Installation troubleshooting 11. troubleshooting – STIEBEL ELTRON DHC 10-2 User Manual
Page 9

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9
INSTALLATION
TROuBLESHOOTING
11. Troubleshooting
Symptom
Possible cause
Solution
No hot water but audible click can be heard when
water is turned on
circuit breaker off
circuit breaker on.
safety thermal cut-out tripped
reset thermal cut-out.
No hot water and no audible click can be heard when
water is turned on
water flow too low to activate flow switch
clean faucet aerator.
open shut-off valve completely.
open flow adjustment screw.
clean filter screen at DHC unit (see figure “Spare
parts”).
Water not warm enough
water flow too high
reduce wter flow, close flow agjusment screw.
voltage too low
supply correct voltage to unit.
If you are not able to resolve a problem please contact us toll
free at 800-582-8423 before removing the unit from the wall.
STIEBEL ELTRON is happy to provide technical assistance. In most
instances, we can resolve the problem over the phone.
Open flow adjustment screw
26
�02
�02
�1
35
8
Reset button from safety thermal cut out
26
�02
�02
�1
35
7