Daikin Modular T Pro ATB Installation, Use And Maintenance Manual page 33

PHASE 8: CONNECTION TO A DRAIN
14
The units are equipped with two 3/4" F drains in the lower part:
A
• the drain empties the condensate collected from the drain pan located under the exchanger;
B
• the drain must only be connected if an optional DX or hot/cold water coil has been installed.
RH
VERSION UNITS
A
3/4F drain
exchanger
3/4F drain to be
drain pan
connected only
coil is installed
14
Drain position
In order to absorb any recovery of air or sewage and to make the correct flow of drain water visually
each drain must be equipped with a siphon
controllable,
drain pan, the siphon must be equipped with
on the bottom; moreover, in order not to jeopardize the operation of the drain system, siphons operating
under pressure must NOT be connected with others operating under depression. The choice of the type
of siphon and its correct installation is the responsibility of the installer.
15
The sewer drain can be located:
on the side walls
distance of the unit from the walls:
S
1
• side: keep a space necessary to position a siphon (not supplied);
• rear: no spacing is required.
on the rear wall
distance of the unit from the walls:
S
2
• side: keep a minimum space of 20 mm;
• rear: keep a space necessary to position a siphon (not supplied).
on the floor under the unit/on the floor outside the unit
distance of the unit from the walls:
• side: keep a minimum space of 20 mm;
S
3
• rear: no spacing is required.
Take into account the height of the unit from the ground (100 mm) when choosing or positioning
the siphon.
B
if an optional
3/4F drain to be
connected only if an
optional coil is installed
(not supplied). To avoid overflows from the
a drain
that allows the removal of the impurities that settle
LH
VERSION UNITS
A
B
3/4F drain
exchanger
drain pan
33