EHRLE HD 840 Etronic II

Mobile hotwater Unit for professional use – oil-heated

Impact resistant Metal-Chassis for long durability

Unit fully protected by Steel-Frame

Triplex-Piston Pump with Brass Pump-Head, Ceramic Plungers and st.st. valves

Slow-running and air-cooled electric Motor with 1400 rpm

Infinitely variable pressure control via intelligent Unloader-Valve Technology

Etronic II - System:
-2-Stage Switch for Unit and Burner On/Off
-TSS-System with Off-Delay
-Burner On-Delay,
-24V Safety Circuit
-Leackage Recognition
-Unit Total Switch-Off
-Hours-Counter
-Low-Water Switch-Off
-Low-Fuel Switch-Off
-optical Flame-Monitor with Photo-Cell

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