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function test
The regulator is ready for operation when connected to the mains. The display
becomes active and current temperatures are shown. Display updates once per
minute. By pressing INFO button display updates immediately.
regulator fault display
If the temperature sensors have a fault, this is shown by the red LED being lit and F1
or F2 flashing.
Call in the installer.
If the red LED is lit and the store temperature flashes at the same time, the temperature
of the hot water tank may be too high. If this state continues, call in the installer.
Temperature indication
Solar collector
°C
Display
Meaning
F1 flashes
Sensor fault / alarm
200
150 °C flashes
High temp.
150
Temp. flashes
120
Operating range
0
Temp. flashes
-9
Low temp.
- 9 ° C flashes
-40
F1 flashes
Sensor fault / alarm
power failure
In case of power failure, the regulator remembers the accumulated solar heat output
and the day counter for 24 hours. The pump mode setting is also retained.
forced cooling
If the temperature of the hot water tank exceeds 90ºC, the pump will run until the hot
water has been cooled to 60ºC. The pump must be on AUTO.
trouble shooting
display
cause
No display
230V supply off
Red LED lit
Fault sensor 1 (Collector)
Display flashes "F1"
Red LED lit
Fault at sensor 2 (tank)
Display flashes "F2"
Red LED lit
Pump does not run
Tank temp >95º
Pump cannot "keep up"
No alarm,
Pu m p ru n s, i n d i c ate s h i g h
temperature flashes
temperature
Pump does not run
Thermal Store
°C
Display
Meaning
F2 flashes
Sensor fault / alarm
120
99°C flashes
High temp./ alarm
99
Temp. flashes
95
Operating range
0
0°C flashes
Low temp.
-40
F2 flashes
Sensor fault / alarm
remedy
Check supply/connections
Check connections/sensor
Check connections/sensor
Check pump model/connections
Set speed higher
Set speed higher
Pump or pump output defective
2.0 installation
2.2 controls
For any further technical information/assistance
regarding this product please ring the Gledhill
Technical helpline on 01253 474401.
Page 9
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