Chamberlain 450 User Manual

THE CHAMBERLAIN GROUP, INC.
A Unit of Duchossois Industries, Inc.
845 Larch Ave., Elmhurst, Ill. 60126
Owners Manual
Garage Door Opener
ALL MODELS IN ARE BOLD ARE DELUXE (2 LIGHTS)
MODEL NUMBERS
550 550-9 550-6
450GM
450 450-9 450-6 140GM
350 350-9 350-6
550TV
240 240-9 240-6 500TV
150 150-9 150-6 250TV
140 140-9 140-6 140TV
250-9TV 140-6TV
550-6TV
140-9TV
550-9TV
500-6TV
500-9TV 250-6TV

Chamberlain 450 Specifications

General

Brand	Chamberlain
Model	450
Category	Garage Door Opener
Language	English

Summary

FEATURES OF YOUR OPENER

Safety System

Independent force adjustment, door reverses on obstruction in DOWN, stops in UP.

Easy Limit Adjustment

Adjusts door opening/closing limits using screws without removing cover.

Lock Switch

Prevents transmitter operation; allows UP direction control via wall/key switch.

Digital Radio Controls

Allows owner to easily change access codes for security.

STEP 1 Adjust UP and DOWN Limits

STEP 2 Adjust Force

STEP 3 Test Safety Reverse System

(Optional) STEP 4 Install the Protector System

Radio Controls

MATCH/CHANGE THE CODE IN TRANSMITTER(S)

Procedure for setting or changing radio control codes for transmitters.

SET RECEIVER TO MATCH TRANSMITTER(S) CODE

Procedure for synchronizing receiver with transmitter using the Smart Button.

Repair Parts

RAIL ASSEMBLY PARTS

Lists components for the garage door opener rail assembly, including key numbers and descriptions.

INSTALLATION PARTS LIST

Details parts required for opener installation, with key numbers and descriptions.

Repair Parts

Chassis Assembly Parts List

Lists components for the garage door opener chassis assembly, with key numbers and descriptions.

CHAMBERLAIN SERVICE IS ON CALL

HOW TO ORDER REPAIR PARTS

CHAMBERLAIN GARAGE DOOR OPENER ONE-YEAR LIMITED WARRANTY

LIMITED WARRANTY ON MOTOR

Specific warranty details for the opener motor, including duration and coverage.

ACCESSORIES FOR YOUR GARAGE DOOR OPENER