Trane CGWF SE Installation Operation & Maintenance page 38

7.6 CUSTOMER PLANT SKETCHES
7.6.1 Customer plant sketch on the condenser side of CGWF SE / CGWF HE / CXWF units
with no on board unit pump
MODULATING
2 WAY VALVE
(OPTIONAL)
2-ways
valve
modulating
signal
0-10V from
the unit
electrical
cabinet
P1 Primary Pump
P2 Secondary Pump
ST Temperature Probe
FL Flow Switch
SC Drainage
SF Vent Valve
ET Expansion Vessel
GR Filling group
F Steel Mesh Strainer
VR Check Valve
SV Safety Valve
RB Interception valve
Figure 23
IMPORTANT: the steel mesh strainer in the customer plant is obligatory in order
to keep the warranty, the flow switch is optional
Page 39
MODULATING
3 WAY VALVE
(OPTIONAL)
3-ways
valve
modulating
signal
0-10V from
the unit
electrical
cabinet
IMPORTANT The installation of the
modulating valve is at customer care
AIR CONDITIONING
WATER PUMP
HOT WATER
TANK (OR
ALTERNATIVELY
SOURCE)
FANCOIL