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.