Schüco S.B 1956 Manual De Instrucciones página 23

"Locked" signal does not appear
Daytime release cannot be
adjusted
Open function output relay
contact
Short-term release is not
responding
The lock locks more quickly/
slowly than required (hold-open
time too short/long)
Lock locks immediately although
hold-open time has been set
Programming not possible/is not
being saved
Schüco International KG · Karolinenstraße 1–15 · D33609 Bielefeld
Problem
• "Locked" relay contact is not
assigned
• Door contact defective or
jumper missing
• The latch cannot move to the
locked position
• Seal not broken
• The signal at the control input
drops out
• Latchbolt jammed,
lock moves 4x with 20 s rest
between each movement
• Initial start-up or voltage loss
at lock
• Latchbolt triggered 4x with door
open
The function output is disabled when emergency power backup
NOTE
B 5490 0301 is used!
• The latchbolt must have been
in the "locked position" prior to
actuation of the locking cylinder
• Hold-open time programmed
incorrectly
• Door contact is closed
• Jumper missing
• Locking cylinder actuation time
too short
• The lock does not switch to
programming mode
• Modified settings are not saved
Cause
• Check wiring
• Check door contact or wiring
• Align the door/striker.
Adapt striker at latch/deadbolt
• Break seal (see point 4.5)
• Make sure the control unit is
sending a constant signal
• Actuate lock via profile cylinder
• See point "Lock does not
unlock"
• Send control signal once
• Check door, lock and door
contact
• Actuate trigger lever or close
door
• Check/change programming
(see point 6)
• Check door contact/open door
• Check wiring
• Hold latchbolt for at least
5 s with the locking cylinder
retracted
• Turn off daytime release
• Exit programming mode by
actuating the trigger lever at the
latchbolt
S.B 1956; S.B 1959
Remedy
10000429979-09.2016-02 | 23