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HDS 2000 Super
GB
27
Display Corrective Action
– Increase water supply volume
– Clean strainer in water connection
– Clean strainer before the low-water safety device
– Replace the reed switch of the low-water safety device*
– Clean the low-water safety device*
– Repair leak in the high-pressure system
– Decarbonize heater element*
– Readjust burner*
– Replace exhaust gas thermostat*
– Check fuses and voltage on all 3 phases.*
– Replace air pressure switch*
– Check amount of fuel in tank
– Check that burner is functioning correctly*
– Check fuel nozzle, ignition electrodes and ignition cable,
and replace if required*
– Clean burner*
– Motor overload
– Winding thermo-protection or thermal relay has triggered
– Remove cause of motor overload
7. Troubleshooting
7.1 FAULT warning light is illuminated
••
••
•
This warning light illuminates if there is a fault.
••
••
• When you open the storage compartment
cover flap, you will see the electronic display
in the view window.
••
••
• The warning light extinguishes when you
have corrected the fault and switched the
appliance back on.
F1
F2
F3
F4
F5
Always disconnect the appliance from
the electric mains supply before carrying
out any repair work.
F6
F7
* These faults should be corrected by Customer Service or a qualified electrician only.