9 | Wastewater connection
68 / 92 80.06.070_iCombi Pro-iCombi Classic_IM_V01_en-GB
Requirements for the unit size 6-1/1 GN to 20-2/1 GN
NOTICE
Unit overflowing through external siphon
The unit is already equipped with an integrated siphon. A second external
siphon without aeration of the drain will cause the unit to overflow.
No external siphon may be connected to the waste water connection
without upstream aeration.
You must ensure that there is a free outlet section and vent for the drain
connection.
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Diameter of the unit drain: DN 50 mm [2 inches]
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A connection set for unit drain DN 40/50 is available from the manufac-
turer under the article number 8720.1031.
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Tabletop units: Each unit must have its own waste water connection.
Additional requirements for Combi-Duo
In addition to the requirements for individual units, please note the following
for a Combi-Duo system:
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Each unit must have its own waste water connection.
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For Combi-Duo with floor drain, no odour lock may be installed in the
drain.
Options
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In order to reduce pressure in the drain pipe, install a riser pipe in the drain
pipe.
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Tabletop units: To increase ground clearance, a 110 mm [4.33 inches] unit
elevation kit and a height-adjustable transport trolley for mobile oven
racks are available.
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Standalone units: To increase ground clearance, a unit elevation kit and el-
evation kit for the mobile oven rack are available.
9.2 Connect waste water drain
a The drain pipe is resistant to high temperatures.
1. Connect the drain pipe DN50mm [2 inches] (for unit sizes 6-2/3 : .DN 40
mm [1.5 inches]) so the unit drain has a constant fall of at least 5% or 3
(1.4inches/foot). Use a 90° elbow as the first pipe section for the drain
pipe.
2. Place the drain pipe to the side, straight or downwards.
Unit size 6-2/3 GN
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