Chamberlain POWER DRIVE PD420 Owner'S Manual Download Page 1

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GARAGE DOOR OPENER

Models PD420 • PD420-2 • PD460-2
1/2 HP

For Residential Use Only

Owner’s 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 opener are required to ensure safe operation.

■

The model number label is located on the front of your opener.

™

Summary of Contents for POWER DRIVE PD420

Page 1: ...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 ch...

Page 2: ...ol 32 To open the door manually 32 Care of your garage door opener 33 Having a problem 34 Programming Pages 35 36 To add a hand held remote control 35 To erase all codes 35 Multi function remotes 35 T...

Page 3: ...ts or their hardware all of which are under EXTREME tension Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to avoid entanglement Pre...

Page 4: ...bracket and additional fastening hardware may be required Installation Step 4 Depending upon garage construction extension brackets or wood blocks may be needed to install sensors Installation Step 4...

Page 5: ...sing Sensor FINISHED CEILING Support bracket fastening hardware is required See page 20 Safety Reversing Sensor Header Wall Access Door Gap between floor and bottom of door must not exceed 1 4 Motor u...

Page 6: ...ensors 1 Sending Eye and 1 Receiving Eye with attached 2 Conductor White White Black Bell Wire Safety Reversing Sensor Mounting Bracket 2 SECURITY Single Function Remote Control Transmitter Model 460...

Page 7: ...rocket Coupling Sleeve Bolt 1 4 20x1 3 4 8 NOTICE Handle Nut 5 16 18 4 Ring Fastener 3 Clevis Pin 5 16 x2 3 4 1 Insulated Staples 30 Dry Wall Anchors 2 Clevis Pin 5 16 x1 1 Rope Self Threading Screw 1...

Page 8: ...f debris while you are working Center Rail Trolley Rack Extend End Rails Outward Extend End Rails Outward Rail Assembly Carton Remove Cardboard Packing Remove Cardboard Packing Rail Support Braces Str...

Page 9: ...osition another brace on the opposite side of the rail over the bolts add 1 4 20 lock nuts and hand tighten Insert two additional bolts and hand tighten 7 Keeping the rail straight and on a level surf...

Page 10: ...rew holes in the rail with those in the motor unit bracket Insert two 1 4 20x5 8 hex screws and lock nuts Tighten securely with a 7 16 socket wrench Slide the trolley onto and along the bottom of the...

Page 11: ...ems 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 or more abo...

Page 12: ...of travel as shown Draw an intersecting horizontal line on the header wall 3 above the high point This height will provide travel clearance for the top edge of the door Proceed to Step 2 page 14 One p...

Page 13: ...shown Measure the distance from the top of the door to the floor Subtract the actual height of the door Add 8 to the remainder See Example 3 Close the door and draw an intersecting horizontal line on...

Page 14: ...arage Door Travel Vertical Center Line Header Wall Garage Door UP CEILING MOUNT ONLY Wall Mounting Holes Optional Wall Mounting Holes The nail hole is for positioning only You must use lag screws to m...

Page 15: ...n a temporary support to allow the rail to clear the spring Position the rail bracket against the header bracket Align the bracket holes and join with a clevis pin as shown Insert a ring fastener to s...

Page 16: ...Either can be installed on the left or right of the door as long as the sun never shines directly into the receiving eye lens The mounting brackets are designed to clip onto the track of sectional gar...

Page 17: ...flush with the lip hugging the back edge of the track as shown in Figure 1 If your door track will not support the bracket securely wall installation is recommended Wall installation Place the bracke...

Page 18: ...the garage door you may choose to install the door control at this time and run the door control wire along the rail with the sensor wires Use one rail channel for the door control wire and the other...

Page 19: ...r setting an ideal door to rail distance Raise the opener onto a stepladder You will need help at this point if the ladder is not tall enough Open the door all the way and place a 2x4 laid flat on the...

Page 20: ...If you wish to utilize the two center mounting tabs you must triangulate the vertical brackets for additional stability See Figure 3 6 Check to make sure the rail is centered over the door or in line...

Page 21: ...rminals by color white wire to white white red wire to red Separate white and white black wires sufficiently to connect to the opener quick connect terminals Twist like colored wires together Insert w...

Page 22: ...at the receiving eye Lock in place Loosen the receiving eye wing nut and adjust the sensor vertically and or horizontally until it receives the sender s beam When the green indicator light glows stea...

Page 23: ...the rope to prevent slipping Thread the other end of the rope through the hole in the release arm of the outer trolley Adjust rope length so the handle is 6 feet above the floor Secure with an overha...

Page 24: ...etween the door panel support and the door bracket Drill 3 16 fastening holes Secure the door bracket using the two 1 4 14x5 8 self threading screws Figure 2A Alternately use two 5 16 bolts lock washe...

Page 25: ...INUM STEEL DOORS WITH GLASS PANEL ETC NOT PROVIDED ONE PIECE DOORS Please read and comply with the warnings and reinforcement instructions on the previous page They apply to one piece doors also Cente...

Page 26: ...3 Hole alignment alternative If holes in curved arm are above holes in straight arm disconnect straight arm Cut about 6 from the solid end Reconnect to trolley with cut end down as shown Bring arm se...

Page 27: ...als 2 of trolley travel Closed door adjustment decrease DOWN travel limit Turn the DOWN limit adjustment screw clockwise 5 complete turns 27 Nuts 5 16 18 Lock Washers 5 16 Ring Fastener Straight Arm S...

Page 28: ...ot close completely Increase down travel Turn the down limit adjustment screw counterclockwise One turn equals 2 of travel If door still won t close completely try lengthening the door arm page 26 and...

Page 29: ...mpletes a close cycle After each adjustment run the opener through a complete travel cycle Do not increase the force beyond the minimum amount required to close the door 2 Test the UP open force Grasp...

Page 30: ...he one inch board remove the obstruction and run the opener through 3 or 4 complete travel cycles to test adjustment IMPORTANT SAFETY CHECK Repeat Adjustment Steps 1 2 and 3 after Each adjustment of d...

Page 31: ...System If you purchase a new remote or if you wish to deactivate any remote follow the instructions in the Programming section Activate your opener with any of the following The hand held Remote Contr...

Page 32: ...1 2 minutes Press again to turn it off sooner The 4 1 2 minute interval can be changed to 1 1 2 2 1 2 or 3 1 2 minutes as follows Press and hold the Lock button until the light blinks about 10 seconds...

Page 33: ...rication Do not grease the door tracks FORCE CONTROLS LIMIT CONTROLS 1 3 9 7 5 kg kg THE REMOTE CONTROL BATTERY The lithium battery should produce power for up to 5 years To replace battery use the vi...

Page 34: ...travel See Adjustment Step 1 Repeat the safety reverse test after the adjustment is complete 8 The door stops but doesn t close completely Review the travel limits adjustment procedures on page 28 Rep...

Page 35: ...Multi Function Door Control all three buttons are held 4 Release buttons when the motor unit lights blink It has learned the code If light bulbs are not installed two clicks will be heard 1 Press and...

Page 36: ...der 1 Press the four buttons for the present PIN then press and hold the button The opener light will blink twice Release the button 2 Press the new 4 digit PIN you have chosen then press Enter The mo...

Page 37: ...1A5273 14 Multi function door control 2 29B137 Visor clip 3 41A5056 17 1 function remote control case no circuit board 4 41A5056 18 3 function remote control case no circuit board 5 10A20 3V 2032 Lith...

Page 38: ...ket light socket limit switch 8 41A5388 Motor drive assy complete with 8a 144B41 22T Pulley 8b 144B42 28T Pulley 8c 20B17 Drive belt 8d 158A69 Retainer rings 8e 41C556 Isolator bracket spacers KEY PAR...

Page 39: ...ich prevents operation of garage door opener from hand held remotes and a Light Feature for constant light Motion Detecting Control Panel Multi function door control with motion sensor that automatica...

Page 40: ...nstructions when you call the toll free service number Please include a brief description of the problem and a dated proof of purchase receipt with any product that is returned for warranty repair Pro...

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