Operating Instructions; Pressure Gauge; Oil Burner - UTICA BOILERS BC3095 Installation, Operation & Maintenance Manual

Sequence of Operation
• Thermostat calls for heat.
• Circulator turns on.
• Limit checks boiler water temperature. Burner ignition
delayed until limit determines call for heat cannot be met
by residual heat in boiler and heat distribution system.
A. See limit literature for additional information.
B. Burner delay by-passed for tankless heat call for
heat. Burner ignition begins immediately.
• Burner and circulator operation continues until
thermostat stops call for heat.
Figure 19 Boiler Controls
LIMIT
CONTROL
WIRE HARNESS
CIRCULATOR
WIRE HARNESS
BURNER

OPERATING INSTRUCTIONS

HOT
17
JACKET TOP PANEL
TEMPERATURE

PRESSURE GAUGE

UPPER FRONT
JACKET PANEL
1/4" SLOT
LOWER FRONT
JACKET PANEL

OIL BURNER

A1454