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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 2 of 4

Form No. F_091699     18.10.11    Rev 16.1.P65

PROTECTIVE SPRINKLER SHIELDS AND CAPS

General Handling and Storage:

Many Viking sprinklers are available with a plastic protective cap or shield temporarily covering the operating elements. The snap-

on shields and caps are factory installed and are intended to help protect the operating elements from mechanical damage during 

shipping, storage, and installation. NOTE: It is still necessary to follow the care and handling instructions on the appropriate sprin-

kler technical data sheets* when installing sprinklers with bulb shields or caps.

WHEN TO REMOVE THE SHIELDS AND CAPS:

NOTE: SHIELDS AND CAPS MUST BE REMOVED FROM SPRINKLERS BEFORE PLACING THE SYSTEM IN SERVICE!

Remove the shield or cap from the sprinkler only after checking all of the following:

• 

The sprinkler has been installed*.

• 

The wall or ceiling finish work is completed where the sprinkler is installed and there no longer is a potential for mechanical damage 

to the sprinkler operating elements.

SHIELDS AND 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 sprinkler.

Figure 3: Sprinkler cap being re-

moved from and upright sprinkler.

HOW TO REMOVE SHIELDS AND CAPS:

No tools are necessary to remove the shields or caps from sprinklers. DO NOT use any sharp objects to remove them! 

Take care 

not to cause mechanical damage to sprinklers when removing the shields or caps.

 When removing caps from fusible ele-

ment sprinklers, use care to prevent dislodging ejector springs or damaging fusible elements. NOTE: Squeezing the sprinkler cap 

excessively could damage sprinkler fusible elements.

• 

To remove the shield, simply pull the ends of the shield apart where it is snapped together. Refer to Figure 1.

• 

To remove the cap, turn it slightly and pull it off the sprinkler. Refer to Figures 2 and 3.

Refer to the current sprinkler technical data page to determine the correct sprinkler wrench for the model of sprinkler used.

Never install sprinklers that have been dropped, damaged, or exposed to temperatures in excess of the maximum ambient
temperature allowed.

* Refer to the appropriate current technical data pages for complete care, handling, and installation instructions. Data 

pages are included with each shipment from Viking or Viking distributors. They can also be found on the Web site at www.

vikinggroupinc.com.

Summary of Contents for MICROFAST VK311

Page 1: ...r When pressure is measured in kPa divide the metric K factor shown by 10 0 Material Standards Frame Casting Brass UNS C84400 or QM Brass Deflector Brass UNS C26000 Fusible Element Assembly Nickel Alloy Trigger and Support Stainless Steel UNS S31600 Belleville Spring Sealing Assembly Nickel Alloy coated on both sides with PTFE Tape Seat and Insert Assembly Copper UNS C11000 and Stainless Steel UNS...

Page 2: ...ernational distributors See The Viking Corporation web site for the closest distributor or contact The Viking Corporation 8 GUARANTEE For details of warranty refer to Viking s current list price schedule or contact Viking directly TABLE 1 AVAILABLE SPRINKLER TEMPERATURE RATINGS AND FINISHES Sprinkler Temperature Classification Sprinkler Nominal Temperature Rating1 Maximum Ambient Ceiling Temperatu...

Page 3: ...ured in Bar When pressure is measured in kPa divide the metric K factor shown by 10 0 3 This table shows the listings and approvals available at the time of printing Check with the manufacturer for any additional approvals 4 Listed by Underwriters Laboratories Inc for use in the U S and Canada 5 Other colors are available on request with the same Listings and Approvals as the standard colors DESIG...

Page 4: ...stall 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 tight...

Page 5: ...D 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 sprinkler Figure 3 Sprinkler cap being re moved from and upright sprinkler HOW TO REMOVE SHIELDS AND CAPS No tools are necessary to remove the shields or caps from sprinklers DO NOT use any sharp objects to ...

Page 6: ... 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 sprinklers into fittings during installation Do not use the sprinkler deflector to start or thread the sprinklers into fittings during installation Do not attempt to remove drywall paint etc from the sprinkl...

Page 7: ...t 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 ing the maximum recommended ambient temperature for the temperature rating used Inspect the coated sprinklers frequently soon after installation to verify the integrity of the corrosion resistant co...

Page 8: ...ction 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 sprinklers valves piping etc can expose you to chemicals including but not li mited to lead nickel butadiene titaninum dioxide chromium carbon black and acrylonitrile which are known to the State of C...

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