2 System installation
Scope of delivery:
Heating circuit expansion module (2-pc. enclosure)
Replacement fuses: 1 x 250 V 6.3 A T, 1 x 250 V 3.15 A T
Fastening set
Safety sticker, art. no.: 27-2000099
Connection diagram, heating circuit expansion module and bus cabling
For installation or connection of the heating circuit expansion module the plastic enclosure must be opened as
described below.
• Carefully introduce a flat-head screwdriver (width = 4mm) into the
slot provided for this purpose on one of the narrow sides of the
enclosure division.
• Carefully press the screwdriver in the direction shown.
• Go to the other narrow side as shown and repeat the previously
described process in the same manner.
Open the HCM 1
• Press on the long side approximately 1 cm off-centre with the
screwdriver in the direction shown, on the side wall of the division
joint.
• If the locking mechanism does not release with the preceding step,
press the side wall of the undershell via a lever movement of the
screwdriver to the outside, as shown.
• Go to the other long side as shown and repeat the previously described
process in the same manner.
Open the HCM 2
Pull the upper half of the enclosure out of the undershell. In this process
ensure that the parts do not tilt.
Open the HCM 3
Now you have the wall-mount base as a separate unit.
Use the undershell to mark the bores on the desired mounting location
on the wall.
Drill the holes and mount the undershell using the supplied fastening
set.
HCM opened
MA-Easyfire 10.2008_EN.indd 38MA-Easyfire 10.2008_EN.indd 38 30.03.2009 13:30:04 Uhr30.03.2009 13:30:04 Uhr
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