LiftMaster CSW24V CSW24V Installation Manual - Page 40

TROUBLESHOOTING TROUBLESHOOTING CHART FAULT Operator does not run and diagnostic LED not on. Control board powers up, but motor does not run. Relay clicks with command, but motor does not turn on. Arm moves, but cannot set correct limits. Gate does not fully open or fully close when setting limits. Operator does not respond to a wired control/command (example: Open, Close, SBC, etc.) Operator does not respond to a wireless control or transmitter POSSIBLE CAUSES a) No power to control board b) Open fuse c) If on battery power only, low or dead batteries d) Defective control board a) Check DIAGNOSTIC LEDs b) Reset button is stuck c) Stop button active d) If on battery power only, low or dead batteries e) Open or Close input active f) Entrapment Protection Device active g) Vehicle loop detector or probe active h) Defective control board a) Arm jammed or not connected b) Defective motor or motor wires c) Defective control board a) Arm does not extend or retract enough during travel b) Arm is interfering with mounting bracket c) Gate is too difficult to move a) Arm does not extend or retract enough during travel b) Arm is interfering with mounting bracket c) Gate is too difficult to move a) Check DIAGNOSTIC LEDs b) Check Open and Close command input LEDs c) Stop button is active d) Reset button is stuck e) If on battery power only, low or dead batteries f) Entrapment Protection Device active g) Vehicle loop detector or vehicle probe active h) Defective control board a) Check DIAGNOSTIC LEDs b) Check XMITTER LED when wireless control is active c) Stop button is active d) Reset button is stuck e) Poor radio reception f) Defective control board CORRECTIONS a) Check AC and battery power b) Check fuses c) Charge batteries by AC or solar power or replace batteries d) Replace defective control board a) Use Diagnostic code to identify issue b) Check Reset button c) Check Stop button is not "stuck on" d) Charges batteries by AC or solar power or replace batteries e) Check all Open and Close inputs for a "stuck on" input f) Check all Entrapment Protection Device inputs for a "stuck on" sensor g) Check all vehicle detector inputs for a "stuck on" detector h) Replace defective control board a) Disconnect the arm from the operator and ensure arm moves freely b) Inspect motor and motor wires for open wire, shorted wires, damage, etc. Else, replace motor. c) Replace defective control board. a) Disconnect the arm from the operator and ensure arm moves freely b) Examine the hinge point where the arm mounts to the gate post. Make sure that the arm housing does not hit or interfere with the gate post or mounting bracket. Correct as necessary. c) Disconnect arm from gate and move gate manually. Gate must move easily and freely through its entire range, limit-to-limit. Repair gate as needed. a) Disconnect the arm from the operator and ensure arm moves freely b) Examine the hinge point where the arm mounts to the gate post. Make sure that the arm housing does not hit or interfere with the gate post or mounting bracket. Correct as necessary. c) Disconnect arm from gate and move gate manually. Gate must move easily and freely through its entire range, limit-to-limit. Repair gate as needed. a) Use Diagnostic code to identify issue b) Check all Open and Close inputs for a "stuck on" input c) Check Stop button is not "stuck on" d) Check Reset button e) Charges batteries by AC or solar power or replace batteries f) Check all Entrapment Protection Device inputs for a "stuck on" sensor g) Check all vehicle detector inputs for a "stuck on" detector h) Replace defective control board a) Use Diagnostic code to identify issue b) Activate wireless control and check XMITTER LED is on. Re-learn wireless control/ transmitter to control board. Replace wireless control as needed. c) Check Stop button is not "stuck on" d) Check Reset button e) Check if similar wired control operates correctly. Check if wireless controls works properly when within a few feet of operator. Check operator's antenna and antenna wire. Check other wireless controls or devices. f) Replace defective control board 38