INSTALLATION INSTRUCTIONS
3" Micro Height Adjust Accessory
WMAH3
WMAH3 Installation Instructions
2
DISCLAIMER
Milestone AV Technologies, Inc., and its affiliated corporations
and subsidiaries (collectively, "Milestone"), intend to make this
manual accurate and complete. However, Milestone makes no
claim that the information contained herein covers all details,
conditions or variations, nor does it provide for every possible
contingency in connection with the installation or use of this
product. The information contained in this document is subject
to change without notice or obligation of any kind. Milestone
makes no representation of warranty, expressed or implied,
regarding the information contained herein. Milestone assumes
no responsibility for accuracy, completeness or sufficiency of
the information contained in this document.
Chief® is a registered trademark of Milestone AV Technologies.
All rights reserved.
IMPORTANT WARNINGS AND
CAUTIONS!
WARNING: A WARNING alerts you to the possibility of
serious injury or death if you do not follow the instructions.
CAUTION: A CAUTION alerts you to the possibility of
damage or destruction of equipment if you do not follow the
corresponding instructions.
WARNING: Failure to read, thoroughly understand, and
follow all instructions can result in serious personal injury,
damage to equipment, or voiding of factory warranty! It is the
installer’s responsibility to make sure all components are
properly assembled and installed using the instructions
provided.
WARNING: Exceeding the weight capacity can result in
serious personal injury or damage to equipment! It is the
installer’s responsibility to make sure the combined weight of
all components attached to the WMAH3 does not exceed 25
lbs (11.34 kg).
• The weight capacity of the WMAH3 may be LIMITED to
the lowest weight capacity of any other components
located between the WMAH3 and the supporting
structure!
DIMENSIONS
5.13
COMPRESSED HEIGHT
130.2
3.08
3.30
83.8
2.70
68.6
0.98
25
0.22
5.6
1.59
40.4
8.39
EXTENDED HEIGHT
213.1
4.62
117.3
1.5"-11.5 NPS THREAD
MEASUREMENTS: [MILLIMETERS]
INCHES
Installation Instructions WMAH3
3
TOOLS REQUIRED / PARTS PROVIDED
ATTACHING WMAH3 TO SHORT THROW
PROJECTOR
1. Use 1/8" hex key (D) and four #10-24 x 3/8" button head cap
screws (B) to secure WMAH3 (A) to short throw projector
mounting plate. (See Figure 1)
Figure 1
MOUNTING PROJECTOR MOUNT TO WMAH3
1. Press quick-release button to lower interior pipe to desired
mounting height. (See Figure 2)
2. Tighten locking set screw with 5/64" hex key (C) to lock
mount in its current position. (See Figure 2)
Figure 2
NOTE: Micro height adjustment is still possible with set screw
tightened, but the set screw must be loosened in order
to adjust height with the quick release button. See
Adjustments section for details.
3. Thread projector mount onto interior pipe by rotating until
hand tight.(See Figure 3)
Figure 3
4. Complete installation following projector mount and short
throw mount installation instructions.
5/64"
(included)
A (1)
[WMAH3]
D (1)
1/8"
B (4)
10-24 x 3/8"
C (1)
5/64"
(included)
1/8"
(B) x 4
1
short throw mounting
plate
(A)
quick-release
button
2
(rear view)
2
1
(RSM shown)
3
WMAH3 Installation Instructions
4
ADJUSTMENTS
Micro Height Adjustment
1. Rotate micro adjustment collar to raise or lower projector
mount as desired. (See Figure 4)
Figure 4
Quick-release Button Height Adjustment
1. Loosen locking set screw with 5/64" hex key (C) to release
quick-release button adjustment mechanism. (See Figure
5)
2. Press quick-release button and adjust height to desired
level. (See Figure 5)
3. Tighten locking set screw with 5/64" hex key (C) to lock
mount in its current position. (See Figure 5)
Figure 5
micro adjustment collar
quick-release
button
2
(rear view)
2
3
1
Installation Instructions WMAH3
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WMAH3 Installation Instructions
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Installation Instructions WMAH3
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WMAH3 Installation Instructions
Chief Manufacturing, a products division
of Milestone AV Technologies
8800-002061 Rev00
2010 Milestone AV Technologies, a
Duchossois Group Company
www.chiefmfg.com
11/10
USA/International A 8401 Eagle Creek Parkway, Savage, MN 55378
P 800.582.6480 / 952.894.6280
F 877.894.6918 / 952.894.6918
Europe A Fellenoord 130 5611 ZB EINDHOVEN, The Netherlands
P +31 (0)40 2668620
F +31 (0)40 2668615
Asia Pacific A Office No. 1 on 12/F, Shatin Galleria
18-24 Shan Mei Street
Fotan, Shatin, Hong Kong
P 852 2145 4099
F 852 2145 4477
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