STIEBEL ELTRON SN ... SLi с 01.11.2007 - Manual (Page 10)

10
5. Guarantee
4. Environment and recycling
3. Fault Repair
for the user and engineer
Fault Cause Rectification
No hot water despite hot water fit-
ting being fully open. No power. User / Engineer: Check fuses on domestic system.
Limescale on jet regulator. User / Engineer: Clean or replace jet regulator on fitting.
Protective temperature restrictor
(STB) has tripped. Engineer: Eliminate cause of fault (replace thermostat).
Note on protective temperature restrictor (STB) / re-
strictor:
2 kW unit: STB resets automatically when the unit
power supply is disconnected
3.3 kW unit: Replace restrictor.
Boiling sound in heater. Limescale in heater. Engineer: Descale unit.
Table 2
 
 
 

  





 
 

  


 







 
 
 

 



 


 
 




  

 












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