To Next PageTo Next PageWhy does my Merlin QuietDrive Pro open and close by itself?
If your Merlin Garage Door Opener is opening and closing by itself, ensure that no transmitter buttons are being pressed. If this doesn't resolve the issue, clear the memory and re-program all wireless wall controls and transmitters.
What to do if my Merlin QuietDrive Pro Garage Door Opener opens but won't close?
If your Merlin Garage Door either won't close or reverses while closing, try the following: * Pull the manual release handle and operate the door manually. * Clear any ice or snow from the garage floor area where the door closes. * Repeat the limit and force setting, and then repeat the safety reverse test after adjustments.
How to fix a short range transmitter on a Merlin QuietDrive Pro?
If your Merlin Garage Door Opener transmitter has a short range, try the following: * Change the location of the transmitter. * Check to be sure the antenna on the bottom of the opener extends fully downward. * Replace the batteries.
Why does my Merlin Garage Door Opener reverse and stop before opening completely?
If the Merlin Garage Door Opener reverses and stops before opening completely, remove any obstructions or repair the door.
Why does my Merlin QuietDrive Pro reverse for no reason and flash 10 times?
If your Merlin Garage Door Opener reverses for no apparent reason and the opener lights flash 10 times, check the obstruction detection beams, if installed. Activate the door to temporarily exit standby mode and check lights are on constantly. If the LEDs are flashing, realign the beams.
Why won't my Merlin Garage Door Opener operate from the button or transmitter?
If your Merlin Garage Door Opener will not operate from either the UP/DOWN activation button or the transmitters: * Check the fuse box. * Review the door locks. * Remove any restrictions. * Have it replaced by contacting a garage door repairer.
What to do if Merlin Garage Door Opener motor hums but doesn't work?
If the Merlin Garage Door Opener motor hums briefly, then will not work, check that the door is not in manual release mode. Also, disable any door locks.
Why does my Merlin QuietDrive Pro Garage Door Opener work with the remote but not the wall button?
If your Merlin Garage Door Opener operates from the transmitter but not from the wired wall control terminals, check that the wiring connections are correct.
Why does my Merlin QuietDrive Pro Garage Door Opener strain when operating?
If the Merlin Garage Door Opener strains to operate the door: * Close the door and use the manual release to disconnect the door. * Call a trained door systems technician.
How to open my Merlin QuietDrive Pro Garage Door Opener during a power outage?
If the Merlin Garage Door Opener will not operate due to a power failure, use the manual release handle to disconnect the door.
Keep the garage door balanced. Do not let the opener compensate for a binding or sticking door.
Do not wear rings, watches or loose clothing while installing. Wear gloves and suitable protective clothing.
Frequently examine the door installation for signs of wear, damage, or imbalance. Do not use if repair is needed.
Installation and wiring must be in compliance with your local building and electrical codes.
The safety reverse system test is very important. The door MUST reverse on contact with a 40 mm obstacle.
This appliance should not be used by children or persons with reduced capabilities unless supervised.
The opener must not be used on a wicket door (door within a door).
Install wall control at least 1.5m high, away from moving parts and out of reach of children.
Activate opener only when the door is in full view, free of obstructions and properly adjusted.
Do not allow children to play near the door or with door controls.
Maximum door height of 4.5 m.
Maximum curtain area of 16.5 m².
Maximum door mass of 100 kg.
Door axle diameter must not exceed 35 mm.
Terminal block used for external accessories like push buttons and obstruction detection beams.
DN Button: used to drive the door DOWN.
UP Button: used to drive the door UP.
P Button: used to "PROGRAM” the DOOR LIMITS.
S Button: used to "SAVE” and “DELETE” the “REMOTE CONTROLS".
LEDs indicate program status and diagnostic codes.
Control Button: Activates door when remotes are unavailable.
Courtesy Light: Turns on during operation and turns off after 3 minutes.
Prepare opener for manual release, tie door, secure brackets, support door, mark shaft position, remove axle U-Bolt.
Slide opener over axle, engage drive legs, refit mounting bracket, clamp opener assembly to axle.
Position power cable safely, plug opener into power point, turn ON. Opener light will illuminate.
Set door operation to right or left hand by pressing 'P' and 'S' buttons.
Set the desired OPEN and CLOSED positions using the 'UP', 'DN', and 'P' buttons.
Automatically set the door's opening and closing force by cycling the door.
Manually set the door's opening and closing force via the 'S', 'UP', and 'DN' buttons.
Connect obstruction detection beam wiring to the opener and turn ON for automatic enablement.
Reprogram the opener by cycling power after removing obstruction detection beam wires.
Activate TTC by holding 'P' and 'DN' buttons, then setting interval with 'UP' button.
Deactivate TTC by holding 'P' and 'DN' buttons, then pressing 'P' to confirm.
Turn off the audible beep by holding 'S' and 'DN' buttons for 3 seconds.
Set a partial opening position by pressing 'P' and 'UP' buttons, then programming a remote button.
Deactivate partial opening by pressing 'P' and 'UP' buttons together for 3 seconds.
Program new remote transmitters by holding the remote button and pressing the opener's 'S' button.
Erase all learned remote codes by holding the opener's 'S' button for approximately 8 seconds.
Activate normal standby by turning power OFF, holding 'UP' and 'DN', then turning power ON.
Activate low standby by turning power OFF, holding 'UP' and 'DN', then turning power ON.
Opener can be activated by Control Panel, Remote Transmitter, or Wireless Keypad.
Describes how the door opens, closes, or stops based on its current state.
Details how the opener reacts to obstructions during opening or closing cycles.
How to manually open the door using the release cord, and re-engage the opener.
Opener operates with minimal maintenance and does not require additional lubrication.
Perform safety reverse test, check door balance, and ensure full opening/closing.
Troubleshoot issues where the opener does not operate from buttons or transmitters.
Check wiring connections if the transmitter works but wired controls do not.
Program opener to match transmitter code if buttons/transmitters don't work.
Address short transmitter range by checking location, antenna, or replacing batteries.
Resolve doors opening/closing by themselves by clearing memory and reprogramming remotes.
Check for obstructions or door imbalance if the door reverses before opening completely.
Check obstruction detection beams alignment if door reverses and lights flash 10 times.
Check for obstructions, door balance, or reset limits if the door opens but won't close.
Diagnose opener strain by checking door balance, broken springs, or calling a technician.
Check manual release mode, broken springs, or door locks if motor hums briefly then stops.
Use manual release for power failure; re-engage opener when power is restored.
Refer to diagnostic code section if control panel LEDs flash in sequence.
Safety sensors may be open circuit or cut. Inspect wires and reboot opener.
Short circuit wire for safety sensors. Inspect and correct wire or replace.
Door control wires shorted or control faulty. Inspect and correct wires.
Safety sensors misaligned. Realign sensors to ensure steady LEDs.
No RPM pulses detected. Check door balance, binding, or motor/RPM sensor.
Possible PCB memory failure. Reboot opener, reprogram limits and force settings.
Possible PCB voltage failure. Reboot opener, reprogram limits and force settings.
Possible receiver failure. Reboot opener and recode transmitters.
Door reverses during downward movement. Check for binding or reset limits.
Door reverses during upward movement. Check for binding or reset limits.
Details what parts and timeframes are covered by the Merlin warranty.
Lists conditions and actions that will void the warranty.
Specifies requirements like professional installation and registration for warranty validity.
Instructions on contacting the service center and the process for making a claim.
Keep the garage door balanced. Do not let the opener compensate for a binding or sticking door.
Do not wear rings, watches or loose clothing while installing. Wear gloves and suitable protective clothing.
Frequently examine the door installation for signs of wear, damage, or imbalance. Do not use if repair is needed.
Installation and wiring must be in compliance with your local building and electrical codes.
The safety reverse system test is very important. The door MUST reverse on contact with a 40 mm obstacle.
This appliance should not be used by children or persons with reduced capabilities unless supervised.
The opener must not be used on a wicket door (door within a door).
Install wall control at least 1.5m high, away from moving parts and out of reach of children.
Activate opener only when the door is in full view, free of obstructions and properly adjusted.
Do not allow children to play near the door or with door controls.
Maximum door height of 4.5 m.
Maximum curtain area of 16.5 m².
Maximum door mass of 100 kg.
Door axle diameter must not exceed 35 mm.
Terminal block used for external accessories like push buttons and obstruction detection beams.
DN Button: used to drive the door DOWN.
UP Button: used to drive the door UP.
P Button: used to "PROGRAM” the DOOR LIMITS.
S Button: used to "SAVE” and “DELETE” the “REMOTE CONTROLS".
LEDs indicate program status and diagnostic codes.
Control Button: Activates door when remotes are unavailable.
Courtesy Light: Turns on during operation and turns off after 3 minutes.
Prepare opener for manual release, tie door, secure brackets, support door, mark shaft position, remove axle U-Bolt.
Slide opener over axle, engage drive legs, refit mounting bracket, clamp opener assembly to axle.
Position power cable safely, plug opener into power point, turn ON. Opener light will illuminate.
Set door operation to right or left hand by pressing 'P' and 'S' buttons.
Set the desired OPEN and CLOSED positions using the 'UP', 'DN', and 'P' buttons.
Automatically set the door's opening and closing force by cycling the door.
Manually set the door's opening and closing force via the 'S', 'UP', and 'DN' buttons.
Connect obstruction detection beam wiring to the opener and turn ON for automatic enablement.
Reprogram the opener by cycling power after removing obstruction detection beam wires.
Activate TTC by holding 'P' and 'DN' buttons, then setting interval with 'UP' button.
Deactivate TTC by holding 'P' and 'DN' buttons, then pressing 'P' to confirm.
Turn off the audible beep by holding 'S' and 'DN' buttons for 3 seconds.
Set a partial opening position by pressing 'P' and 'UP' buttons, then programming a remote button.
Deactivate partial opening by pressing 'P' and 'UP' buttons together for 3 seconds.
Program new remote transmitters by holding the remote button and pressing the opener's 'S' button.
Erase all learned remote codes by holding the opener's 'S' button for approximately 8 seconds.
Activate normal standby by turning power OFF, holding 'UP' and 'DN', then turning power ON.
Activate low standby by turning power OFF, holding 'UP' and 'DN', then turning power ON.
Opener can be activated by Control Panel, Remote Transmitter, or Wireless Keypad.
Describes how the door opens, closes, or stops based on its current state.
Details how the opener reacts to obstructions during opening or closing cycles.
How to manually open the door using the release cord, and re-engage the opener.
Opener operates with minimal maintenance and does not require additional lubrication.
Perform safety reverse test, check door balance, and ensure full opening/closing.
Troubleshoot issues where the opener does not operate from buttons or transmitters.
Check wiring connections if the transmitter works but wired controls do not.
Program opener to match transmitter code if buttons/transmitters don't work.
Address short transmitter range by checking location, antenna, or replacing batteries.
Resolve doors opening/closing by themselves by clearing memory and reprogramming remotes.
Check for obstructions or door imbalance if the door reverses before opening completely.
Check obstruction detection beams alignment if door reverses and lights flash 10 times.
Check for obstructions, door balance, or reset limits if the door opens but won't close.
Diagnose opener strain by checking door balance, broken springs, or calling a technician.
Check manual release mode, broken springs, or door locks if motor hums briefly then stops.
Use manual release for power failure; re-engage opener when power is restored.
Refer to diagnostic code section if control panel LEDs flash in sequence.
Safety sensors may be open circuit or cut. Inspect wires and reboot opener.
Short circuit wire for safety sensors. Inspect and correct wire or replace.
Door control wires shorted or control faulty. Inspect and correct wires.
Safety sensors misaligned. Realign sensors to ensure steady LEDs.
No RPM pulses detected. Check door balance, binding, or motor/RPM sensor.
Possible PCB memory failure. Reboot opener, reprogram limits and force settings.
Possible PCB voltage failure. Reboot opener, reprogram limits and force settings.
Possible receiver failure. Reboot opener and recode transmitters.
Door reverses during downward movement. Check for binding or reset limits.
Door reverses during upward movement. Check for binding or reset limits.
Details what parts and timeframes are covered by the Merlin warranty.
Lists conditions and actions that will void the warranty.
Specifies requirements like professional installation and registration for warranty validity.
Instructions on contacting the service center and the process for making a claim.
The Merlin QuietDrive Pro MR655EVO is a garage roller door opener designed for residential use, offering safe and reliable operation when installed and maintained according to the provided instructions.
The QuietDrive Pro MR655EVO is a garage roller door opener that automates the opening and closing of spring-balanced residential rolling garage doors. It can be activated via its control panel, remote control transmitters, or an optional wireless entry keypad. The opener is designed to stop the door if an obstruction is encountered during closing or opening, and it can reverse direction if the door has been stopped in a partially open or closed position. It also features an optional "Ventilation Mode" for partial opening, allowing for pedestrian or pet access and ventilation. The opener is factory-configured for right-hand installation but can be adjusted for left-hand installations during the limit setting process.
General| Brand | Merlin |
|---|---|
| Model | QuietDrive Pro |
| Category | Garage Door Opener |
| Language | English |
