Troubleshooting
Technical Manual
69
HAC Standard fixing - 02/2018
dormakaba c-lever pro
Symptoms
Possible causes
Measures
1 x
short
red
Door is always open: the
lever handle on the outside is
always engaged
—
—
– TimePro function activated
– Faulty coupling unit
– Deactivate TimePro func-
tion
– Replace coupling unit
The use of a master or user
medium is not confirmed by
the component
—
—
– Antenna connection error
or faulty electronics
– Check connection between
antenna and electronics
Door is always open: door
does not open or close at
programmed time
—
—
– Time is missing on e-mod-
ule or is not correctly set
– Incorrect programming
– Set time, check program-
ming
– Replace coupling unit