Chief Manufacturing SMA-602 SMA-602 Installation Instructions, Attaching Main Plate and SL-151 to Ceiling Pipe

SMA-602 Installation Instructions

5. Partially thread a 3/8-16" hex nut (D) onto each of three 3/

8-16 x 3 1/2" hex head tap bolts (C). (See Figure 5)

6. Place a 3/8" washer (E) over each hex nut. (See Figure 5)

7. Place main plate over three bolts lining up the hol es on the

outside edge of the plate with the screws. (See Figure 5)

8. Place another 3/8" washer (E) and 3/8-16" hex nut (D) over

each bolt. (See Figure 5)

Figure 5

9. Secure main plate near top of bolts by threading nuts

together. Make sure to leave plenty of space bet ween p late

and SL-151 to allow for easy access in later steps. (See

Figure 6)

Figure 6

Attaching Main Plate and SL-151 to Ceiling Pipe

IMPORTANT ! : Only attach SMA-602 to UL Listed Chief

ceiling mount SL151.

IMPORTANT ! : These installation instructions assume that a

1-1/2" NPT or NPSM following ANSI/ASME B1.20.1 (Schedule

40, 0.154" minimum thickness aluminum - ASTM B221)

threaded extension column (not included) has been properly

installed and is in place.

1. Thread top slide plate assembly onto ceiling pipe until it

cannot be tightened any further. (See Figure 7)

2. Adjust top slide plate assembly back clockwise until set

screw hole is facing target. (See Figure 7)

IMPORTANT ! : When SMA-602 is properly positioned, the

set screw access hole should be pointing directly at target.

3. Insert 5/16-18 x 1/4" set screw (B) into access hole to

secure top slide plate to ceiling pipe. (See Figure 7)

Figure 7

WARNING: Exceeding the weight capacity can result in

serious personal injury or damage to equipment! It is the

installer’s responsibility to make sure thecombined weight of

all components located between the SMA-602 up to (and

including) the projector does not exceed 105 lbs (47.6 kg).

WARNING: Improper installation can result in serious

personal injury or damage to equipment! The SL-151

projector mount weighs in excess of 50 lbs! Use either a

mechanical lifting device or at least two people to lift and

install SL-151.

4. Lift main plate and attached SL-151 underneath top slide

plate making sure the four slots on each plate are

perpendicular to each other. (See Figure 8)

5. Place bottom slide plate directly underneath main plate

inserting four bolts through four slots in main plate.

6. Insert four bolts up through four slots on top slide pl ate and

secure using the four hex nuts removed in Step 1 of

Disassemble Pipe Adapter Assembly. (See Figure 8)

main plate

(D) x 3 (D) x 3

(E) x 3

leave space

ceiling pipe

assembly

(B)