3255 Manual
Page 30
...in wire), replace as needed . • Disconnect wires at door control, touch wires together. Symptom: Motor unit doesn't operate. • Replace logic board because motor rarely fails. 30 Symptom: Motor has over heated; RPM Sensor = Short travel 6-8" (15-20 cm). • Unplug unit to ... 4 FLASHES Safety Reversing Sensors slightly misaligned (dim or flashing LED). 5 FLASHES Motor overheated or possible RPM sensor failure. Replace Receiver Logic Board. If motor unit activates, replace door control. • If motor unit does not activate, disconnect door control wires from back each...
...in wire), replace as needed . • Disconnect wires at door control, touch wires together. Symptom: Motor unit doesn't operate. • Replace logic board because motor rarely fails. 30 Symptom: Motor has over heated; RPM Sensor = Short travel 6-8" (15-20 cm). • Unplug unit to ... 4 FLASHES Safety Reversing Sensors slightly misaligned (dim or flashing LED). 5 FLASHES Motor overheated or possible RPM sensor failure. Replace Receiver Logic Board. If motor unit activates, replace door control. • If motor unit does not activate, disconnect door control wires from back each...
3255 Manual
Page 34
Complete with: Logic board and end panel with all labels NOT SHOWN Motor shaft bearing kit Opener assembly hardware kit (includes screws not designated by a number in illustration) 34 ... 41AC050-1 18 41C5498 41C5497 19 41D181 41A2826 41A2825 DESCRIPTION Cover Limit switch drive and retainer Limit switch assembly Interrupter cup assembly RPM sensor assembly Receiver logic board assy. End panel with all labels Light socket Lens Capacitor - 1/2 HP Capacitor - 1/3 HP Capacitor bracket Terminal block with screws Universal replacement motor and bracket assembly...
Complete with: Logic board and end panel with all labels NOT SHOWN Motor shaft bearing kit Opener assembly hardware kit (includes screws not designated by a number in illustration) 34 ... 41AC050-1 18 41C5498 41C5497 19 41D181 41A2826 41A2825 DESCRIPTION Cover Limit switch drive and retainer Limit switch assembly Interrupter cup assembly RPM sensor assembly Receiver logic board assy. End panel with all labels Light socket Lens Capacitor - 1/2 HP Capacitor - 1/3 HP Capacitor bracket Terminal block with screws Universal replacement motor and bracket assembly...