Viessmann VITOWELL EASY C1, Руководство по эксплуатации

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Wiring Diagram
Manual R eset (90 C Thermostat)
For Models rated 4.5kW and below,
thermostat is manually resetable.
E N L
T2
G
N1
TRIAC
Manual Reset
Thermal
Cut-Out
& Thermostat
Heater
Power ON/OFF
Temp. Control
Flow
Switch
FS
FS
Led Board
T1
Troubleshooting
NOTES
It is advised all electrical maintenance/
repairs to the shower should be carried
out by a suitably qualified person.
In the unlikely event of Electric Water
Heater failure other than detailed in the
fault finding page, please contact
Viessmann Customer Service Call
Centre for advice.
Problem/Symptom Cause Action/Cure
Incoming water
flow too low.
Adjust the 3 in 1 Stop valve.
Electrical malfunction
of Electric Water
Heater.
Contact Viessmann Customer Service
Call Centre.
Safety Thermostat
cut-out operated.
Safety Thermostat cut-out operated.
Contact Viessmann Customer Service
Call Centre.
Water flow too
low.
3 in 1 Stop Valve
Filter/Mesh Filter
blocked.
Clean the filter.
3 in 1 Stop Valve not
fully open.
Open 3 in 1 Stop Valve to desire flow
rate.
Water supply
insufficent.
Check house water supply.
Electric Water
Heater no power.