Chamberlain HD220C User manual

The Chamberlain Group, Inc.
845 Larch Avenue
Elmhurst, Illinois 60126-1196
www.chamberlain.com
CONTENTS
Preparation .............................. 1-4
Assembly................................. 5-9
Installation............................ 10-17
Install the Door Control ............. 18-19
Install the Protector System®...... 20-23
Power.................................. 24-25
Adjustments .......................... 26-28
Operation.................................. 29
Features................................... 30
Remote Control .......................... 31
To Erase the Memory.................... 32
To Open the Door Manually ............ 32
Maintenance.............................. 33
Diagnostic Chart ......................... 34
Warranty .................................. 35
Chain Drive
Garage Door Opener
■ Please read this manual and the enclosed safety materials carefully!
■Fasten the manual near the garage door after installation.
■ metsySrotcetorPehtsselnuESOLCTONLLIWroodehT ®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 back panel of your garage door opener.
■This garage door opener is compatible with Security+ 2.0®accessories.
■WARNING: To reduce the risk of injury to persons – Use this opener ONLY with a
7 foot sectional door.
Serial Number:
Date of Purchase:
Model Number:
Models HD220, HD220C,
PD220, PD222, and LW260C
FOR RESIDENTIAL USE ONLY
INSTALL ON 7 FOOT
SECTIONAL DOORS ONLY
Register your new garage door opener at
www.prodregister.com/chamberlain or
scan the QR code with your smartphone
Write down the following information
for future reference:

1
Safety Symbol and Signal Word Review
This garage door opener has been designed and tested to offer safe service provided it is installed,
operated,maintained and tested in strictaccordance with the instructions and warnings contained in this
manual.
When you see these Safety Symbols and Signal Words on the following pages,they will alertyou to the
possibility of serious injury or death ifyou do notcomplywith the warnings that accompany them.The
hazard may come from something mechanical or from electric shock.Read the warningscarefully.
Mechanical
Electrical
When you see this Signal Word on the following pages,it will alert you to the possibilityof damage to
your garage door and/or the garage door opener if you do notcomplywith the cautionarystatementsthat
accompany it. Read them carefully.
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 mayNOT reverse when required.
lNEVER try to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or their
hardware,ALL of which 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.
To preventdamage to garage door and opener:
lALWAYS disable locksBEFORE installing and operating the opener.
lONLY operate garage door opener at 120 V, 60 Hz to avoid malfunction and damage.
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 checkfor 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 mustnotexceed 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.Ifthere is
a torsion spring or center bearing plate in the way of the header
bracket, it maybe installed within 4 feet (1.2 m) to the left or rightofthe
door center. See page 11.
Torsion
Spring
Extension
Spring
OR
Preparation

2
Additional Items You May Need:
Survey your garage area to see if you will need any of the following items:
n(2) 2X4 PIECES OF WOOD
May be used to fasten the header bracket to the structural supports. Also used to position the
garagedooropener during installation and for testing the safety reversing sensors.
nSUPPORT BRACKET AND FASTENING HARDWARE
Must be used if you haveafinished ceiling in your garage.
nEXTENSION BRACKETS (MODEL 041A5821-1) OR WOOD BLOCKS
Depending upongarage construction, extension brackets or wood blocks may be needed to
install the safety reversing sensor.
nFASTENING HARDWARE
Alternate floor mounting of the safety reversing sensor will require hardware not provided.
nDOOR REINFORCEMENT
Required if you havealightweight steel, aluminum, fiberglass or glass panel door.
Tools Needed
2
1
3/16
7/16
1/2
7/32
5/16
3/8 7/16
1/2
Preparation

3
Carton Inventory/Repair Parts
Your garage door opener ispackaged in one carton which contains the motor unitand all parts
illustrated below. Accessoriesvarydepending on the garage door opener model purchased.Depending
on your model, other accessories may be included with your garage door opener. Instructions for these
accessories will be attached to the accessory and 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.
Key Description Part #
AHeader bracket 41A5047-1
BPulley (In hardware bag)
CDoor bracket 41A5047
DCurved door arm
EStraight door arm (Packaged inside front rail section)
FTrolley NOTE: Be sure to assemble the trolley before sliding onto rail. 41C5141-1
GEmergency release rope and handle (In hardware bag)
HRail (1 front and 4 center sections)
IHanging brackets (2) (Packaged inside the front rail section)
JGarage door opener (motor unit)
KChain spreader (In hardware bag)
LChain and cable
MDoor control 041A7367-3
NRemote control 950ESTD
OThe Protector System®Safety reversing sensors with 2 conductor white and white/black
wire attached: Sending Sensor (1), Receiving Sensor (1)
41A5034
PSafety Sensor Brackets (2) 041A5266-1
NOT SHOWN
White and red/white wire 41B4494-1
Owner's manual 114A4706
Hardware
N
A
B
C
H
K
J
OP
I
D
E
F
G
L
M
Preparation

4
Hardware 041A8068
Lock Nut 1/4"-20 (4)
Self-Threading Screw
1/4"-20x1-3/4" (2)
Master Link
Clevis Pin 5/16"x1-1/2"
Clevis Pin
5/16"x1-1/2"
Ring Fastener (4)
Hex Bolt 1/4"-20x3/4" (4)
Lock Washer 5/16"
Hex Nuts 5/16" (2) 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)
DOOR CONTROL
Lag Screw 5/16"-9x1-5/8" (2) Lag Screw #14-10x1-1/2" (2)
Threaded
Shaft
Preparation

5
Assembly
STEP 1 Assemble the rail and trolley
To prevent INJURY from pinching, keep hands and fingers away from the joints while assembling the
rail.
To avoid installation difficulties, do not run the garage dooropener until instructed to do so.
The front rail has a cut out“window” at the door end (see illustration). The front rail has a rail tab. This tab
MUST be on the top of the rail when assembled.
1. Remove the straightdoor arm and hanging bracketpackaged 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. The rail sections have a groove onthe sides near the bottom edge.Use these grooves to
align the rail sections.Slide the tapered ends into the larger ones. Tabs along the side will lock
into place.
3. As a temporary stop,insert a screwdriver into the hole in the second rail section from the motor
unit, as shown.
4. Check to be sure there are 4 plastic wear pads inside the inner trolley. Ifthey became loose
during shipping, check all packiSng material. Snap them back into position as shown.
5. Slide the trolley assembly toward the screwdriver as shown.
6. Slide the chain spreader onto the rail until it stops.
TIP: Ensure the rail sections are aligned properly and the chain spreader has been installed
before fastening the rail to motor unit.
Inner Trolley
Wear Pads
Front Rail
Section
(TO DOOR)
To garage
door opener
(TO MOTOR UNIT)
Chain
Spreader
Outer Trolley
Alignment
Groove
Alignment
Groove
Trolley
SLIDE CHAIN
SPREADER
ONTO RAIL
Rail
Tab
Window
Cut-Out
Idler
Pulley
Hole

6
Assembly
STEP 2 Fasten the rail to the motor unit
To avoid SERIOUS damage to garage door opener, use ONLY the 1/4"-20x1-3/4" self-threading
screws provided.
1. Place the motor unit on packing material to protectthe cover, and rest the backend of the rail on
top. For convenience, put a supportunder the front end of the rail.
2. Ensure that the chain spreader isinstalled.
3. Place the rail onto the motor unit. Align the screw holes in the rail with the holes on top of the
motor unit.
4. Use a 1/4" socket to fasten the rail with the screws; DO NOT use any power tools.The use of
power toolsmaypermanentlydamage the garage door opener.
HARDWARE
Self-Threading Screw
1/4"-20x1-3/4"
Chain Spreader
IMPORTANT: Use ONLY
the 1/4"-20x1-3/4"
self-threading screws
provided in a separate bag
inside the hardware bag.
Packing
Material

7
Assembly
STEP 3 Install the pulley
1. Lay the chain/cable beside the rail, asshown. Grasp the end with the cable loop and pass
approximately 12" (30 cm) ofcable through the window.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 as shown.
4. Secure idler pulleywith clevis pin and ring fastener.
5. Rotate the pulley to be sure it spins freely.
6. Locate the rail tab. The rail tab is near the idler pulley on the frontrail section.Use a flat head
screwdriver and liftthe rail tab until the tab is vertical (90º).
HARDWARE
Clevis Pin 5/16"x1-1/2" Ring Fastener
Rail
Idler Pulley
Grease Inside Pulley
Cevis Pin
5/16"x
1-1/2"
Ring Fastener
Rail Tab
Chain/Cable
CORRECT
INCORRECT
Rail Tab

8
Assembly
STEP 4 Install the chain
To avoid possible SERIOUS INJURY to finger from moving garage door opener:
lALWAYS keep hand clear ofsprocket while operating opener.
lSecurelyattach chain spreader BEFORE operating.
1. Pull the cable around the idler pulleyand toward the trolley.
2. Connectthe cable to the retaining slot on the trolley.(Figure 1)
a. Push pins of master link bar through cable link and trolley slot.
b. Push master link cap over pinsand pastpin notches.
c. Slide the closed end of the clip-on spring over one ofthe pins.Push the open end ofthe
clip-on spring onto the other pin.
3. With the trolleyagainst the screwdriver, dispense the remainder of the cable/chain along the rail
toward the motor unitinto the sloton the chain spreader, around the sprocket onto the chain
spreader and continuing to the trolley assembly.The sprocketteeth must engage the chain.
(Figure 2)
4. Check to make sure the chain isnot twisted, then connectitto the threaded shaft with the
remaining master link.
5. Thread the inner nut and lockwasher onto the trolleythread shaft
6. Insert the trolley threaded shaftthrough the hole in the trolley.Be sure the chain isnot twisted.
(Figure 3)
7. Loosely thread the outer nut onto the trolley threaded shaft.
8. Remove the screwdriver.
HARDWARE
Master Link
Threaded Shaft
Lock Washer 5/16"-18Nut 5/16"-18
Figure 2
Sprocket
Figure 3
Threaded
Shaft
Front Rail
Section
(TO DOOR)
Inner
Nut
Lock
Washer
Master Link
Master
Link
Outer
Nut
Figure 1
a.
b.
c.

9
Assembly
STEP 5 Tighten the chain
1. Spin the inner nut and lock washer down the trolley threaded shaft, away from the trolley.
2. To tighten the chain, turn the outer nut in the direction shown.
3. When the chain is approximately 1/4" (6 mm) above the base of the rail atit's midpoint, re-tighten
the inner nut to secure the adjustment.
Sprocket noise can result if the chain is too loose or too tight. When installation is complete,you may
notice some chain droop with the door closed. This isnormal. Ifthe chain returns to the position shown
when the door isopen,do not re-adjustthe chain.
NOTES:During future maintenance, ALWAYS pull the emergency release handle to disconnect the
trolley before adjusting the chain.
You have now finished assembling your garage door opener. Please read the following warnings
before proceeding to the installation section.
Base of Rail Mid length of Rail
Chain
1/4" (6 mm)
Outer
Nut
Lock
Washer
Trolley
Threaded
Shaft
Inner Nut
To Tighten
Inner Nut
To Tighten Outer Nut