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Page 4 of 5
MicrofastHP
QUICK
®
RESPONSE FUSIBLE
TECHNICAL DATA
ELEMENT HSW HIGH PRES-
SURE SPRINKLER VK346 (K2.8)
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: techsvcs@vikingcorp.com
Visit the Viking website for the latest edition of this technical data page www.vikinggroupinc.com.
Step 1: Carefully slide the
wrench sideways around
the deflector, ensuring en-
gagement with the sprinkler
wrench flats.
Sprinkler wrench 13655W/B**
must be used for installing
recessed HSW sprinklers.
** A 1/2" ratchet is required
Step 2: Carefully press the wrench onto the
(not available from Viking)
sprinkler wrench flats.
Figure 2: Wrench 13655W/B for Recessed Sprinklers
2-1/2"
2-1/4"
(64 mm)
(57 mm)
Wall Opening Size:
Installed with a Standard
2-5/16" (59 mm) minimum
1/8" Surface-Mounted
Escutcheon
2-1/2" (64 mm) maximum
Figure 3: Sidewall Sprinkler Dimensions with a Standard Escutcheon
Form No. F_071614
21.03.05
Rev 21.1
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