Whisper Drive 248739 Owner'S Manual Download

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The Chamberlain Group, Inc.

845 Larch Avenue

Elmhurst, Illinois 60126-1196

www.chamberlain.com

GARAGE DOOR OPENER

Model 248739

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 left side panel of your opener.

Summary of Contents for 248739

Page 1: ...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 left side panel of your opener ...

Page 2: ... the Motor Unit 9 Install the Idler Pulley 9 Install the Belt and Attach the Belt Cap Retainer 10 Set the Tension 11 Installation 11 27 Installation Safety Instructions 11 Determine the Header Bracket Location 12 Install the Header Bracket 13 Attach the Rail to the Header Bracket 14 Position the Opener 15 Hang the Opener 16 Install the Door Control 17 Install the Battery Backup 18 Install the Ligh...

Page 3: ...nt Preparing Your Garage Door Before you begin Disable locks Remove any ropes connected to garage door Complete the following test to make sure your garage door is balanced and is not sticking or binding 1 Lift the door about halfway as shown Release the door If balanced it should stay in place supported entirely by its springs 2 Raise and lower the door to see if there is any binding or sticking ...

Page 4: ...he ﬂoor and the bottom of the door must not exceed 1 4 6 mm Otherwise the safety reversal system may not work properly See Adjustment Step 3 Floor or door should be repaired SECTIONAL DOOR INSTALLATIONS Do you have a steel aluminum ﬁberglass or glass panel door If so horizontal and vertical reinforcement is required Installation Step 11 The opener should be installed above the center of the door I...

Page 5: ...r or the garage door MUST be repaired to eliminate the gap ONE PIECE DOOR WITHOUT TRACK CLOSED POSITION Straight Door Arm Emergency Release Rope Handle Header Wall Header Wall Belt Rail Rail Trolley Stop Bolt Trolley Garage Door Door Bracket Curved Door Arm Header Bracket Gap between ﬂoor and bottom of door must not exceed 1 4 6 mm Safety Reversing Sensor Safety Reversing Sensor Access Door FINISH...

Page 6: ...mplete Carton Inventory SECURITY 3 Button Remote Control 2 2 Conductor Bell Wire White White Red Motor Unit with 2 Light Lenses Rail Front header Section Multi Function Door Control Panel Garage Door Monitor Trolley Belt Idler Pulley Door Bracket Rail Center Back Sections SECURITY Keyless Entry Belt Cap Retainer Header Bracket Straight Door Arm Section Hanging Brackets Safety Labels and Literature...

Page 7: ...k 2 INSTALLATION HARDWARE Carriage Bolt 1 4 20x1 2 2 Wing Nut 1 4 20 2 Lag Screw 5 16 9x1 5 8 2 Screw 6ABx1 1 4 2 Lag Screw 5 16 18x1 7 8 2 Drywall Anchors 2 Self Threading Screw 1 4 14x5 8 2 Clevis Pin 5 16 x1 1 Clevis Pin 5 16 x1 1 2 1 Handle Rope Clevis Pin 5 16 x1 1 4 1 Hex Bolt 5 16 18x7 8 4 Spacer 2 Nut 5 16 18 8 Ring Fastener 3 Lock Washer 5 16 7 Insulated Staples 30 Screw 6 32x1 2 Trolley ...

Page 8: ...e as shown and slide the tapered ends into the larger ones Tabs along the side will lock into place To prevent INJURY from pinching keep hands and ﬁngers away from the joints while assembling the rail 3 Place the motor unit on packing material to protect the cover and rest the back end of the rail on top For convenience put a support under the front end of the rail 4 As a temporary stop insert a s...

Page 9: ...proximately 12 30 cm of belt through the window Keep the ribbed side toward the rail and allow it to hang until Assembly Step 5 Remove the tape from the idler pulley The inside center should be pre greased If dry regrease to ensure proper operation Place the idler pulley into the window as shown Insert the idler bolt from the top through the rail and pulley Tighten with a 3 8 lock washer and nut u...

Page 10: ...to pin notches until both pins are securely locked in place 5 Insert the trolley threaded shaft through the hole in the trolley Be sure the belt is not twisted and the FLAT side of the trolley threaded shaft faces the rail 6 Hold the belt at the trolley shaft as you thread the spring nut by hand onto the shaft until ﬁnger tight against the trolley Do not use any tools 7 Remove the screwdriver 8 Po...

Page 11: ...d 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 emergency release handle 6 feet 1 83 m above ﬂoor 7 NEVER connect garage door opener to power source until instructed to do so 8 NEVER wear watches rings or loose clo...

Page 12: ...for the top edge of the door NOTE If the total number of inches exceeds the height available in your garage use the maximum height possible or refer to page 13 for ceiling installation To prevent possible SERIOUS INJURY or DEATH Header bracket MUST be RIGIDLY fastened to structural support on header wall or ceiling otherwise garage door might NOT reverse when required DO NOT install header bracket...

Page 13: ...ILING HEADER BRACKET INSTALLATION Extend the vertical centerline onto the ceiling as shown Center the bracket on the vertical mark no more than 6 15 cm from the wall Make sure the arrow is pointing away from the wall The bracket can be mounted ﬂush against the ceiling when clearance is minimal Mark the side holes Drill 3 16 pilot holes and fasten bracket securely to a structural support with the h...

Page 14: ...If the door spring is in the way you will need help Have someone hold the opener securely on 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 5 16 x1 1 2 as shown Insert a ring fastener to secure HARDWARE SHOWN ACTUAL SIZE Existing Header Bracket OPTION WITH SOME EXISTING INSTALLATIONS ...

Page 15: ...venient for setting an ideal door to rail distance Remove foam packaging 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 top section beneath the rail If the top section or panel hits the trolley when you raise the door pull down on the trolley release arm to disconnect inner and outer sec...

Page 16: ...ine with the header bracket if the bracket is not centered above the door 7 Remove the 2x4 Operate the door manually If the door hits the rail raise the header bracket NOTE DO NOT connect power to opener at this time To avoid possible SERIOUS INJURY from a falling garage door opener fasten it SECURELY to structural supports of the garage Concrete anchors MUST be used if installing ANY brackets int...

Page 17: ...ine screws into gang box as follows Drill and install bottom screw allowing 1 8 3 mm to protrude above wall surface Position bottom of door control on screw head and slide down to secure Adjust screw for snug ﬁt Install top screw with care to avoid cracking plastic housing Do not overtighten Insert bottom tabs and snap on cover NOTE The push bar may stick if the door control is not mounted on a sm...

Page 18: ...ssible use emergency release handle to disengage trolley ONLY when garage door is CLOSED Weak or broken springs or unbalanced door could result in an open door falling rapidly and or unexpectedly NEVER use emergency release handle unless garage doorway is clear of persons and obstructions NEVER use handle to pull door open or closed If rope knot becomes untied you could fall INSTALLATION STEP 8 At...

Page 19: ...rd grounding pin This plug will only ﬁt into a grounding type outlet If the plug doesn t ﬁt into the outlet you have contact a qualiﬁed electrician to install the proper outlet If permanent wiring is required by your local code refer to the following procedure To make a permanent connection through the 7 8 2 cm hole in the top of the motor unit Remove the motor unit cover screws and set the cover ...

Page 20: ...re designed to clip onto the track of sectional garage doors without additional hardware If it is necessary to mount the units on the wall the brackets must be securely fastened to a solid surface such as the wall framing Extension brackets see Accessories are available if needed If installing in masonry construction add a piece of wood at each location to avoid drilling extra holes in masonry if ...

Page 21: ...the ﬂoor Attach brackets to wall with lag screws not provided If using extension brackets or wood blocks adjust right and left assemblies to the same distance out from the mounting surface Make sure all door hardware obstructions are cleared Floor installation Figure 4 Use wood blocks or extension brackets see Accessories to elevate sensor brackets so the lenses will be no higher than 6 15 cm abov...

Page 22: ...g sensors follow the instructions below Cut the end of the safety sensor wire making sure there is enough wire to reach the pre installed wires from the wall Figure 7 Separate the safety sensor wires and strip 7 16 inch 11 mm of insulation from each end Choose two of the pre installed wires and strip 7 16 inch 11 mm of insulation from each end Make sure that you choose the same color pre installed...

Page 23: ...correct wiring between sensors and opener A broken wire 2 If the sending eye indicator light glows steadily but the receiving eye indicator light doesn t Check alignment Check for an open wire to the receiving eye 3 If the receiving eye indicator light is dim realign either sensor NOTE When the invisible beam path is obstructed or misaligned while the door is closing the door will reverse If the d...

Page 24: ...g holes Secure the door bracket using the two 1 4 14x5 8 self threading screws Figure 2A Alternately use two 5 16 bolts lock washers and nuts not provided Figure 2B Metal insulated or light weight factory reinforced doors Drill 3 16 fastening holes Secure the door bracket using the self threading screws Figure 3 Wood Doors Use top and bottom or side to side door bracket holes Drill 5 16 holes thro...

Page 25: ...the door if required for your installation Refer to the dotted line optional placement drawing HARDWARE SHOWN ACTUAL SIZE Self Threading Screw 1 4 14x5 8 Self Threading Screw 1 4 14x5 8 Door Bracket Door Bracket Top of Door Inside Garage Header Wall Door Bracket 2x4 Support Optional Placement of Door Bracket Vertical Centerline of Garage Door HORIZONTAL AND VERTICAL REINFORCEMENT IS NEEDED FOR LIG...

Page 26: ...oles in straight arm disconnect straight arm Cut about 6 15 cm from the solid end Reconnect to trolley with cut end down as shown Bring arm sections together Find two pairs of holes that line up and join with bolts lock washers and nuts Pull the emergency release handle toward the opener at a 45 angle so that the trolley release arm is horizontal Proceed to Adjustment Step 1 page 28 Trolley will r...

Page 27: ...Closed door adjustment decrease DOWN travel limit Turn the DOWN limit adjustment screw clockwise 4 complete turns Press the Door Control push button The trolley will travel to the fully closed position Manually close the door and lift the door arm to the trolley The arm should touch the trolley just ahead of the door arm connector hole Refer to the fully closed trolley door arm positions in the il...

Page 28: ...try again If anything interferes with the door s upward travel it will stop If anything interferes with the door s downward travel including binding or unbalanced doors it will reverse HOW AND WHEN TO ADJUST THE LIMITS If the door does not open completely but opens at least ﬁve feet 1 5 m Increase up travel Turn the UP limit adjustment screw clockwise One turn equals 2 5 cm of travel NOTE To preve...

Page 29: ... reverse HOW AND WHEN TO ADJUST THE FORCES 1 Test the DOWN close force Grasp the door bottom when the door is about halfway through DOWN close travel The door should reverse Reversal halfway through down travel does not guarantee reversal on a 1 1 2 3 8 cm obstruction See Adjustment Step 3 page 30 If the door is hard to hold or doesn t reverse DECREASE the DOWN close force by turning the control c...

Page 30: ...remove the obstruction and run the opener through 3 or 4 complete travel cycles to test adjustment If the unit continues to fail the Safety Reverse Test call for a trained door systems technician IMPORTANT SAFETY CHECK Test the Safety Reverse System after Each adjustment of door arm length limits or force controls Any repair to or adjustment of the garage door including springs and hardware Any re...

Page 31: ... use emergency release handle unless garage doorway is clear of persons and obstructions 8 NEVER use handle to pull garage door open or closed If rope knot becomes untied you could fall 9 If one control force or travel limits is adjusted the other control may also need adjustment 10 After ANY adjustments are made the safety reversal system MUST be tested 11 Safety reversal system MUST be tested ev...

Page 32: ...truction interrupts the sensor beam the opener lights will blink for ﬁve seconds 6 If obstructed while opening the door will stop 7 If fully open the door will not close when the beam is broken The sensor has no effect in the opening cycle If the sensor is not installed or is misaligned the door won t close from a hand held remote However you can close the door with the door control the Outside Ke...

Page 33: ... four blinks and 4 1 2 minutes Lock feature Designed to prevent operation of the door from hand held remote controls However the door will open and close from the Door Control the Outside Keylock and the Keyless Entry Accessories To activate press and hold the Lock button for 2 seconds The push button light will ﬂash as long as the Lock feature is on To turn off press and hold the Lock button agai...

Page 34: ...eat the safety reverse test Adjustment Step 3 page 30 after any adjustment of limits or force MAINTENANCE SCHEDULE Every Month Manually operate door If it is unbalanced or binding call a trained door systems technician Check to be sure door opens and closes fully Adjust limits and or force if necessary see pages 28 and 29 Repeat the safety reverse test Make any necessary adjustments see Adjustment...

Page 35: ...e Lock Mode following the instructions for Using the Multi Function Door Control Reprogram remotes following the programming instructions Refer to Programming If remote will still not activate your door check diagnostic LED for ﬂashes on motor unit then refer to Diagnostic Chart on the following page 3 My door reverses for no apparent reason Repeat safety reverse test after adjustments to force or...

Page 36: ...it Momentarily short across red and white terminals with jumper wire If motor unit activates replace door control wires Symptom Sending indicator light glows steadily receiving indicator light is dim or ﬂashing Realign receiving eye sensor clean lens and secure brackets Verify door track is ﬁrmly secured to wall and does not move Symptom Motor has overheated the motor unit does not operate or trol...

Page 37: ...ti Function Door Control 3 Continue holding both buttons while you press the push bar on the 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 release the learn button on the motor unit The learn indicator light will glow steadily for 30 seconds 2 Wi...

Page 38: ...it lights will blink once when the PIN has been learned Test by pressing the new PIN then press ENTER The door should move To set a temporary PIN You may authorize access by visitors or service people with a temporary 4 digit PIN After a programmed number of hours or number of accesses this temporary PIN expires and will no longer open the door It can be used to close the door even after it has ex...

Page 39: ... visor clip 5 41A2828 Emergency release rope and handle assembly 6 41B4494 1 2 Conductor bell wire white and white red 7 41A5047 1 Door bracket w clevis pin fastener 8 41A5047 3 Header bracket w clevis pin fastener 9 41A5034 Safety sensor kit receiving and sending eyes with 3 9 m 2 conductor bell wire 10 178B34 Straight door arm section 11 12B776 Hanging brackets 12 178B35 Curved door arm section ...

Page 40: ...rm bracket bearing assembly RPM sensor KEY PART NO NO DESCRIPTION 12 41A5525 4 Cover 13 41A2818 Limit switch drive retainer 14 41D3452 Limit switch assembly 15 41A2822 1 Interrupter cup 16 41C4398A RPM sensor assembly 17 41AB050 Receiver logic board assembly Complete with Logic board end panel w all labels light socket 18 41C5499 High voltage wire harness 41C5500 Low voltage wire harness 19 41D180...

Page 41: ...s visor clip SECURITY Keyless Entry Enables homeowner to operate garage door opener from outside by entering a password on a specially designed keyboard Also can add a temporary password for visitors or service persons This temporary password can be limited to a programmable number of hours or entries 3 Button Mini Remote Control with SECURITY With key ring and fastening strip 956D 940D CLDM1 Gara...

Page 42: ...42 NOTES ...

Page 43: ...43 NOTES ...

Page 44: ...to be defective and covered by this limited warranty will be repaired or replaced at Seller s sole option at no cost to you and returned pre paid Defective parts will be repaired or replaced with new or factory rebuilt parts at Seller s sole option ALL IMPLIED WARRANTIES FOR THE PRODUCT INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE ...

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