Owner`s manual

Hydro-Hot Hydronic Heating System Shop Manual 07/03
R
Page 11
The Ignition Coil produces a high voltage spark, which is transferred
across the Ignition Electrodes.
The incoming air-fuel mixture is then
ignited, creating combustion.
Ignition
Electrodes
Ignition Coil
Combustion
The combustion’s flame is detected by the
Flame Sensor and the Ignition Coil is then
automatically switched o
ff (no more spark
across the Ignition Electrodes).
Flame
Sensor
Diesel-Burner Operation, continued
3
4
Hot Exhaust
Gases
The particular component begins to operate.
The component is currently operating.
Combustion
Air
Diesel Fuel Spray
Exhaust Gases
KEY
Section 5: Diesel-Burner
5.3 Operational Sequence
Operational
Sequence
,
continue
d