iNSTallaTiON
Service information
To break out the apertures in the water heater's rear cover, you
will need to remove the function module from the rear cover.
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f Undo the screw and disengage the locking tab.
f Push the function module on the back panel gently
backwards.
f Remove the function module from the water heater rear
cover by pulling it slightly forwards and lifting it out.
f Push/break out the required apertures in the back panel
from behind (for positions, see section 16.1, "Dimensions and
connections", pg. 17). De-burr any sharp edges with a file.
f Install the function module in reverse order onto the water
heater back panel until it clicks into place.
f Secure the heater with the screw.
Mounting the water heater
1 Flat gasket
2 Filter screen with sealed edge
f Mark the 4 drill holes, referencing the positioning on the
water heater rear cover.
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| DCE Plus
f Drill the holes and secure the water heater using suitable
f Secure the DHW connection pipe with a flat gasket and the
f Seal the openings on the factory-installed water connections
13. Service information
Connection overview/component overview
1 Flow meter
2 High limit safety cut-out, automatic reset
3 NTC sensor
4 Pin strips for connected load and anti-scalding protection
5 Programming unit plug-in position
6 Diagnostic lights
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fixing materials (screws and wall anchors are not part of the
standard delivery): Countersunk screw, Ø 4.5 mm, max. di-
ameter of screw-head 9 mm.
cold water inlet line with the sealed-edge filter screen (from
the accessories) to the twin connectors.
using the plugs from the accessories.
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