2.4 Internal wire Diagram
Ignition Pin Conncetion
3. UNIT INSTALLATION
3.3 Installation Modes
The combustion air intake grille must locate in a well-ventilated place. To prevent corrosion, it is necessary
that the combustion air is free of aggressive substances. Aggressive substances are halogenated hydrocarbons
which contain chlorine or fluorine. These substances are found in solvents, paints, adhesives, gasses or
liquid-propellants and household cleaners. If these conditions are not able to guarantee, another place
should be chosen for the air intake.
AC-Motor Connection
Display
Water Flow Sensor Connection
Induction Pin Connection
Grounding Wire
8
Switch Valve Connection
Gas Proportional Valve Connection
Switch Valve Connection