Zip InLine ES3, Инструкция по установке, обслуживанию и эксплуатации

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ES3, ES4 & ES6 Instructions. Issue: No. 2 Page 14 February / 2012
Fault fi nding
Repairs should only be carried out by competent persons familiar with electric
instantaneous water heaters.
All service work should be performed by an authorized Zip service
engineer – for details of the full range of services available call Zip Service on:
0845 602 4533.
When calling for service, please always specify the appliance model and serial
number.
The following table will be helpful in determining the causes of some common
problems and their solutions
Problem Possible cause Solution
No water fl ows Water supply is turned off
Open the main water
valve / shut off valve
Water fl ows more slowly
than expected
The Jet Regulator is not
fi tted Fit the correct Jet
Regulator (see Fig. 5)
Water pressure is not
suffi cient
Check the water fl ow
pressure, check the water
fl ow adjustment. See fi g. 8
Dirt in the pipes
Remove any dirt from the
fi lter, valves and / or taps,
check the technical data
The heater switches
itself on and off Water pressure is varying,
fl ow rate is too low
Remove any dirt,increase
the fl ow water pressure,
close other taps, open the
shut off valve further
LED Functions
green LED fl ashing Standby mode
green LED constantly on Appliance is heating water
red LED constantly on
The required outlet temperature cannot
be achieved at maximum power
red LED fl ash code:
Long- short-short-short-long Inlet temperature too high
Long-short-short-short-short Temperature sensor faulty