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Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: techsvcs@vikingcorp.com
Visit the Viking website for the latest edition of this technical data page www.vikinggroupinc.com
cULus Listing Requirements: Mirage
installation in accordance with the latest edition of NFPA 13 for extended coverage pendent spray sprinklers:
Limited to Light Hazard occupancies, with
•
•
Minimum spacing allowed is 8 ft. (2.4 m) unless baffles are installed in accordance with NFPA 13.
Minimum distance from walls is 4 in. (102 mm).
•
Maximum distance from walls shall be no more than one-half of the allowable distance between sprinklers. The distance shall be measured
•
perpendicular to the wall.
The sprinkler installation and obstruction rules contained in NFPA 13 for extended coverage pendent spray sprinklers must be followed.
•
•
Venting is required.
Concealed sprinklers must NOT be installed in positive pressure plenums.
•
IMPORTANT: Always refer to Bulletin Form No. F_091699 - Care and Handling of Sprinklers. Also refer Bulletin Form No.
F_080614 for general care, installation, and maintenance information. Viking sprinklers are to be installed in accordance with
the latest edition of Viking technical data, the appropriate standards of NFPA, FM Global, LPCB, APSAD, VdS or other similar
organizations, and also with the provisions of governmental codes, ordinances, and standards, whenever applicable.
Sprinkler and Adapter
Assembly
• Protective cap
removed
• Use wrench
14031**
Step 1:
Carefully slide the wrench
sideways around the
deflector and pins
NEVER install the sprinkler by applying the installation
wrench across the frame arms. DO NOT overtighten. Use
only the designated sprinkler wrenches, Part Numbers
14047WB** or 14031**. A leak-tight seal should be achieved
by turning the sprinkler clockwise 1 to 1-1/2 turns beyond
finger tight.
Form No. F_080107
Rev 01
TECHNICAL DATA
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
(Also refer to the Approval Chart)
®
Quick Response Extended Coverage Concealed Pendent Sprinklers VK632 and VK634 are cULus Listed for
smooth, flat, horizontal ceilings only
Sprinkler Wrench
Part No. 14047WB**
Figure 3: Sprinkler Installation and Proper Wrench Usage
**
A 1/2" ratchet is required (Not available from us.)
April 2023
DESIGN CRITERIA
.
Step 2:
Carefully press the wrench upward and
turn slightly to ensure engagement with the
sprinkler wrench flats.
MIRAGE
QUICK RESPONSE
®
EXTENDED COVERAGE
CONCEALED PENDENT
SPRINKLERS
(VK632 AND VK634)
2-1/4" (57 mm)
diameter opening
required in the
ceiling.
Sprinkler
wrench flat
Page 5 of 6
Sprinkler
frame arms
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