Troubleshooting; Self-Help When Problems Occur - clage MBH 3 Gebrauchs- Und Montageanleitung

MBH 3..7

Troubleshooting

4. Troubleshooting

4.1 Self-help when problems occur

EN
The following table will help you to determine and rectify the reasons for possible problems.
Problem
No water flows
Water flows more slowly
than expected
The appliance switches
itself on and off
Water remains cold even
though the appliance
switches on
Appliance does not switch
on and the water remains
cold
Hot water temperature
varies
Hot water temperature is
too low
If the connection cable is damaged, it must be replaced with an original spare cable from the
manufacturer by an authorised technician in order to avoid any hazards.
If you cannot rectify the fault with the aid of the troubleshooting table, please contact custo-
mer service.
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Possible cause
Water supply is turned off
Special tap aerator is not fitted
Water pressure too low
Dirt in the pipes
Water pressure fluctuates,
flow rate is too low
Electric supply incorrect
No voltage
Faulty heating element
Water connections mixed up
Water flow pressure too low
Dirt in the pipes
Water pressure fluctuates
Supply voltage varies
Flow rate is too high or inlet tem-
perature is too low
Power supply is too low
MBH 6: A faulty heating element
30
Remedy
Open the main water valve and angle valve
Fit the special tap aerator
Check the water flow pressure
Remove any dirt from the filter, angle valve
and tap
Remove any dirt / increase the water flow
pressure, close other taps, open angle valve
further
Check the electric supply
Check fuses in the electrical installation
Replace heating element (by authorised tech-
nician)
Check installation
Check water flow setting (by authorised tech-
nician), open angle valve further, check water
pressure
Remove dirt from the inlet and outlet pipes
Stabilise the water flow pressure
Check the supply voltage
Adjust the water flow (by authorised techni-
cian)
Check the power supply
Replace heating element (by authorised tech-
nician)
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