Loading ...
Part number 550-143-013/0621
2
Series 3
Displays boiler water pressure and outlet water temperature.
e
Control Pod cover is hinged to allow easy access to
the limit temperature sensor and boiler wiring.
jacket side panels are interchangeable.
Electrical connections, both line and low voltage, connect to the
terminal strip.
Line voltage wiring to burner, terminated in a Molex connector
in the jacket cross tie (item 19). An additional harness connects
from the cross tie connector to the burner.
e hinge bracket can be installed on either side to allow for right
or le-hand swing.
e
burner door is hinged to provide easy access to the
boiler heat exchanger for inspection and cleaning.
e
observation port is designed to prevent soot from
depositing on the sight glass. During normal operation the sight
glass is located at the 12:00 position. To view the burner ame,
loosen the center mounting bolt and rotate so the sight glass is in
the 6:00 position.
1/8” npt, with plug.
Boiler limit temperature sensor and P/T gauge capillary and tem-
perature sensor are installed in the top of the rear section.
e boiler outlet water tapping is located in the top of the rear
section.
e boiler return tapping is located in the bottom of the rear
section.
boilers can be chimney or direct vented from the rear
ue opening.
All electrical connections enter in conduits connected to these
knockouts.
e Ultra Oil boiler is equipped with a Hydro-
level 3250 HydroStat®, LWCO and temperature limit control with
energy saving technology. e 3250 senses the presences of water,
water temperature and monitors calls for heat and activates the
boiler pump and circulator. e control logic will delay pump or
burner operation and adjust them for the target water tempera-
ture to optimize eciency.
Loading ...
Loading ...
Loading ...