0639-990-21---30j_2010.07.indd
SLA
0639-990/22j
Page 13 of 46
Operating instructions
 
 
• Duringstandstill, 
the door remains blocked.
• Whenmoving, 
the door slows down to full stop.
• Ifthedoorwasunlockedoropen, 
at that time, the sliding wings can be moved by hand.
• Ifthedoorwaslocked, 
it is necessary to actuate the manual unlocking mechanism before the sliding wings can 
be moved (see chapter „Manual unlocking“).
• Assoonasthemainspowersupplyhasbeenrestored, 
the drive unit resumes its normal operation (after carrying out a slow-speed opening or 
closing run).
• InCLOSEDposition, 
the door opens until OPEN position.
• InOPENposition, 
the door remains blocked.
• Whenmoving, 
the door slows down to full stop. Afterwards the rubber cable causes an undamped 
opening.
• Assoonasthemainspowersupplyhasbeenrestored, 
the drive unit resumes its normal operation (after carrying out a slow-speed opening or 
closing run).