Chamberlain 4000-2, 1000, 4000, 5000, 2000 User Manual

The Chamberlain Group, Inc.

SERIES 1000- 1/4HP

CONTENTS

A DUCHOSSOIS ENTERPRISE
845 Larch Avenue, Elmhurst, Illinois 60126-1196

Garage Door Opener

Owner's Manual

FOR RESIDENTIAL USE ONLY

SERIES 5000-1/2HP SERIES 4000 & 700 WHC -1/2HP

SERIES 2000- 1/3HP

CAUTION! PLEASE READ THIS MANUAL CAREFULLY

The MODEL NUMBER label is located on the front panel of your opener.

THIS DEVICE COMPLIES WITH FCC RULES PART 15. Operation of this device is subject to the following two conditions: 1. This device may
not cause harmful interference. 2. This device must accept any interference that may be received, including interference that may Cause
undesired operation

CONTENTS

Safety Rules............................................................................... 2

Features of Your Opener ........................................................... 3

Specifications ............................................................................ 3

Tools You'll Need ...................................................................... 3

Completed Installation Illustrations ............................................ 4

Operation of Your Opener.......................................................... 5

Accessories .............................................................................. 5

Care & Maintenance of Your Opener ........................................ 6

Assembly Instructions................................................................7

Installation Instructions.............................................................. 10

Travel Limit Adjustments .......................................................... 20

PERIODIC CHECKS OF THE

FASTEN THIS MANUAL NEAR THE GARAGE DOOR AFTER INSTALLATION.

OPENER ARE REQUIRED TO INSURE SATISFACTORY OPERATION.

PAGE

Force Adjustments ....................................................................21

Safety Reverse Test ................................................................. 22

The Protector System Accessory ............................................. 22

Setting/Changing Code ............................................................. 23

Having A Problem? ...................................................................24

Carton Contents & Hardware Illustrated ................................... 26

Repair Parts, Rail Assembly .....................................................26

Repair Parts, Installation.............................................................26

Repair Parts, Chassis Assembly .............................................. 27

How to Order Repair Parts ........................................................28

Warranty ...................................................................................28

PAGE

ADJUSTMENT STEP 1

Decrease DOWN travel. Turn down limit adjustment
screw clockwise. One turn equals 2 inches of travel.

Test door for binding: Pull manual release handle.
Manually open and close door. If door is binding, call for
garage door service. If door is not binding or unbalanced,
adjust DOWN (CLOSE) FORCE. See Step 2.

___________________________________________________________________________________________________

Adjust UP and DOWN Limits

LIMIT ADJUSTMENT settings regulate the points at which
the door will stop when moving up or down.

NOTE: Door STOPS In the UP direction If anything
interferes with door travel. Door REVERSES in the
DOWN direction It anything interferes with the door
travel (including binding or unbalanced doors).

PROCEDURE: To operate the opener, press the Door

Control Button. Run the opener through a COMPLETE
TRAVEL CYCLE. No limit adjustments are necessary
when the door opens and closes completely and doesn't
reverse unintentionally when fully closed.

The following chart outlines adjustment procedures. Run the opener through a COMPLETE TRAVEL

CYCLE AFTER EACH ADJUSTMENT.
NOTE: REPEATED OPERATION OF THE OPENER DURING ADJUSTMENT PROCEDURES MAY CAUSE

MOTOR TO OVERHEAT AND SHUT OFF. SIMPLY WAIT 15 MINUTES AND TRY AGAIN.

Read the chart carefully before proceeding to Step 2. Use a screwdriver to make limit adjustments.

LIMIT ADJUSTMENT CHART

IF DOOR DOES NOT OPEN COMPLETELY

BUT OPENS AT LEAST FIVE FEET

Increase UP travel. Turn the UP LIMIT adjustment screw
clockwise. One turn equals 2" of travel.

If door does not open at least 5 feet: adjust UP (OPEN)
FORCE as explained in Step 2.

IF DOOR DOES NOT CLOSE COMPLETELY

Increase DOWN travel. Turn down limit adjustment
screw counterclockwise. One turn equals 2" of travel.

If the door still will not close completely, the header
bracket is positioned too high. See Step 1, page 10.

IF DOOR REVERSES WHEN CLOSING AND THERE

IS NO INTERFERENCE TO TRAVEL CYCLE

IF OPENER REVERSES IN FULLY

CLOSED POSITION

20

ADJUSTMENT STEP 2

INTERFERE WITH PROPER OPERATION OF SAFETY
REVERSE SYSTEM OR DAMAGE GARAGE DOOR.

Adjust Force

Force Adjustment Controls are located on rear panel of
opener. FORCE ADJUSTMENT settings regulate
amount of the power required to open and close door.

NOTE: The door STOPS in the UP direction if
anything Interferes with its travel. Door REVERSES
In the DOWN direction If anything interferes with I ts
travel (Including binding or unbalanced doors).

If the force adjustments are set too light, door travel may
be interrupted by nuisance reversals in DOWN direction
and stops in UP direction. Weather conditions can affect
the door movement, occasional adjustment may be
needed.

Maximum force adjustment range is 260 degrees, about
3/4 of a complete turn. Do not force controls beyond
that point. Turn force adjustment controls with a
screwdriver.

DO NOT USE FORCE ADJUSTMENTS TO
COMPENSATE FOR A BINDING OR STICKING
GARAGE DOOR. EXCESSIVE FORCE WILL

Adjustment Label

___________________________________________________________________________________________________

FORCE ADJUSTMENT CHART

TEST DOWN (CLOSE) FORCE

Grasp the door handle or door bottom when door is
about halfway through DOWN (CLOSE) TRAVEL. Door
should reverse. If the door is hard to hold or doesn't
reverse, decrease DOWN (CLOSE) FORCE by turning
the control in a counterclockwise direction. Make 10
degree turn adjustments until door reverses normally.
After each adjustment, run opener through a complete
cycle.

PROCEED TO STEP 3

IF DOOR DOESN'T OPEN AT LEAST 5 FEET

Increase UP (OPEN) FORCE by turning the control in a
clockwise direction. Make 10 degree turn adjustments
until door opens completely. Readjust UP LIMIT if
necessary. After each adjustment, run opener through a
complete travel cycle.

IF DOOR REVERSES DURING DOWN

{CLOSE) CYCLE

Increase DOWN (CLOSE) FORCE by turning control
clockwise Make 10 degree turn adjustments until door
completes close cycle. After each adjustment, run the
opener through a complete travel cycle.

21