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Trouble Shooting Guide
Burner Will Not Start
Thermostat Set
Above Room
Temperature
High Limit Set on
Aquastat to 180
Deg. Min.
110 Volts between
L1 and L2 at
Aquast
at
110 Volts between
B1 and B2 at
Aquastat
110 Volts at
Burner
Refer to Oil
Burner Manual
Adjust
Thermostat
Adjust High
Limit
Check Fuses and
Safety Switches
Aquastat
in Fault
Condition
Refer to
Aquastat Manual
Remove Thermostat
Wires From Aquastat and
Jumper T T terminals.
Aqustat Relay Energizes
110 Volts
Between B1 and
B2 at Aquastat
Check Molex
Connector
Replace
Aquastat
Yes
No
No
Yes
No
Yes
No
No
Yes
Yes
No
Yes
Yes
Yes
No
No
Check Thermostat
Circuit