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(C) IDM Energiesysteme GmbH
Installation instructions AERO ILM
55
HGL-return
for heat recovery
Heating connections
H
ea
ting co
nn
ec
tio
n
s
6.11. Additional hydraulic connection for heat recovery
In cooling mode it is possible to recover the waste
heat. If installing heat recovery in cooling mode,
there have to be set an additional piping for the HGL-
return.
The available accessory includes a
fl
exible hose con-
nection and a high e
ffi
ciency charging pump.