Maintenance; Draining The Appliance; Opening The Appliance; Descaling The Appliance - Stiebel Eltron SHU 5 SLi comfort Utilisation Et Installation

INSTALLATION

Maintenance

14. Maintenance
WARNING Electrocution
Before any work on the appliance, disconnect all poles
of the appliance from the power supply.
f Dismantle the appliance for maintenance work.

14.1 Draining the appliance

WARNING Burns
Hot water may escape during draining.
f Drain the appliance via its connectors.

14.2 Opening the appliance

f Pull off the temperature selector and the limiting ring.
f Remove the screws from underneath the temperature
selector.
f To open the appliance cover lower the bolt screws inwards
and pivot the cover upwards, then remove it.

14.3 Descaling the appliance

f Remove the flanged immersion heater.
f Carefully tap the heating element to remove coarse limescale
deposits.
f Immerse the heating element up to the flange plate in desca-
ling agent.

14.4 Checking the earth conductor

f Check the earth conductor (in Germany DGUV3 for example)
across a water connector and the earth conductor contact of
the power cable.

14.5 Replacing the power cable

The power cable must only be replaced by a qualified contractor
with an original spare part. Alternatively, the H05VV-F3x1.0 cable
may be used.
f Route the power cable along the cable guide.
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14.6 Positioning the temperature sensor in its
protective pipe
f When replacing the temperature controller and the high limit
safety cut-out, guide the temperature sensors into the pro-
tective pipe.
L1 Temperature controller
L2 High limit safety cut-out
L1
SHU 5 SLi 170
SHU 5 SL GB 170

15. Specification

15.1 Dimensions and connections

SHU 5 SLi
a20
c06 c01
100
a10 Appliance Height
a20 Appliance Width
a30 Appliance Depth
c01 Cold water inlet Male thread
c06 DHW outlet Male thread
i13 Wall mounting bracket Height
Horizontal hole spacing
L2
L1
L2
180
180
a30
70
i13
SHU 5 SLi
mm
mm
mm
mm
mm
SHU 5 |
421
263
230
G 3/8 A
G 3/8 A
328
140
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