CHIEF SL151 Series - Manual (Page 7)

Installation Instructions SL151
7
Installing in a Wood Framework (Joists)
1. Use 1/4" x 1-1/2" (minimum) Grade 2 lag screws (not
provided) to secure SL151 to the joists or wood framework,
using the mounting tabs located on the sides of the SL151
housing. (See Figure 9).
NOTE: There are mounting tabs on each side and end of the
SL151. The SL151 only requires support on two
opposing sides.
IMPORTANT ! : Minimum wood stud size is 2"x4". Wood
framework must be constructed of nothing larger than 2"x6"
wood studs across the rear of the SL151. The rear of the
SL151 is the side with the test cord.
Figure 9
CAUTION: The lift MUST be installed square and parallel.
Avoid stressing or bending the lift during installation.
2. Use the provided push button (D) to operate the SL151 up
and down, ensuring that all clearances are adequate.
Installing Projector on SL151
NOTE: The projector is secured from the top by a Chief SLB
Series interface bracket (not included).
1. Attach the SLB bracket to the projector following the
instructions included with the bracket.
2. Attach the bracket with the projector to the SL151, adjusting
left or right by using the various attachment points in the
SL151. (See Figure 10)
Figure 10
Adjustments
1. FORWARD/BACKWARD
•
To shift projector mounting bracket backward or
forward, remove and save two screws on each side.
• Move mounting bracket forward or backward as
required.
• Reinstall and tighten screws. (See Figure 11)
Figure 11
2. YAW (Rotation)
•
Adjust one or the other side of the bracket backward or
forward by loosening two screws on each side. (See
Figure 12)
• Adjust bracket as required.
• Tighten screws. (See Figure 12)
Mounting
Tabs
Mounting
Tabs
rear
Attachment
Points