposed to temperatures exceed...

Page 11: ...readings to be expected In addition recognized installation rules may require a higher temperature classifica tion depending upon sprinkler location occupancy classification commodity classification...

Page 12: ...y intended for installation with a concealed piping system The assembly con sists of a sprinkler installed in a decorative adjustable recessed escutcheon that minimizes the protrusion of the sprinkler...

Page 13: ...ENANCE Refer to NFPA 25 for Inspection Testing and Maintenance requirements 7 AVAILABILITY Viking sprinklers are available through a network of domestic and international distributors See The Viking C...

Page 14: ...e sprinkler technical data page Never install any glass bulb sprinkler if the bulb is cracked or if there is a loss of liquid from the bulb A small air bubble should be present in the glass bulb Any s...

Page 15: ...ctile iron or Nibco CPVC threaded tee fittings for wet systems that meet the dimensional requirements of ANSI B16 3 Class 150 or cast iron threaded tee fittings that meet the dimensional requirements...

Page 16: ...her To remove caps from frame style sprinklers turn the caps slightly and pull them off the sprinklers SPRINKLER CAPS OR BULB SHIELDS MUST BE REMOVED FROM SPRINKLERS BEFORE PLACING THE SYSTEM IN SERVI...

Page 17: ...rior to removing the system from service notify all Authorities Having Jurisdiction Consideration should be given to employment of a fire patrol in the affected area 1 Remove the system from service d...

Page 18: ...tion of fire protection products are provided herin as they relate to legally mandated jurisdictional regions WARNING STATE OF CALIFORNIA USA Installing or servicing fire protection products such as s...

Page 19: ...render the sprinkler inoperative and will automatically nullify the approval and any guarantee made by The Viking Corporation Refer to the Authority Having Jurisdiction prior to installation 2 GENERA...

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