STIEBEL ELTRON DHC 8 EC - Operation Instructions: ELCB and Cutoff Features; Earth Leakage Circuit Breaker (ELCB) Function; Automatic High Temperature Cutoff; Troubleshooting ELCB and Cutoff Issues

STIEBEL ELTRON
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2. Operation Instruction for the user and the qualied installer
2.4 This model features an Earth
Leakage Circuit Breaker (ELCB)
(Type EC only), which should be
test a monthly.
How to use the ELCB:
Before operating the water heater. Turn
the ELCB Reset knob (d) at the side of the
heater to start operation.
How to test the ELCB:
Turn the ELCB Test knob (c) at the side of
the unit. ELCB Reset (d) will cease to func-
tion. Please note that the indicator light at
the front of the unit will turn off. Then, turn
the ELCB Reset knob (d) to start operate
again.
ELCB Knob Positioning
Warning !
If the unit does not operate, even
pressing the Reset knob, contact Stiebel
Eltron service for a check and repair.
2.4.1 This model features an automatic
cutoff device that functions when
the water temperature is
unusually high.
In the event that the thermostat
cut off from operating, please
refrain from taking any action. Please
contact the Stiebel Eltron Service Center
for further inspections and repairs to be
made.
Fig 22