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TROUBLESHOOTING GUIDE
1. No power up
• Faulty 24 VAC wiring
• Thermostat or transformer
• Faulty control
• Safety limits
2. Control LED is blinking RED
• Determine error code, refer to error codes (Table 5), also
refer to the troubleshooting flow chart in the installation
instructions
3. No spark during Trial for Ignition (TFI) time
• Faulty spark electrode wiring
• Spark gap too wide
• Faulty control
4. Burner does not light during trial for ignition time
• Faulty valve wiring
• Bad Gas Valve
• Faulty Control
5. Burner lights but gas valve turns off after TFI
• Weak flame, flame not in contact with the spark electrode of
flame sensor. Check that flame sensor tip is in the flame.
For proper sensing, the rod tip must be 3/8" (10mm) to 1/2"
(13mm) in the flame. See Figure 1.
• Dirty or corroded flame sensor
• Faulty flame sensor wiring
• Poor burner ground
Note: For more information on BASO ignitions and other products, plus
complete installation instructions, please visit us at www.baso.com.
Figure 1: Proper Flame Sensor Position
©
2019 BASO Gas Products
Part No. BASO-INS-C107UQRG, Rev. C
CORRECT
24 VAC Universal Direct Spark Gas Ignition Control
FLAME TOO LOW
FLAME TOO HIGH
www.baso.com
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