Chamberlain HD950WF User manual

■ Please read this manual and the enclosed safety materials carefully!

■ Fasten the manual near the garage door after installation.

■The door WILL NOT CLOSE unless the Protector System®is connected and

properly aligned.

■ Periodic checks of the garage door opener are required to ensure safe operation.

■The model number label is located on the left side panel of your garage door

opener.

■This garage door opener is compatible with MyQ®and Security+ 2.0™

accessories.

■DO NOT install on a one-piece door if using devices or features providing

unattended close. Unattended devices and features are to be used ONLY

with sectional doors.

CONTENTS

Preparation. . . . . . . . . . . . . . . .1-4

Assembly . . . . . . . . . . . . . . . . .5-8

Installation . . . . . . . . . . . . . . .9-26

Adjustments . . . . . . . . . . . . . 27-29

Battery Backup. . . . . . . . . . . . . . 30

MyQ®Smartphone Control

Get Connected . . . . . . . . . . . . . . 31

Operation . . . . . . . . . . . . . . . 32-36

Maintenance . . . . . . . . . . . . . . . 37

Troubleshooting. . . . . . . . . . . 38-39

Accessories. . . . . . . . . . . . . . . . 40

Warranty. . . . . . . . . . . . . . . . . . 41

Repair Parts . . . . . . . . . . . . . 42-43

1-1/4 hps*Belt Drive

Garage Door Opener with

MyQ®Smartphone Control

and Battery Backup

The Chamberlain Group, Inc.

845 Larch Avenue

Elmhurst, Illinois 60126-1196

www.chamberlain.com

www.mychamberlain.com

Model HD950WF

FOR RESIDENTIAL USE ONLY

*Horsepower similar (hps) designates that this garage

door opener system meets Chamberlain’s pulling force

specification for a 1-1/4 horsepower garage door opener.

Write down the MyQ®serial number

located on the garage door opener:

Safety Symbol and Signal Word Review

This garage door opener has been designed and tested to offer safe service provided it isinstalled,

operated,maintained and tested in strictaccordance with the instructions and warningscontained in this

manual.

When you see these Safety Symbolsand Signal Wordson the following pages,they will alert you to the

possibility of serious injury or death if you do not comply with the warnings that accompany them. The

hazard may come from something mechanical or from electric shock.Read the warnings carefully.

Mechanical

Electrical

When you see this Signal Word on the following pages, it will alert you to the possibility ofdamage to

your garage door and/or the garage door opener if you do not comply with the cautionary statements that

accompany it. Read them carefully.

Unattended Operation

The Timer-to-Close (TTC) feature, the MyQ®Smartphone Control app, and MyQ®Garage Door and

Gate Monitor are examplesof unattended close and are to be used ONLY with sectional doors . Any

device or feature thatallows the door to close withoutbeing in the line of sight ofthe door is considered

unattended close.The Timer-to-Close (TTC) feature, the MyQ®Smartphone Control,and anyother

MyQ®devices are to be used ONLY with sectional doors.

Check the Door

To prevent possible SERIOUS INJURY or DEATH:

lALWAYS call a trained door systems technician if garage door binds, sticks, or is out of balance.

An unbalanced garage door may NOT reverse when required.

lNEVER try to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or their

hardware,ALL ofwhich are under EXTREME tension.

lDisable ALL locks and remove ALL ropes connected to garage door BEFORE installation and

operating garage door opener to avoid entanglement.

lDO NOTinstall on a one-piece door if using devices or featuresproviding unattended close.

Unattended devicesand features are to be used ONLY with sectional doors.

To preventdamage to garage door and opener:

lALWAYS disable locks BEFORE installing and operating the opener.

lONLY operate garage door opener at120 V,60 Hzto avoid malfunction and damage.

Before you begin:

1. Disable locks and remove any ropes connected to the garage door.

2. Lift the door halfway up. Release the door. If balanced, it should stay

in place, supported entirely by its springs.

3. Raise and lower the door to check for binding or sticking.If your door

binds, sticks, or is out of balance, call a trained door systems

technician.

4. Check the seal on the bottomof the door.Any gap between the floor

and the bottom of the door mustnot exceed 1/4 inch (6 mm).

Otherwise, the safety reversal system may not work properly.

5. The opener should be installed above the center of the door.If there

is a torsion spring or center bearing plate in the wayof the header

bracket, itmay be installed within 4feet (1.2 m) to the leftor rightof

the door center. See page10.

Torsion

Spring

Extension

Spring

Preparation

Test the Wi-Fi®Signal Strength in your garage

You will need a router with Wi-Fi and a smartphone or other mobile device. Make sure your mobile

device is connected to your Wi-Fi network. Hold your mobile device in the place where your garage door

opener will be installed and checkthe Wi-Fi signal strength.

Wi-Fi signal is weak.

The garage door opener will likely connect to your Wi-Fi

network. If not, try one of the options below.

No Wi-Fi signal. Try one of the following:

• Move your router closer to the garage door opener to

minimize interference from walls and other objects

• Buy a Chamberlain MyQ®Internet Gateway (CIGBU) see page 40

• Buy a Wi-Fi range extender

Check Signal Strength. If you see:

Wi-Fi signal is strong. You’re all set!

Install your new garage door opener.

Visit wiﬁhelp.chamberlain.com for more details

See MyQ®Smartphone Control page 31 to connectyour garage door opener to your Wi-Fi network.

Additional Items You May Need:

Surveyyour garage area to see if you will need any of the following items:

l(2) 2X4 Pieces of wood : Maybe used to fasten the header bracket to the structural supports.

Also used to position the garage door opener during installation and for testing the safety

reversing sensors.

lSupport bracket and fastening hardware: Must be used if you have a finished ceiling in your

garage.

lExtension brackets (MODEL 041A5281-1) or wood blocks: Depending upon garage

construction, extension brackets or wood blocks may be needed to install the safety reversing

sensor.

lFastening hardware: Alternate floor mounting of the safety reversing sensor will require

hardware not provided.

lOutside quick release (MODEL 7702CB): Required for a garage with NO accessdoor.

lDoor reinforcement: Required if you have a lightweight steel, aluminum, fiberglass or glass

panel door.

lRail extension kit: Required if your garage door is more than 7 feet (2.13 m) high.

Tools Needed

3/16

7/16

1/2

5/32

5/16

5/8

9/16

1/4

7/16

Preparation

Carton Inventory

Your garage door opener is packaged in one carton which contains the motor unit and all parts

illustrated below. Accessoriesvary depending on the garage door opener model purchased. Depending

on your model, other accessories maybe included with your garage door opener.Instructions for these

accessories will be attached to the accessoryand are not included in this manual. Save the carton and

packing material until the installation and adjustment is complete. The images throughout this manual

are for reference only and your product may look different.

A. Header bracket

B. Pulley

C. Door bracket

D. Curved door arm

E. Straight door arm

(Packaged inside front rail section)

F. Trolley

NOTE: Be sure to assemble the trolley before sliding onto rail.

G. Emergency release rope and handle

H. Rail (1 front and 4 center sections)

I. Hanging brackets (2)

(Packaged inside the front rail section)

J. Garage door opener (motor unit)

K. Sprocket cover and screws

L. “U” bracket

M. Belt

N. Door control (Smart Control Panel®)

O. Remote control (2)

P. The Protector System®

Safety reversing sensors with 2 conductor white and white/blackwire attached: Sending Sensor

(1), Receiving Sensor (1), and Safety Sensor Brackets (2)

NOT SHOWN

White and red/white wire

Owner's manual

Hardware

Preparation

Hardware

Clevis Pin 5/16"x1-1/2"

Ring Fastener (3)

Hex Bolt 5/16"-18x7/8" (4)

Lock Washer

5/16"-18 (5)

Nut

5/16"-18 (6)

Self-Threading Screw

1/4"-14x5/8" (2)

Clevis Pin 5/16"x1"

Clevis Pin 5/16"x1-1/4"

Carriage Bolt

1/4"-20x1/2" (2)

Wing Nut 1/4"-20 (2)

ASSEMBLY INSTALLATION

Screw 6ABx1" (2)

Drywall Anchors (2)

Screw 6-32x1" (2)

DOOR CONTROL

Insulated

Staples

(Not Shown)

Lag Screw 5/16"-9x1-5/8" (4)

Hex Screw

#8x3/8" (3)

(packed with the

sprocket cover)

Bolt

1/4"-20x1-3/4"

Lock Nut

1/4"-20

Bolt

Nut 3/8"

Lock Washer 3/8"

Master Link

Spring

Trolley Nut

Threaded

Shaft

with

Preparation

Assembly

STEP 1 Assemble the rail and install the trolley

To prevent INJURY from pinching, keep hands and fingersaway from the joints while assembling the

rail.

To avoid installation difficulties, do not run the garage door opener until instructed to do so.

The front rail has a cut out “window” at the door end. The rail tab MUST be on top of the rail when

assembled.

1. Remove the straight door arm and hanging bracket packaged inside the front rail and setaside

for Installation Step 5 and 9. NOTE: To prevent INJURY while unpacking the rail carefully remove

the straight door arm stored within the rail section.

2. Align the rail sections on a flatsurface asshown and slide the tapered ends into the larger ones.

Tabsalong the side will lock into place.

3. Place the motor unit on packing material to protect the cover, and restthe backend of the rail on

top. For convenience,put a support under the front end of the rail.

4. As a temporarystop, insert a screwdriver into the hole in the second rail section from the motor

unit, as shown.

5. Check to be sure there are 4 plasticwear padsinside the inner trolley.If they became loose

during shipping, check all packing material. Snap them back into position as shown.

6. Slide the trolley assembly toward the screwdriver as shown.

7. Slide the rail onto the “U” bracket, until it reaches all the stops on the top and sides ofthe “U”

bracket.

To garage

door opener

(TO MOTOR UNIT)

Front Rail

Section

(TO DOOR)

“U” Bracket

Outer Trolley

Inner Trolley

Wear Pads

SLIDE TO STOPS

ON TOP AND

SIDES OF

“U” BRACKET

Trolley

Rail Tab

Assembly

STEP 2 Fasten the rail to the motor unit

To avoid SERIOUS damage to garage door opener, use ONLY those bolts/fasteners mounted in the

top of the opener.

1. Insert a 1/4"-20x1-3/4" boltinto the cover protection bolthole on the backend ofthe rail as

shown.Tighten securely with a 1/4"-20 locknut.DO NOT overtighten.

2. Remove the bolts from the top of the motor unit.

3. Use the carton to support the front end of the rail.

4. Place the “U” bracket, flat side down onto the motor unit and align the bracketholeswith the bolt

holes.

5. Fasten the “U” bracket with the previouslyremoved bolts; DO NOTuse any power tools. The use

ofpower tools maypermanently damage the garage door opener.

“U” Bracket

Cover Protection Bolt Hole

Bolt 1/4"-20x1-3/4"

Lock Nut 1/4"-20

Bolts (Mounted in the garage door opener)

HARDWARE

Bolt 1/4"-20x1-3/4"

Lock Nut 1/4"-20

STEP 3 Install the idler pulley

1. Lay the belt beside the rail, asshown.Grasp the end with the hooked trolley connector and pass

approximately12" (30 cm) of belt through the window.Keep the ribbed side toward the rail, and

allow it to hang until Assembly Step 4.

2. Remove the tape from the idler pulley. The inside center should be pre-greased. Ifdry,regrease

to ensure proper operation.

3. Place the idler pulley into the window asshown.

4. Insert the idler boltfrom the top through the rail and pulley. Tighten with a 3/8" lockwasher and

nut underneath the rail until the lock washer is compressed.

5. Rotate the pulleyto be sure it spins freely.

6. Locate the rail tab.The rail tab is near the idler pulley on the front rail section.Use a flathead

screwdriver and lift the rail tab until the tab is vertical (90º).

Rail

Trolley Connector

Bolt

Lock Washer 3/8"

Nut 3/8"

Rail Tab

CORRECT INCORRECT

Idler Pulley

Grease Inside Pulley

HARDWARE

Bolt Nut 3/8"

Lock Washer 3/8"

Rail Tab

Assembly

STEP 4 Install the belt

1. Pull the belt around the idler pulleyand toward the trolley. The ribbed side mustcontact the

pulley.

2. Hook the trolley connector into the retaining sloton the trolley as shown (Figure 1).

3. With the trolley against the screwdriver, dispense the remainder ofthe belt along the rail

lengthtoward the motor unit and around the sprocket (Figure 2).The sprocket teeth must engage

the belt.

4. Check to make sure the belt is not twisted.Connectthe trolley threaded shaftwith the master link

(Figure 3).

lPush pins of master link bar through holes in end of belt and trolley threaded shaft.

lPush master link cap over pins and past pin notches.

lSlide the closed end of the clip-on spring over one of the pins.Push the open end of the

clip-on spring onto the other pin.

5. Remove the spring trolley nut from the threaded shaft.

6. Insert the trolley threaded shaft through the hole in the trolley.

HARDWARE

Master

Link

Threaded Shaft with Spring Trolley Nut

Sprocket

Figure 3

Threaded Shaft

Master Link

Figure 2

Trolley Connector

Figure 1

Retaining

Slot

Assembly

STEP 5 Tighten the belt

1. By hand, thread the spring trolley nut on the threaded shaftuntil itis finger tight againstthe

trolley. Do not use any tools.Remove the screwdriver.

2. Insert a flathead screwdriver tip into one of the nut ring slots and brace it firmly againstthe trolley.

3. Tighten the spring trolley nut with an adjustable wrench or a 7/16" open end wrench about a

quarter turn until the spring releases and snaps the nutring against the trolley.This setsthe

spring to optimum belt tension.

Nut Ring

BEFORE

(2.5

cm)

Nut Ring

AFTER

1-1/4"

(3.18 cm)

Spring

Trolley Nut

Nut Ring Slot

STEP 6 Install the sprocket cover

To avoid possible SERIOUS INJURY to finger from moving garage door opener:

lALWAYS keep hand clear of sprocketwhile operating opener.

lSecurely attach sprocket cover BEFORE operating.

1. Position the sprocket cover over the sprocketas shown and fasten to the mounting plate with

8x3/8" hex screws provided.

You have now finished assembling your garage door opener. Please read the following warnings

before proceeding to the installation section.

Hex Screw #8x3/8"

(Packed with the

sprocket cover)

HARDWARE

Hex Screw #8x3/8"

Sprocket Cover

Installation

IMPORTANT INSTALLATION INSTRUCTIONS

To reduce the risk of SEVERE INJURY or DEATH:

1. READ AND FOLLOW ALL INSTALLATION WARNINGS AND INSTRUCTIONS.

2. Install garage door opener ONLY on properly balanced and lubricated garage door.An

improperly balanced door may NOT reverse when required and could result in SEVERE

INJURY or DEATH.

3. ALL repairsto cables,spring assemblies and other hardware MUST be made bya trained door

systems technician BEFORE installing opener.

4. Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing opener

to avoid entanglement.

5. Install garage door opener 7 feet (2.13 m) or more above floor.

6. Mount the emergency release within reach, butat least6 feet(1.83 m) above the floor and

avoiding contact with vehicles to avoid accidental release.

7. NEVER connectgarage door opener to power source until instructed to do so.

8. NEVER wear watches, rings or loose clothing while installing or servicing opener. Theycould be

caught in garage door or opener mechanisms.

9. Install wall-mounted garage door control:

lwithin sight ofthe garage door.

lout of reach of children at minimum height of 5 feet (1.5m).

laway from ALL moving parts of the door.

10. Place entrapment warning label on wall nextto garage door control.

11. Place manual release/safety reverse test label in plain view on inside ofgarage door.

12. Upon completion of installation, test safety reversal system. Door MUST reverse on contact with a

1-1/2" (3.8 cm) high object(or a 2x4 laid flat) on the floor.

13. To avoid SERIOUS PERSONAL INJURY or DEATHfrom electrocution, disconnect ALL electric

and battery power BEFORE performing ANY service or maintenance.

14. DO NOT install on a one-piece door if using devicesor featuresproviding unattended close.

Unattended devicesand features are to be used ONLY with sectional doors.

This manual suits for next models

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