Problem
Drive is not functioning.
Blind or shutter moves in
the wrong direction.
Astro programme does
not function according
to the switching times.
The TC52 does not carry
out the switching com-
mands.
The TC52 does not carry
out the switching com-
mands precisely.
The sun and twilight
parameters cannot be
changed, and/or are not
displayed.
Roller shutter does not
move to the end limit.
The display is showing
"BATTERY".
What to do if...?
Cause
Faulty connection.
Faulty connection.
1. Date is incorrect.
2. Wrong city or wrong
latitude/longitude
set.
3. Holiday function is
switched on.
4. Astro shift is set.
The sliding switch is on
manual.
Holiday function is
switched on.
No light sensor is
connected or the light
sensor, and/or the con-
necting cable is faulty.
1. The set running time
is not long enough.
2. No end limit position
is set.
Battery power is low.
Remedy
Check the connection.
Exchange s and t
wires in the power sup-
ply unit.
1. Set correct date.
2. Set correct city or
exact degrees latitu-
de/longitude.
3. Switch holiday func-
tion off.
4. Adjust astro shift.
Move the sliding switch
to automatic.
Switch holiday function
off.
Check the light sensor,
connecting cable and
connector plug.
1. Adjust the running
time in the function
menu.
2. Set the end limit po-
sition using the set-
ting menu PROG1/2.
Replace battery.
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