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B-Tech BT893 Installation Manual page 7

Heavy duty projector ceiling mount with micro-adjustment

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Using a pole mount.
B.
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.
WARNING
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
GRUB
SCREW
WARNING
loosened only
to prevent cables being obstructed.
WARNING

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