Control Box Mounting; Control Box Mounting With U-Bolts - Chamberlain LA400 Owner's Manual

CONTROL BOX MOUNTING

1. Remove PCB and batteries.
2. Determine the spacing required for mounting and select the
proper holes to be used for mounting (Figure 1).
3. Knockout plastic from holes using screw driver.
4. Place box up against the mounting surface. Insert the screws
through the mounting holes in back and secure in place
(Figure 2).
4" (10 cm) Screw Spacing (4)
Figure 1
2-1/2" (6.3 cm) Screw Spacing (4)

CONTROL BOX MOUNTING WITH U-BOLTS

(OPTIONAL KIT)
1. Remove PCB and batteries.
2. Determine the spacing required for mounting and select the
proper holes to be used for mounting (Figure 1).
3. Knockout plastic from holes using screw driver.
4. Center the box up against the mounting post. Insert the U-bolts
through the mounting holes in back (Figure 3).
5. Once the U-Bolts are in place, insert the rubber washer,
followed by the metal washer and 1/4"-20 Nut (Figure 3).
6. Tighten the assembly down snug after positioning it as desired.
Optional kits available are:
50-19509 6" (15 cm) Post Mounting
50-19511 4" (10 cm) Post Mounting
50-19512 2-1/2" (6.3 cm) Post Mounting
Figure 2
6" (15 cm) Screw
Spacing (4)
Figure 3
1/4" Washer (4)
1/4"-20
Hex Nut (4)
12
Mounting Post
Mounting Post
E-Box
Mounting screw
4 places
U-Bolt (2)
1/4" Washer (4)