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Single Stage Unitary Range
ES/ESH-LT209_10152019
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
Check Air Lines To
Switch
Check Burner System
For Obstruction
Replace Valve
Check For 24V At
Switch
Rectify Transformer Or
Wiring As Required
Rectify As Required
Rectify As Required
Rectify As Required
Is Valve In On
Position?
Replace Ignition
Control Module
Is Pressure Switch
Operating?
Unplug Motor
Does Motor/Impeller
Spin Freely?
IF PROBLEM PERSISTS CONTACT YOUR LOCAL SRP REPRESENTATIVE
Verify Sense Electrode
Verify Ground
Verify Wiring
Does 24V Occur At
Valve During
Ignition Trial? Check
Wiring and Rectify
As required
Check Electrode Gap
Set to 1/8"
Replace Motor If
Required
Check 120V Power
Verify at Motor
Is There A Flame
Signal To Module?
Min. 0.8 Micro Amps
Is Gas Present At
Valve? Is Gas
Pressure Sufficient?
Check Ignition Wire
Replace If Damaged
Check Thermostat
Replace If Required
Burner
Stays
Lit?
Burner
Lights?
Does
Electrode
Spark?
Blower
Starts?
Turn Up
Thermostat
TROUBLESHOOTING CHART
YES
Replace Module if
no power to Motor
TROUBLESHOOTING
Troubleshooting Chart
If problems persist contact your Advanced Radiant Systems Representative.
Summary of Contents for ES/ESH Series
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