Chamberlain HD520EV Installation Manual

www.chamberlain.comCONTENTSPreparation ... 1-4Assembly ... 5-9Installation ...

9AssemblySTEP 5 Tighten the belt1. By hand, thread the spring trolley nut on the threaded shaftuntil it is finger tight againstthetrolley.Do notuse an

10InstallationIMPORTANT INSTALLATION INSTRUCTIONSTo reduce the risk of SEVERE INJURY or DEATH:1. READ AND FOLLOW ALL INSTALLATION WARNINGS AND INSTRUC

11InstallationSTEP 1 Determine the header bracket locationTo preventpossible SERIOUS INJURY or DEATH:lHeader bracketMUSTbe RIGIDLY fastened to structu

12InstallationSTEP 2 Install the header bracketYou can attach the header bracket either to the wall above the garage door, or to the ceiling. Follow t

13InstallationSTEP 3 Attach the rail to the header bracket1. Position the opener on the garage floor below the header bracket. Use packing material as

14InstallationSTEP 5 Hang the garage door openerTo avoid possible SERIOUS INJURY from a falling garage door opener,fasten it SECURELY tostructural sup

15InstallationSTEP 6 Install the light bulbsTo preventpossible OVERHEATING ofthe end panel or light socket:lUse ONLY A19 incandescent (100W maximum) o

16InstallationSTEP 8 Install the door bracketFiberglass, aluminum or lightweightsteel garage doors WILL REQUIRE reinforcement BEFOREinstallation of do

17InstallationSTEP 8 Install the door bracket (continued)OPTION B ONE-PIECE DOORS1. Center the door bracket on the top of the door, in line with the h

18InstallationSTEP 9 Connect the door arm to the trolleyInstallation will vary according to the garage door type. Followthe instructions which apply t

1Safety Symbol and Signal Word ReviewThis garage door opener has been designed and tested to offer safe service provided it is installed,operated, mai

19InstallationSTEP 9 Connect the door arm to the trolley (continued)OPTION B ONE-PIECE DOORSIMPORTANT: The groove on the straight door arm MUSTface aw

20InstallationSTEP 10 Install the door controlTo preventpossible SERIOUS INJURY or DEATHfrom electrocution:lBe sure power isNOT connected BEFORE insta

21InstallationSTEP 11 Wire the door control to the garage door openerHARDWAREInsulated Staple(Not Shown)1. Run the white and red/white wire from the d

22InstallationSTEP 13 Install the Protector System®Be sure power isNOT connected to the garage door opener BEFORE installing the safetyreversingsensor

23InstallationSTEP 13 Install the Protector System®(continued)OPTION B WALL INSTALLATIONIf additional clearance is needed an extension bracket (notpro

24InstallationSTEP 14 Wire the Safety Reversing SensorsIf your garage already has wires installed for the safetyreversing sensors, proceed to page 25.

25InstallationSTEP 14 Wire the Safety Reversing Sensors (continued)OPTION B PRE-WIRED INSTALLATION1. Cutthe end of the safetyreversing sensor wire, ma

26InstallationSTEP 15 Connect powerTo preventpossible SERIOUS INJURY or DEATHfrom electrocution or fire:lBe sure power isNOT connected to the opener,a

27InstallationSTEP 16 Aligning the safety reversing sensorsThe door will not close if the sensors have not been installed and aligned correctly.When t

28AdjustmentsIntroductionWithout a properly installed safetyreversal system, persons (particularly small children) could beSERIOUSLY INJURED or KILLED

2Additional Items You May Need:Surveyyour garage area to see if you will need any of the following items:n(2) 2X4 PIECES OF WOODMaybe used to fasten t

29AdjustmentsSTEP 1 Program the TravelWithout a properly installed safetyreversal system, persons (particularly small children) could beSERIOUSLY INJU

30AdjustmentsSTEP 2 Test the Safety Reversal SystemWithout a properly installed safetyreversal system, persons (particularly small children) could beS

31IMPORTANT SAFETY INSTRUCTIONSTo reduce the risk of SEVERE INJURY or DEATH:1. READ AND FOLLOW ALL WARNINGS AND INSTRUCTIONS.2. ALWAYS keep remote con

32OperationFeaturesYour garage door opener is equipped with features to provide you with greater control over your garagedoor operation.MyQ®MyQ®techno

33OperationUsing your Garage Door OpenerThe garage door opener can be activated through a wall-mounted door control, remote control, wirelesskeyless e

34OperationMulti-Function Control Panel (continued)LOCKThe LOCK feature is designed to prevent activation ofthe garage door opener from remote control

35OperationRemote Control (continued)PROGRAM A REMOTE CONTROL USING THE LEARN BUTTON1. Locate the Learn Button.2. Press and immediately release the Le

36MaintenanceMaintenance ScheduleEVERY MONTHlManuallyoperate door. Ifit is unbalanced or binding,call a trained door systems technician.lCheck to be s

37Diagnostic ChartYour garage door opener is programmed with self-diagnostic capabilities. The UP and DOWN arrowson the garage door opener flash the d

38DIAGNOSTIC CODE SYMPTOM SOLUTIONUp ArrowFlash(es)Down ArrowFlash(es)4 1-4Door is moving stops or reverses.Manuallyopen and close the door. Check for

3Carton InventoryYour garage door opener is packaged in one carton which contains the motor unit and all partsillustrated below.Accessories vary depen

39AccessoriesAGDMEVBIK01CLLP1953EVCLSS1940EV956EVGarage Door and Gate Monitor:Monitor open/closed status for up to 4 MyQ® compatible garage door opene

40CHAMBERLAIN® LIMITED WARRANTYThe Chamberlain Group, Inc.® (“Seller”) warrants to the fi rst retail purchaser of this product, for the residence in wh

41Repair PartsRail Assembly PartsAccessoriesInstallation Parts13246512NOTICE1342567891011Description Part Number1 Belt 41A52502 Pulley 144C543 Master

42141110137692128443 5 51Repair PartsGarage Door Opener PartsDescription Part Number1 Sprocket Cover 41A43712 Gear and Sprocket 41A4885-53 End Panel

© 2014, The Chamberlain Group, Inc.114A4738 All Rights Reserved

4Hardware InventoryClevis 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"

5AssemblySTEP 1 Assemble the rail and install the trolleyTo preventINJURY from pinching, keep hands and fingers awayfrom the joints while assembling t

6AssemblySTEP 2 Fasten the rail to the motor unitTo avoid SERIOUS damage to garage door opener,use ONLY those bolts/fasteners mounted in thetop of the

7AssemblySTEP 3 Install the idler pulley1. Lay the belt beside the rail, as shown.Grasp the end with the hooked trolleyconnector and passapproximately

8AssemblySTEP 4 Install the belt1. Pull the belt around the idler pulley and toward the trolley.The ribbed side must contact thepulley.2. Hook the tro