Viessmann Vitocal 350-A Installation And Service Instructions Manual page 22

Preparing for installation
External heat pump type AWH-O
B Concrete foundations, consisting of:
■ Concrete plate C25/30,
BSt 500 S and M
■ Reinforcement with all-round wire
mesh made of Q 257 A
Observe local requirements and the
standard rules of building engineer-
ing, as well as the spot loads
through adjustable feet.
C Front of the heat pump
D Soft ground, gravel or crushed
stone
22
(cont.)
E Recess in the foundations to route
the heating water flow and return,
condensate drain, connecting
cables (LV and control cables) and
power cable to the control panel
F Cable entry for heating water flow
and return
G KG conduit DN 100 for connecting
cables (LV and control cables) and
power cable to the control panel
H Condensate drain DN 50