Features Of Your Opener; Specifications; You'll Need Tools - Sears 39.18205SR - 1/2 HP Owner's Manual

Before you begin, please check the contents of the cartons. Illustrations of parts and hardware are
shown on pages 26 and 27. Separate the hardware for assembly and installation as shown.

FEATURES OF YOUR OPENER

1. Opener Light: Turns on and off automatically with
4-1/2 minute illumination for your safety and
convenience.
2. Emergency Disconnect: Pull cord disconnect
permits manual door operation in case of an
emergency or power failure.
3. Motor: Permanently lubricated with automatic reset.
4. Safety System: Independent up and down force
adjustment. The door REVERSES automatically
when obstructed in DOWN direction. The door
STOPS when obstructed in UP direction.

SPECIFICATIONS

MOTOR
Type..................................Permanent split capacitor
Speed...............................1500 rpm
Volts..................................120 Volts AC - 60 Hz. Only
Current .............................4.5 amperes
DRIVE MECHANISM
Gears................................16:1 worm gear reduction
Drive .................................Chain & cable with two-piece trolley on
Length of travel ................Adjustable to 7-1/2 feet
Travel rate ........................6 to 8 inches per second
Lamp ................................On when door starts to travel, off 4-1/2
Door linkage.....................Adjustable door arm. Pull cord trolley

YOU'LL NEED TOOLS

During assembly and installation of your opener, the instructions will call for the use of various hand
tools shown below.
Stepladder
steel Tee rail
minutes after stop.
release.
Carpenter's
Level
Electric Drill
Socket Wrench
5. Automatic Reconnect: Trolley halves reconnect for
automatic operation when opener is activated after
an emergency disconnect.
6. Digital Radio Controls: Codes can be set and
changed easily and as often as you would like.
7. Easy Limit Adjustment: Limits of door opening and
closing adjusted by turning screws without removing
opener cover.
8. 3-Function Transmitter: Has three push buttons.
Each button can activate one or more Light Control
and/or garage door opener. The opener is factory
preset to activate with LARGE push button on
transmitter.
Personal ..........................Push button and automatic reversal in
Electronic.........................Independent UP and DOWN force
Electrical..........................Motor overload protector & low voltage
Limit device .....................Circuit actuated by limit nut
Limit adjustment..............Screwdriver adjustment on side panel
Start circuit ......................Low voltage push button or radio
Length (overall) ...............124 inches
Headroom required.........2 inches
Hanging weight ...............32 pounds
Pencil
Tape Measure
Wire Cutters
3/16" & 5/16" Drill Bits
Screwdriver
3
SAFETY
down direction. Push button and
automatic stop in UP direction
adjustment screws
push button wiring
control
DIMENSIONS
Hack Saw
Claw Hammer
Pliers
Adjustable End Wrench