B-Tech BT893 User manual

B-TECH AV MOUNTS
www.btechavmounts.com
PLEASE KEEP THIS FOR FUTURE REFERENCE
BT893
HEAVY DUTY PROJECTOR CEILING MOUNT
WITH MICRO-ADJUSTMENT
INSTALLATION GUIDE & PARTS LIST
This Pack Contains 1 Mount
CONTENTS
INSTALLATION TOOLS REQUIRED
FEATURES
Installation Safety Notes.....................................................................................................................2
Parts List.............................................................................................................................................4
Installation Instructions.......................................................................................................................6
Typical Pole Installations..................................................................................................................14
Portrait Mounting............................................................................................................... ...............13
Product Dimensions..........................................................................................................................14
B-Tech Contact Details.....................................................................................................................16
• Heavy duty ceiling mount for projectors up to 70kg (154lbs)
• Can be mounted direct to ceiling or onto Ø50mm
extension poles
• +20°/-10° Tilt (Pitch) incremented adjustment
+/-5° Additional Tilt (Pitch) micro-adjustment
+/-5° Roll micro-adjustment
25° Yaw adjustment (ceiling mounted)
45° Yaw adjustment (pole mounted)
• Extendable mounting plate features 4-point micro-adjustment
for perfect alignment of projected images
• Micro-adjustment is altered using handwheels for better
grip and more controlled adjustment
• Optional extension legs can be used to accommodate
larger fixing patterns
• Can mount projector upright for portrait or vertical projections
• Max. distance between projector fixings: 873mm
• Suitable for projectors using M6, M8, M10 and M12 fixings
• Ideal for use with projection mapping projectors
• Quick and easy assembly
15˚
25˚ 25° 45°
5˚
5˚
70kg
COMPATIBLE
POLE MOUNTED
DrillPencil

BT893
PARTS LIST
4
Suitable for loads
up to 70kg
3
2
1
5
4
9
8
7
6

5
PLEASE KEEP THIS FOR FUTURE REFERENCE
REF PART NAME QTY
1
POLE MOUNT
LONG LEG
SHORT LEG
M8 x 12mm SCREW
M8 x 60mm SCREW
4mm HEX KEY
SQUARE NUT
5mm HEX KEY
6mm HEX KEY
8mm HEX KEY
M8 WASHER
CEILING MOUNT
PROJECTOR MOUNT
1
12
13
44
45
166
47
18
129
101
111
121
131
INTERFACE KIT
6M6 x 16mm SCREW
M6 x 30mm SCREW
M8 x 16mm SCREW
M8 x 30mm SCREW
M10 x 16mm SCREW
M10 x 30mm SCREW
A
6B
6C
6D
6E
F
6
M12 x 30mm SCREW
M12 x 16mm SCREW
M6 WASHER
M8 WASHER
M10 WASHER
6G
6H
6I
6J
K6
M12 WASHER
M12 x 5mm SPACER
M12 x 10mm SPACER
M12 x 20mm SPACER
6L
6M
6N
O6

6
INSTALLATION INSTRUCTIONS
1
Fix Ceiling Mount in Place
A. Directly to ceiling.
Fix item 2 directly to the ceiling using suitable fixings (not supplied).
Holes should be drilled into the ceiling at these positions to allow for 25° yaw adjustment.
Ceiling Mount slots allow for adjustment
as shown.
Optional
depending on
type of ceiling
Ceiling fixings
not supplied

B. Using a pole mount.
i) Fix item 2 to item 3 using items 6 & 7.
ii) Insert a BT7850 Ø50mm pole (sold separately) into item 3 and secure in place with item 8.
Tighten grub screws using item 10.
GRUB
SCREW
BT7850 POLE
(sold separately)
To use yaw adjustment on the pole mount, loosen
4 x item 6 by 1 turn. Ensure screws are
tightened fully after adjustment has been made.
NOTE: Item 8 can be replaced with item 6
to prevent cables being obstructed.
WARNING
WARNING
WARNING
loosened only

2Attach Projector Mount to Projector
A. Without legs (up to 200 x 200mm fixing centres).
Attach item 1 directly to the projector using items A - D & I - J with items 10 -13.
Fix mount by using suitable holes and / or slots on the bottom of the projector mount.
PROJECTOR
Arrow indicates
front of mount
Note: The tilt adjustment feature can be used to help access fixing holes.
Remove the M8 x 12mm screw as shown and pull the plunger to change tilt adjustment.
PLUNGER
M8 x 12mm
SCREW

9
B. Using legs
Attach items 4 / 5 to item 1 using items 6 & 9.
Fix items 4 / 5 to the projector using items A - O.
Arrow
indicates
front of
mount
Spacers (items M, N, O)
are to be used where
fixing holes on the
projector are uneven.
PROJECTOR
Interface Screws
Note: Where possible, use
all fixing holes on projector
(4 minimum).
Note: Where possible, use
2 x item 6 and 2 x item 9
for each leg.
Projector Mount attached to
projector using 4 long legs and
2 short legs:

10
3Hook Projector Mount onto Ceiling Mount
Hook the 4 M8 x 12mm screws (attached to item 1) into
the 4 hook-in slots on item 2.
Fully tighten all 4 screws once hooked on.
Use gap to
hook onto item 2.
M8 x 12mm
SCREW
(Do not
remove
these screws). IMPORTANT
All 4 M8 x 12mm screws
must be fully tightened
once hooked on.
CEILING
Set Adjustments
4
A. Set main tilt angle adjustment (-10° / +20°)*.
*An +/-5° additional tilt is available when the micro-adjustment is used.
Remove M8 x 12mm screw.
Hold projector steady, pull plunger to disengage and change tilt. When desired tilt is
reached, ensure plunger is fully engaged and replace M8 x 12mm screw.
WARNING
M8 x 12mm SCREW
PLUNGER
Main tilt angle
guidelines are
located on the
side of the
projector mount.

11
B. Micro-adjust the projector tilt / roll angle (+/-5° tilt / +/-5° roll).
Turn handwheels clockwise to raise, or anti-clockwise to lower projector.
i) Micro-adjust the tilt using either the front 2, or back 2 handwheels simultaneously (+/-5° tilt).
ii) Micro-adjust the roll using either the left 2, or right 2 handwheels simultaneously (+/-5° roll).
WARNING
PROJECTOR
PROJECTOR
PROJECTOR
HANDWHEEL
Arrow indicates
front of mount
Micro-adjustment
tilt / roll guidelines
are located on the
sides of the projector
mount.

PORTRAIT AND VERTICAL PROJECTOR MOUNTING
12
(sold separately)
(sold separately)
Fix Ceiling Mount in Place
ii)
(sold separately)
iii) Attach coverplates to
the BT7052 collars.
1
i) Fix 2 x BT7052 collars (sold separately)
to item 2 using the fixings included with
the BT7052.
Fix item 2 directly to the wall using the same
process as ceiling mounting.

13
Attach Projector Mount to Projector
Hook Projector Mount onto Ceiling Mount
Set Adjustments
WARNING
2
3
4
IMPORTANT
All 4 M8 x 12mm screws
must be fully tightened
once hooked on.

BT893
PRODUCT DIMENSIONS
14
BT893
TYPICAL POLE INSTALLATIONS
-10 °/+20°
64.5mm
57.2mm
For pole mounting
121mm
136mm
143 - 163mm
20mm
262.4mm
FRONT VIEW TOP VIEW
SIDE VIEW (WITH LEGS) SIDE VIEW (WITH POLE ADAPTOR)
276.4mm
98.3mm
339mm
276.4mm
68.8mm
45mm
8.5mm
25º
24mm
150mm
BT893
BT893
BT893
BT7052
BT7822
BT7052
BT7850
BT7850
BT7808
BT7851
Projector Projector
Projector
262.4mm
220mm
283.4mm
50mm

BT893
PRODUCT DIMENSIONS
THESE INSTRUCTIONS ARE INTENDED AS A GUIDE ONLY AND B-TECH ACCEPTS NO
LIABILITY FOR THE ACCURACY OF THE INFORMATION CONTAINED IN THIS DOCUMENT.
15
100mm
150mm
200mm
8.5mm
100mm 150mm 200mm
8.5mm
295.2mm
13mm
33.2mm
873.2mm
617.5mm max. square fixing pattern
790.4mm max.
790.4mm max.
4 x LONG LEGS
419.5mm max. square fixing pattern
593.2mm
13mm
33.2mm
155.2mm
510.4mm max.
510.4mm max.
4 x SHORT LEGS

B-TECH AV MOUNTS
HEAD OFFICE
B-Tech International Limited
Bennett House, Long March, Daventry, Northants., NN11 4NR, UK
Email: [e-mail]
©2018 B-Tech International Design and Manufacturing Limited. All rights reserved.
B-Tech AV Mounts is a division of B-Tech International Design & Manufacturing Ltd.
B-Tech, Better By Design, System 2 and Pro Install are registered trademarks of B-Tech International Design & Manufacturing Ltd.
All other brands and product names are trademarks of their respective owners.
Photographs are for illustrative purposes only. E&OE.
AMA-BT893-V1.1-1018-110 MADE IN VIETNAM
www.btechavmounts.com