Chamberlain 3850 - Manual (Page 5)

5
Straight Door
Arm Section
Curved Door
Arm Section
Safety Labels
and
Literature
Header Bracket
UP
CE ILI NG M OU NT O NL Y
Belt Cap Retainer
2-Conductor Bell Wire
White & White/Red
Remote Control
Visor Clip
Door Bracket
One-Piece
Rail
Styrofoam
Belt
Pulley Bracket
Belt
Trolley
SECURITY ✚ ®
3-Button Remote Control
The Protector System ®
(2) Safety Reversing Sensors
(1 Sending Eye and 1 Receiving Eye)
with 2-Conductor White & White/Black
Bell Wire attached
Safety Sensor
Bracket (2)
LCD Motion Detecting
Door Control Console
Motor Unit w/Light Lenses
Battery
(Optional)
LOC K
LIGH
T
Your garage door opener is packaged in two cartons
which contain the motor unit and all parts illustrated
below. Accessories will depend on the model purchased. If anything is missing, carefully check the packing
material. Parts may be stuck in the foam. Hardware for
installation is also listed below.
Carton Inventory
INSTALLATION HARDWARE
Hex Bolt 5/16"-18x7/8" (4)
Hex Screw #8 x 3/8" (2)
Lag Screw 5/16"-9x1-5/8" (2)
Lag Screw 5/16"-18x1-7/8" (2)
Clevis Pin 5/16"x2-3/4" (1)
Clevis Pin 5/16"x1-1/4" (1)
Clevis Pin 5/16"x1" (1)
Nut 5/16"-18 (4)
Lock Washer 5/16" (4)
Screw 6ABx1-1/4" (2)
Self-Threading Screw 1/4"-14x5/8" (2)
Screw 6-32x1" (2)
Insulated Staples (30)
Ring Fastener (3)
Dry Wall Anchors (2)
Rope
Handle
Rail Grease
Carriage Bolt 1/4"-20x1/2" (2)
Wing Nut 1/4"-20 (2)
Model 373P (1)