Chamberlain PD220 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.
■ 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 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:
Model PD220
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 SafetySymbolsand Signal Words on 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 alertyou to the possibilityofdamage to
your garage door and/or the garage door opener ifyou do notcomply with the cautionarystatementsthat
accompany it. Read them carefully.
Check the Door
To prevent possible SERIOUS INJURY or DEATH:
lALWAYS call a trained door systemstechnician if garage door binds,sticks,or is out of balance.
An unbalanced garage door may NOT reverse when required.
lNEVER tryto loosen, move or adjustgarage 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 locks BEFORE installing and operating the opener.
lONLY operate garage door opener at120 V,60 Hzto 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 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 bottom of 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. If there is
a torsion spring or center bearing plate in the wayof the header
bracket, it may be installed within 4 feet (1.2 m) to the left or right of the
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 ofthe following items:
n(2) 2X4 PIECES OF WOOD
Maybe used to fasten the header bracketto the structural supports.Also used to position the
garage door opener during installation and for testing the safetyreversing sensors.
nSUPPORT BRACKET AND FASTENING HARDWARE
Mustbe used if you have a finished ceiling in your garage.
nEXTENSION 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.
nFASTENING HARDWARE
Alternate floor mounting of the safetyreversing sensor will require hardware not provided.
nDOOR REINFORCEMENT
Required if you have a lightweight 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 containsthe motor unit and all parts
illustrated below.Accessories varydepending on the garage door opener model purchased. Depending
on your model, other accessories may be included with your garage door opener. Instructions for these
accessorieswill be attached to the accessory and are notincluded 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 114A4908
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 installationdifficulties, 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 frontrail has a rail tab. This tab
MUST be on the top of the rail when assembled.
1. Remove the straight door arm and hanging bracket packaged inside the front rail and set aside
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 endsinto 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. If they became loose
during shipping, checkall packing material. Snap them back into position as shown.
5. Slide the trolleyassemblytoward the screwdriver as shown.
6. Slide the chain spreader onto the rail until itstops.
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, puta supportunder the frontend of the rail.
2. Ensure that the chain spreader is installed.
3. Place the rail onto the motor unit.Align the screw holes in the rail with the holeson 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 toolsmay permanentlydamage 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 itto 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 pulley with clevispin 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 pulleyon the front rail 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
Clevis 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.
lSecurely attach chain spreader BEFORE operating.
1. Pull the cable around the idler pulley and 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 pins and past pin notches.
c. Slide the closed end ofthe clip-on spring over one of the pins. Push the open end of the
clip-on spring onto the other pin.
3. With the trolleyagainstthe screwdriver, dispense the remainder of the cable/chain along the rail
toward the motor unitinto the slot on the chain spreader, around the sprocket onto the chain
spreader and continuing to the trolley assembly.The sprocket teeth must engage the chain.
(Figure 2)
4. Check to make sure the chain isnot twisted, then connect it to the threaded shaft with the
remaining master link.
5. Thread the inner nut and lockwasher onto the trolleythread shaft
6. Insertthe trolley threaded shaftthrough the hole in the trolley.Be sure the chain is not 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 lockwasher 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 ofthe rail atit's midpoint, re-tighten
the inner nut to secure the adjustment.
Sprocket noise can resultifthe chain istoo loose or too tight. When installation is complete, you may
notice some chain droop with the door closed.Thisis normal.Ifthe chain returnsto 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