STIEBEL ELTRON DHB-E 11 LCD Operation And Installation Guide

CT/' ATV")
Maintenance
Diagnostic traffic Fault Cause Remedy
lights ( draw- off mode)
Green flashing, yellow off, No DHW; outlet temperature One or more mains power phases missing Check fuses/MCBs in distribution board
red on does not match set value
Air detection has responded Continue draw- off for > 1 min
Safety switch not activated during " Commissioning" Activate safety switch by pressing the reset button
firmly
Safety switch triggered by high limit safety cut-out Check high limit safety cut-out ( plug-in connection,
connecting cable); activate safety switch
Safety switch responds again after high limit safety Replace high limit safety cut-out; activate safety
cut-out has been checked; high limit safety cut-out switch and draw off water at the maximum set
faulty value for > 1 min
Safety switch responds again; PCB faulty Replacing the function module
Short circuit in outlet sensor Check outlet sensor; replace if necessary
Faulty PCB Replacing the function module
16. Maintenance
WARNING Electrocution
Before any work on the appliance, disconnect all poles
from the power supply.
This appliance contains capacitors which are discharged
when disconnected from the power supply. The capacitor
discharge voltage may briefly exceed 60 V DC.
Draining the appliance
The appliance can be drained for maintenance work.
WARNING Burns
Hot water may escape when you drain the appliance.
• Close the 3- way ball shut-off valve or the shut-off valve in the
cold water supply line.
• Open all draw- off valves.
• Undo the pipe connections from the appliance.
• Store the dismantled appliance in a room free from the risk
of frost, as water residues remaining inside the appliance can
freeze and cause damage.
Cleaning the strainer
If dirty, clean the strainer in the threaded cold water fitting. Close
the 3- way ball shut-off valve or the shut-off valve in the cold water
supply line before removing, cleaning and refitting the strainer.
17. Specification
17.1 Dimensions and connections
DHB-E LCD
b02 Entry electrical cables I Installation on unfinished walls
cn Cold water inlet Male thread
c06 DHW outlet Male thread
G 1/2 A
G 1/2 A
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STIEBEL ELTRON DHB-E 11 LCD Specifications

General

Brand	STIEBEL ELTRON
Model	DHB-E 11 LCD
Category	Water Heater
Language	English