MJ – MEDIUM-DUTY JACKSHAFT High-Lift, Vertical Lift Track or 400M Roll-Up 12 Cycles per Hour Usage Maximum Door Size in Sq. Ft. (W x H) J – INDUSTRIAL-DUTY JACKSHAFT High-Lift or Vertical Lift Track Four HP Options (1/3, 1/2, 3/4, 1 HP) J 33 11 L J 50 11 L J 75 11 L J 10 11 L ATS – LIGHT-DUTY TROLLEY Standard Radius or Low Headroom Track 8 Cycles per Hour Usage Rails for up to 10′ High Door Standard Available up to 14′ High Doors MT – MEDIUM-DUTY TROLLEY Rails for up to 12′ High Door Standard T – INDUSTRIAL-DUTY TROLLEY Available up to 24′ High Doors T 33 11 L T 50 11 L T 75 11 L T 10 11 LLiftMaster 372LM Gate or Garage Door Opener Remote TransmitterLiftMaster 300MC Gate and Garage Door Opener Remote - Compatible Replacement for MultiCode 3089LiftMaster CPT2 Passport 390MHz 2-Button Visor Garage Door Remote TransmitterLiftMaster 370LM Gate or Garage Door Opener Keychain Remote Control - Model# 370LMLiftMaster 375LM Universal Gate or Garage Door Opener Remote Control - Model# 375LMLiftMaster 373LM Gate or Garage Door Opener Remote Transmitter - Model# 373LMLiftMaster 371LM Gate or Garage Door Opener Remote Transmitter 315 MHz - Model# 371LMChamberlain LiftMaster 41A2817Chain Drive Garage Door
Opener Gear Kit - part # 41A2817Chamberlain LiftMaster 387LM Universal Keyless Entry System - Model# 387LMLiftMaster 970LM Security+ Garage Door Opener Three-Button Mini Remote Control - Model# 970LMLiftMaster 895MAX Visor Style Garage Door Remote - Model# 895MAXLiftMaster 973LM Security+ Garage Door Opener Remote - Model# 973LMLiftMaster 374LM Gate or Garage Door Opener Remote TransmitterLiftMaster 977LM Garage Door Opener Wireless Keypad Security+ - Model# model 977LMLiftMaster LA4121PKGDC Residential DC Linear Single Arm Package with 10W Solar Panel and Standard LA412CONTDC Control BoxSears Craftsman LiftMaster Chamberlain garage door opener wireless keypad model 66LM (9-Dip Switch or Green Learn Button)EverCharge� 475LM Garage Door Opener Battery Backup SystemLiftMaster CSW24V High-Traffic Commercial DC Swing Gate Operator with Battery BackupLiftMaster 3585�3/4 HP Belt Drive Garage Door Opener (rail not included)LiftMaster CSL24V High-Traffic Commercial DC Slide Gate Operator with Battery BackupLiftMaster 3280�1/2 HP Belt Drive Garage Door Opener (rail not included)LiftMaster 12B569-2 Right Rail BracketLiftMaster 12D630 Bracket for Light Socket & Limit SwitchLiftMaster 144B18 Pulley for CSO
, ATS211 & ATS211RLiftMaster 143D100 End Panel - One Light OperatorsChain Pulley Bracket for All 1984-1989 Residential Models (ATS, 2595 & 3595 Models)Liftmaster 41A2818-1 Limit Switch Drive & Retainer for ATS211XLiftMaster 41A2825 Opener Assembly, Hardware Kit (includes screws not designated by a number in illustration)LiftMaster 41A2826-1 Shaft Bearing Kit (Item not shown)LiftMaster 41A3261-1 Dual Gear and Sprocket Includes Sprocket Cover - Dual Sprocket Units OnlyLiftMaster 41A3150 Terminal Block with ScrewsLiftMaster 41A2916 End Panel - Two Light OperatorsLiftmaster 41A3583-15 Cover for 1245R, 1246R, 1346, & 1345Liftmaster 41A3583-11 Cover for 1265, 1255R, 1356, & 1355LiftMaster 41A3473 Chain and Cable - 7' (1990-Current)LiftMaster 41A3666 Cover All Models Except 6200LiftMaster 41A3673-1 End Panel with All LabelsLiftMaster 41A3673 End Panel - Two Light OperatorLiftMaster 41A3712 End Panel - One Light OperatorLiftMaster 41A4201-7D Receiver Logic Board Assembly for 240, 450, 1000, 2000, 4000, 4001, 700WHC & 701WHCLiftmaster 41A4208-2 Chain Spreader w/Screws for Dual Sprocket Units OnlyLiftMaster 41A4208 Chain Spreader with Screws for Dual Sprocket Units OnlyLiftmaster 41A4252-7G Receiver Logic Board
Assembly for 1240, 1245, 1246, 1255, 1256, 215WD, 315WD 4100, 2100, 1100, 710 WHC & 711WHCLiftmaster 41A4252-6G Receiver Logic Board Assembly for 1250, 1260, 1260LK, 1270, 1280, 220WD, 320WD, 5100, 7200 & 8100LiftMaster 41A4353-1 Header Bracket - Black (Used on Belt Drive Units)LiftMaster 41A42527ATS Receiver Logic Board Assembly for ATS211 & CSOLiftmaster 41A4475 Cover for ATS211LiftMaster 41A4371-1 Belt Cap Retainer for 2500Liftmaster 41A4593-5 Cover for ATS2113XLiftmaster 41A4593-1 Cover for ATS211RChain pulley bracket (1990-current)LiftMaster 41A4837-1 Worm Gear and RetainerLiftMaster 41A4885-5 Gear and Sprocket AssemblyLiftMaster 41A4885-2 Gear and Sprocket AssemblyReceiver 41A5021 Receiver Logic Board Assembly for 1265Liftmaster 41A5014-3 End Panel with All LabelsLiftMaster Receiver Logic Board Assembly for 1345, 1355, 1346, 1356, CG40D & CG42DLiftMaster 41A5021-1G Recever Logic Board Assembly for CG40, 4200, 2200, & 1200Liftmaster 41A5021-1ATS Receiver Logic Board Assembly for ATS211X & ATS211RLiftMaster 41A5021-5G Receiver Logic Board Assembly for 8200 & 9200Liftmaster 41A5021-1L Receiver Logic Board Assembly for 6200
, 7220 & PD600Receiver Logic Board Assembly for 985, 1240R, 1245R, 1246R, 1255R, 1256R, 4100, 2100, 1100, 6200, 7220, CG40, 4200, 2200, 1200, PD100, PD200, PD600 & CG40LiftMaster 41A5047-1 Door Bracket - Black (Used on Belt Drive Units)LiftMaster 41A5021-G Receiver Logic Board Assembly for 6200 & 7220Liftmaster 41A5021-9G-315 Receiver Logic Board Assembly for ATS2113XReceiver logic board assembly for CG40, 4200, 2200, 1200, PD100 & PD200Header Bracket for Square Rail UnitsLiftMaster 41A5281 Extension Brackets for Snappy SensorsLiftMaster 41A5387 Chassis with Rail BracketLiftmaster 41A5389-1E Receiver Logic Board Assembly for 2110, 2220, PD420, PD460-2, 9950, 9960, & 7902LiftMaster 41A5483-1B Receiver Logic Board Assembly for 2245, 2255, PD210, PD212 & 7320LiftMaster 41A5483B Receiver Logic Board Assembly for 2265, 2565, 7420, PD610 & PD612KLiftMaster 41A5483-4B Receiver Logic Board Assembly for 2280, 2580, WD822K, WD922K, WD912K, WD822KS & WD912KSLiftMaster 41A5484-1 End Panels with All Labels for HD200D, PD752, PD758S, PD752D & PD758S
Denver, CO Garage Door Opener Repair Very few home appliances are as durable as an automatic garage door opener. For the most part, openers will last for a very long time. Under extreme use, however, they might stop working. A simple repair can often get these garage openers operating again. This can be taken care of by one of our skilled mechanical specialists. There are a few parts outside of the opener device that can fail you. The wall switch, the remote, the trolley carriage, the chain or belt, and the sensor eye are all potential points of failure that must be looked at when troubleshooting a broken garage door opener. Many of these external problems are of a simpler nature so some homeowners can attempt to repair or replace these parts on their own. Still, there can be some costly mistakes made so it is always a better bet to consult expert garage door repair techs for jobs like this. Garage Door Opener Installation Denver When a home owner suspects their garage door opener needs to be replaced, it is a good idea to inspect the entire setup first before any costly purchases are made.
Even if you are sure you are going to want a new opener, it won’t do you any good to hook up a new opener to a malfunctioning door. Making sure the garage door and its other related accessories are working is a good start. If the problem is something like a spring or cable, it is best to not touch those. Just let a pro like the ones at Choice Garage Door Denver take care of it. You should also check the balance of the door and have the springs adjusted if needed. Typically, 1/3 HP or 1/2 openers are used on single door installations. 1/2 HP is great for larger doors, and the 3/4 HP auto openers are great for very heavy doors, especially those made from wood. An experienced and well trained technician will explain all of this in detail to you. Garage door openers may run into several different problems. The pulley mechanism could possibly crash, the remote control can cease working, and it can have problems receiving power at times. All of these difficulties are issues that a seasoned technician can repair at a low cost.