Fault Codes - Stiebel Eltron Accelera 220 E Mode D'emploi Et Installation

INSTALLATION
Troubleshooting
7.1

Fault codes

If the service/fault symbol is fl ashing or continuously illuminated
on the display, you can call up a fault code.
Repeatedly press the menu key until the
fault code is shown following the "chang-
ing units" menu.
Fault code appears
7.1.1 Fault code menu 1
Fault Service Fault description
code symbol
0 No fault
2 contin- The dome sensor has failed.
uously The temperature displayed
illumi- is measured by the integral
nated sensor. The appliance will
continue to work properly but
the amount of mixed water will
read as less than 2 gallons.
4 contin- The integral sensor has failed.
uously The mixed water display will
illumi- not show the correct amount
nated but the appliance will continue
to work properly.
6 flashing Dome sensor and integral sen-
sor failed. The appliance stops
heat delivery.
8 flashing The appliance has recognized
that the DHW tank is not heated
for 13 hours, despite there
being a demand.
16 contin- Short circuit impressed current
uously anode / protective anode failed
illumi-
nated
32 flashing The appliance is operating with
an empty tank or the appliance
is not delivering heat.
The anode current is inter-
rupted. The appliance does not
heat up.
128 contin- No communication between
uously controller and display. The
illumi- most recently selected set val-
nated ues are active.
256 flashing Manually activated Emergency
backup mode (only electric
booster element active).
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7.1.2 Fault code menu 2
Fault
code
E2
E64
If more than a single fault occurs, the fault code gets summed.
Example: If both the dome sensor and integral sensor failed, the
display shows fault code 6 (=2+4).
Remedy
Call Stiebel Eltron for
more information if this
error occurs.
Call Stiebel Eltron for
more information if this
error occurs.
Contact a qualified con-
tractor.
You can continue to use
the appliance by activat-
ing backup mode. See
5.5.2, "Emergency back
up mode", pg. 15 . Call
Stiebel Eltron for more
information if this error
occurs.
Immediately inform a
qualified contractor, as
the appliance is not pro-
tected against corrosion
if the impressed current
anode is faulty.
Fill the appliance with
water. The fault code dis-
appears and the appliance
starts.
The contractor needs to
check the connection of
the impressed current
anode and the internal
wiring.
Check the connection be-
tween the display and the
control board.
See 5.5.2, "Emergency
back up mode", pg. 15.
Service Fault description
symbol
flashing Defrost sensor has failed.
flashing Temperature of the evaporator
is less than -4°F. May be due to
low air fl ow or a fan issue.
Accelera® 220-300 E |
Remedy
Call Stiebel Eltron for
more information if this
error occurs.
Call Stiebel Eltron for
more information if this
error occurs.
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