Optional external water high limit (manual reset). The IBC EX series comes factory-equipped with
an internally mounted manual reset mechanical water temperature high limit. It can be fitted with an
external manual reset mechanical water temperature high limit if required by local jurisdiction.
To supply manifold
From return manifold
Optional flow switch: follow manufacturer’s instructions. Typical requirements include installing on a
horizontal run, with at least five (5) pipe diameters of straight piping both upstream and downstream
of flow switch, and ensuring proper paddle engagement for the piping size.
Integrated boiler drain
Pressure relief valve (shipped with boiler): no isolation valve is permitted between the boiler and
relief valve.
Tridicator or external pressure and temperature gauge (shipped with boiler).