14
Fig. 4
Installation of STN, SSN and STL 2.0 CN pumps
TM
04
02
00
51
07
Hot-water
cylinder
Wa
te
r m
a
in
s
Cold-water storage tank
of at least 50 gallon
capacity
Surrey
flange
System vent
Hot
Cold
Shower
valve
Supply to another shower,
bath or basin, if required
230 V switched spur
Cold-water
supply
min.
22 mm
Pump
Hot-water supply
min.
22 mm
22 mm
service
gate
valves
Cistern
Basin
Negative
Positive
Max.
8 m
Mi
n.
2
2
m
m
Low-voltage pumps must be
connected via transformer only
Bath
Grundfos.bk Page 14 Wednesday, September 3, 2008 1:36 PM
