Fuel oil burner: Difference between revisions
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The '''fuel oil burner for my home furnace system'''. | The '''fuel oil burner for my home furnace system'''. | ||
== Problem state == | |||
Primary control locked out or failing. | |||
Holding red button for extended period of time (30 seconds, 60 seconds) does not clear the lockout. | |||
Diagnosis: | |||
# Hardware is good, control unit is in locked state, unlock procedure needed | |||
# Control unit is bad, needs repair | |||
# Oil pump bad, needs repair | |||
I think the oil pump (3) is least likely. The control system is the problem. | |||
== Oil burner == | |||
Beckett. | |||
== Primary control == | == Primary control == | ||
[[File:White Rodgers 668-451 Oil Burner Primary Control with Transformer.png|thumb|White Rodgers 668-451 Oil Burner Primary Control with Transformer.]] | [[File:White Rodgers 668-451 Oil Burner Primary Control with Transformer.png|thumb|White Rodgers 668-451 Oil Burner Primary Control with Transformer.]] | ||
[[File:Oil burner primary control 20201022 093918.jpg|thumb|Beckett oil burner and White-Rodgers primary control unit.]] | |||
White-Rodgers 668-451 Kwik-Sensor Cad Cell Relay Oil Burner Control 2-Wire 45-Second Timer & External Transformer | White-Rodgers 668-451 Kwik-Sensor Cad Cell Relay Oil Burner Control 2-Wire 45-Second Timer & External Transformer | ||
Revision as of 08:34, 23 October 2020
The fuel oil burner for my home furnace system.
Problem state
Primary control locked out or failing.
Holding red button for extended period of time (30 seconds, 60 seconds) does not clear the lockout.
Diagnosis:
- Hardware is good, control unit is in locked state, unlock procedure needed
- Control unit is bad, needs repair
- Oil pump bad, needs repair
I think the oil pump (3) is least likely. The control system is the problem.
Oil burner
Beckett.
Primary control
White-Rodgers 668-451 Kwik-Sensor Cad Cell Relay Oil Burner Control 2-Wire 45-Second Timer & External Transformer
This is a "stack relay" device — an older technology.
Documentation:
- White-Rodgers 668-451 Installation Manual
- Reset Button Operation on Primary Controls for Oil Fired Heating Equipment
- Cad Cell Relay Switches on Oil Burners
- Tech specs, replacement parts
- Tech specs, replacement parts
Safety
- Oil Burner Puffbacks - an explosion of un-burned oil in the combustion chamber of an oil-fired boiler, furnace, or water heater.
See also
- Oil burner @ Wikipedia