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2.8.3 Decalcification
Formation of lime scale depends on the
quality and quantity of the water used.
In addition higher water temperatures
lead to more deposit in the appliance.
A temperature setting of 60°C is
recommended in order to keep the
calcification at a low level. Decalcification
should be attempted with the proper
means. For extensive information a
decalcification instruction is available.
2.8.4 spare parts
To be able to order spare parts it is
important to note the type of appliance
as well as the serial number of the
appliance. Based on this information the
data concerning the spare parts can be
determined.
2.9 inlet combination
Not applicable in U.K. and Ireland.
2.10 Fault finding
In case of failure the following should be
checked:
2.10.1 safety thermostat
All appliances have been fitted with a
safety thermostat that shuts off the gas
supply when the water temperature is
too high. The safety thermostat remains
activated until the water temperature
drops below the safety temperature.
The water heater must be reignited
manually. The regulation thermostat
Figure 11- Mounting burner-set
AOS 0488
