Victaulic VicFlex I-VICFLEX Field Installation Handbook page 38

• When the Style AB3 is used in institutional applications, install the institutional
sprinkler by following the manufacturer's installation instructions. For other
applications that utilize Victaulic
the I-40 Installation and Maintenance Instructions for sprinkler installation
requirements.
• If the sprinkler deflector or bulb protector appears too large to pass through the
hole in the ceiling or wall, it may be necessary to install the sprinkler after the
sprinkler reducing nipple is installed in the Style AB3 Surface-Mount Bracket.
I-VICFLEX_38
4. Slide the sprinkler reducing nipple
into the center gate assembly and
through the hole in the masonry wall
or ceiling. Verify that the bends in the
flexible hose comply with requirements
listed in the "Technical Data" section of
this handbook.
4a. Close the gate around the sprinkler
reducing nipple. Swing the pivot screw
into the slot on the gate, and tighten
the wing nut to a torque of
40 – 50 inch-lbs/4.5 - 5.6 N•m
(approximately hand-tight, plus 1/2 to
3/4 of a turn). NOTE: The pivot screw of
the center gate assembly is staked to
resist removal of the wing nut.
NOTICE
FireLock Automatic Sprinklers, refer to
® ™
STYLE AB3 BRACKET INSTALLATION FOR
SURFACE MOUNT APPLICATIONS REV_A