Technical data

Rev. 9/27/2009 Manual #001451 12
Operation
High Speed Doors
Troubleshooting
To avoid damage to the door or injury to personnel during repair of malfunctions or errors, the fol-
lowing instructions should be carefully observed:
Only trained personnel should accomplish Work.
Turn off the power at the main switch prior to performing any work.
Secure the main switch against being turned on again by locking it or by having a second per-
son present.
Secure the door’s operating area.
Read "Safety Instructions".
In the event the repair cannot be made or assistance is required, please contact the customer ser-
vice department of the supplier or manufacturer of the door.
Mechanical Malfunctions
Malfunction Possible Causes Necessary Measures
Brake at the drive defective Replace the brake
Brake incorrectly adjusted Adjust the brake
Counterbalance is oversized Call customer service
Counterbalance defective Replace the counterbalance device
Bowden cable hanging off or too loose
Check correct position and tension
of the bowden cable
Brake blocking Call customer service
Power supply is off Connect the door to the power
Electrical connections defective Check electrical connections
Safety device is defective Replace the safety device
Door not correctly installed Call customer service
An object was rolled up
Close the door and check for enclosed object
Door opens
independently
Manual opening not
possible
Drive not functioning
Curtain unwraps