GRANUDOS Touch, control unit
Index: 02
Date modified: 11/06/2019
OI No.: BA SW 010-02 Granudos Touch-Steuereinheit EN SCHW 8.docx
Page 31 of 43
10.
Buffer tank filling start
MESSAGE:
Filling starts.
The dosing device starts to produce chlorine
solution.
11.
Buffer tank filling stop
MESSAGE:
Filling with chlorine solution
stops.
The flushing cycle starts, then the dosing device
stops producing chlorine solution.
12.
Buffer tank minimum
level ALARM:
The lower control switch for
starting the filling has not
triggered.
Check switch function: If the tank is empty, the
switch contact must be closed (measure at the
terminal). If open: Switch or terminal contact faulty
13.
Buffer tank level
maximum ALARM:
or
14.
Alarm collecting tank
When filling, the upper control
switch maximum level was not
triggered to stop the filling.
The level switch in the
collecting tank reports liquid in
collecting basin.
1.
Check "Stop buffer tank filling level" switch:
If the tank is full, the switch contact of the "Stop
buffer tank filling level" switch must be closed
(measure at the terminal). If it is open when the
buffer tank is full, the switch or terminal contact is
faulty.
2.
"Stop buffer tank filling level" switch working:
Check switching valves for functioning
1.
Buffer tank is overflowing or leaking
a)
"Stop buffer tank filling level" level switch
and
Level maximum alarm on buffer tank faulty.
Replace level switch
b)
Leaking check valve at a dosing line
replace
check valve
c)
Leaking buffer tank
replace buffer tank
2.
Control valve to the buffer tank not closing
15.
Buffer tank filling
timeout ALARM:
Filling occurred too slowly.
Buffer tank filling has been
deactivated by the system.
1.
Check switching valves
2.
Check "Start buffer tank" sensor: Its contact
must be reopened 3 minutes after filling has
started!
16.
Filtrated water external
ALARM:
From flow monitoring of the
pool circulation
External flow sensor reports
flow too low. The dosing and
booster pump are stopped.
Check swimming pool circulation; if this is OK, then
check the flow sensor.
17.
External Off MESSAGE:
The GRANUDOS is switched
off by the central control
system.
No measures, since it has been deactivated
externally.
18.
Dosing timeout
ALARM:
A dynamic dosing time has
been exceeded. The respective
output is blocked.
Check dosing screw and dosing pumps for defects
and blockages. Eliminate fault or blockage. (see
also Section 7 for the relevant dosing unit).
Check to see if dosing performance setting is too
low.
19.
Shock Cl. active
MESSAGE:
Shock chlorination / filter
disinfection is active.
No measures
Malfunction without display in the device:
1.
The display is dark and the device is turned off:
a)
No supply voltage:
Restore the supply voltage
b)
The main fuse at the lower left of the casing has blown:
Replace fuse
c)
The fuse F1 at the power supply unit has blown:
Replace fuse, look for reason
d)
The power supply unit is defective:
Replace power supply unit
2.
The flushing tank overflows when shutting down the GRANUDOS:
In this case, check the following parts:
a)
Float valve leaking:
Replace membrane
b)
Switching body in suction line blocked:
Foreign matter in suction line
Clean suction line
For how to proceed, see Operating Instructions Part 1 (Dosing Unit) for the respective dosing device,
in Section 7.1, Device
Maintenance
.
