5.11 Schematic wiring diagram
Fig.29
X1 Impressed current anode
X2 Bottom domestic hot water temperature sensor
X3 Middle domestic hot water temperature sensor
X4 Top domestic hot water temperature sensor
X5 Room temperature sensor, LP pressure switch
X6 Fan control
X7 Air pressure sensor
X10 Electrical back-up, Compressor, Condenser, Fan
X11 Off-peak rate contact
X14 Control module
LP Low pressure
HP High pressure
Earth
L Live
N Neutral
5 Installation
EN-7602142 - v11 - 24042019
TWH 200 EV
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