![](/images/new-backgrounds/1247091/24709183x1.webp)
e. Troubleshooting Flow Chart - Quick Reference...
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| Second Visual Check | |||
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| (Does Main Burner Ignite?) | |||
| Does |
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| knob on the Gas Valve | ||||||
main burner |
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| No |
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| in the "ON" | ||||||||
| light? |
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| position? | ||||||
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| Yes |
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| Yes |
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Turn knob to "ON/OPEN" position.
No Energize system and check for proper operation.
Go To
Third Visual
Check
Restore gas supply. Energize system and
check for proper operation.
No
Is
dryer Internal Gas
ALL External Gas
Valves in the open
position?
Yes
Turn manual knob on the Gas Valve to the "OFF" position.
Connect a manometer to the Gas Valve outlet pressure tap.
No
Correct supply pressure. Energize system and check for proper operation .
No
Is
gas available
at the
source?
Yes
Energize
system. Is 24 VAC present across leads at the Gas
Valve?
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| Turn |
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| manual knob on |
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| the Gas Valve to the |
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| "ON" position. |
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No |
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| Energize the system. |
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| Is outlet pressure |
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| detected? |
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| system energized, | ||||||
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| is 24 VAC present |
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No |
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| across the "MV" and "GND" |
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| terminals of the DSI |
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| Module? |
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| No | |
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| Yes |
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Is outlet Water
Column (W.C.) pressure
correct?
Natural 3.5" - 4.0" W.C. L.P. 10.5" - 11.0" W.C .
Yes
Check Spark Electrode for proper gap and insure that the spark is in the path of the gas flow...
Refer To Service Section.
Yes
Replace the Gas Valve. Energize the system and check for proper operation.
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| Replace High |
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| Replace | ||
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| Voltage (HV) |
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| DSI Module | ||
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| leads |
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| Energize system |
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| and check for |
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| proper operation. |
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Make the necessary corrections. Energize system and check for proper operation.
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