21
DO NOT BURN WET COAL
temperature
pressure
relief valve
aquastst
automatic air
valve
circulator pump
valve
valve
Domestic hot water coil hookup
electric hot water heater
Cut holes with 1 1/8" hole saw where
shown . Install coil with hardware provided.
Hook up as shown above. If distance between
unit and tank is less than 10 feet the circula-
tor pump and aquastat are not needed. Aq-
uastat is to turn on pump when water reaches
about 140 degrees in systems over 10 feet
apart.