DeDietrich AWHP-2 MIT-IN-2 iSystem Installation And Service Manual page 74

4. Installation
72
System sensor
SONDE
SYST
Room sensor A, B, C
SONDE
AMB A,
B, C
Outlet sensor B, C
SONDE
DEP B,
C
Outside sensor
SONDE
EXT
Titan Active System
TA
Terminal block interface board
TB6,
TB142
Safety thermostat
TS
3-way valve
V3V
PCB connector - PCU
X-
HP pump
X25
Outlet sensor
X28
Flowmeter
X29
Pressure gauge
X30
Through-feed terminal unit
XA
DIEMATIC iSystem control panel PCB
SCU
General switch
ZG
DHW circuit reversal valve
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AWHP-2 MIT-IN-2 iSystem
25/06/2014 - 7616371-001-04