Acer K330 User Manual page 42

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3 Use the appropriate number of screws for the projector size to attach the
projector to the ceiling mount bracket.
Smaller Washer
Large Washer
Projector Bracket
Supports projector and allows -
for adjustments
Note: It is recommended that you keep a reasonable space
between the bracket and the projector to allow for proper heat
distribution. Use two washers for extra support, if deemed
necessary.
4 Attach the ceiling bracket to the ceiling rod.
Screw Type A
50 mm length -
8 mm diameter
Screw Type B
Spacer
- For heat dissipation
Large cylinder cap
Allen Key
- For tightening/loosening
Tightening Screw