
Safety Technology International, Inc.
ANCHOR
(4) PROVIDED
3/4 in. NPT PLUG
(1) PROVIDED
COVER & BACKBOX
ASSEMBLY
#6 x 1 1/4 in. SCREW
(4) PROVIDED
O-RING GASKET
(4) PROVIDED
WHEN USING ANCHORS,
DRILL 3/16 in. DIA. HOLES
1 1/4 in. DEEP
IF USING SCREWS ONLY,
DRILL 7/64 in. DIA. HOLES
1 1/4 in. DEEP
2306 Airport Road • Waterford, Michigan 48327-1209
Phone: 248-673-9898 • Fax: 248-673-1246
Toll Free: 800-888-4784 • E-mail: info@sti-usa.com
Web: www.sti-usa.com
ANCHOR
(4) PROVIDED
3/4 in. NPT PLUG
(1) PROVIDED
COVER & BACKBOX
ASSEMBLY
#6-32 x 1/2 in. SCREW
(6) PROVIDED
14400 SEALED
MOUNTING PLATE
14500 OPEN
MOUNTING PLATE
STI-1316
COVER GASKET
Safety Technology International (Europe) Ltd.
Unit 49G Pipers Road • Park Farm Industrial Estate • Redditch
Worcestershire • B98 0HU • England • Tel: 44 (0) 1527 520 999
Fax: 44 (0) 1527 501 999 • Freephone: 0800 085 1678 (UK only)
E-mail: info@sti-europe.com • Web: www.sti-europe.com
B
(143mm)
A A
B
4.50 in.
(114mm)
5.65 in.
6.8 in.
(173mm)
6.2 in.
(156mm)
SECTION B-B
(191mm)
2.8 in.
(71mm)
7.5 in.
8.15 in.
(207mm)
WHEN USING ANCHORS,
DRILL 3/16 in. DIA. HOLES
1 1/4 in. DEEP
IF USING SCREWS ONLY,
DRILL 7/64 in. DIA. HOLES
1 1/4 in. DEEP
O-RING GASKET
(4) PROVIDED
#6 x 1 1/4 in. SCREW
(4) PROVIDED
INSTALLATION INSTRUCTIONS
1. Before mounting cover and backbox assembly, the four mounting holes in backbox (one
in each corner) may need to be drilled out using a 5/32 in. diameter drill.
2. After drilliing out the four mounting holes on backbox, if needed, place cover and backbox
assembly in position and mark the four mounting hole locations onto the wall.
3. Drill the four mounting hole locations in wall using drill sizes stated in above drawing.
4. Place the four o-ring gaskets onto each screw and mount the cover and backbox assembly
to wall. Do not over tighten. Over tightening may cause the o-ring gasket to tear.
INSTALLATION OF STI-14400 AND STI-14500 SERIES UNIVERSAL STOPPER® LOW PROFILE - ENCLOSED BACKBOX
All specifications and information shown were current as of publication and are subject to change without notice.
4.92 in.
(124mm)
2.05 in.
(52mm)
5.43 in.
(138mm)
4.18 in.
(106mm)
.37 in.
(9mm)
1.4 in.
(36mm)
1.40 in.
(35mm)
3.30 in.
(83mm)
SECTION A-A
POLYCARBONATE CLEANING INSTRUCTIONS:
Rinse with water to remove abrasive dust and dirt. Wash with soap or mild detergent,
using a soft cloth. Rinse once more then dry with a soft cloth or chamois. Exercise
caution when using water inside enclosure. Make sure unit is completely dry inside
before reassembling. To remove grease or wet paint from exterior of cover, rub
gently with a soft cloth thoroughly wetted with Naphtha. Then wash and rise.
Note: Do not use razor blades, they will scratch the surface.
Electronic warranty form at www.sti-usa.com/wc14
STI-14400 SERIES MAY 2012