Drazice TO 1 IN, Operating And Installation Manual

Page: 32 / 56

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EN
11. FUNCTIONAL DEFECTS
Defect Failure
1 Water in the tank is cold LED is on - heating element failure
2
Water in the tank is not warm
enough
LED is on - heating element failure
3 Water in the tank is cold LED is not on - operating thermostat failure
safety thermostat shut off
power supply
- power supply outside the heater
discontinued
4 Water temperature in the tank
does not correspond with value
set
LED is on - thermostat failure
Do not try to repair the failure yourselves.
Seek either expert or service help. It does not take much for an expert to remove the defect. When making
a repair appointment, report the type and serial number you find on the performance plate of your water
heater.
12. FIRE - FIGHTING REGULATIONS FOR INSTALLATION AND USE OF HEATER
We would like to emphasise that the heater must not be connected to power supply if
work involving flammable liquids (petrol, spot remover) or gases, etc., is performed
nearby.
13. USE AND MAINTENANCE OF HEATER
Once connected to water and power network, the heater is ready for use.
By turning the thermostat knob on the front side of the protective cover, water temperature can be set
between . " " frost protection position and " " approx 75 °C position.
We recommend that the knob was set to position “
e
”. Such connection is most
economic; temperature of water is about 35°C (by type TO 10 and TO 15) and 41 °C (by
type TO 5), thermal losses and scale formation will be lower than if set to higher
temperature.