WOOD BOILER INSTRUCTIONS Page 64 Copyright © 2011 Seton Wood Boilers all rights reserved
5.0 TROUBLESHOOTING
PROBLEM SYMPTOM SOLUTION
Insufficient Draft - Low stack temperature
- Condensate present at exhaust
- Creosote build up
- Excessive smoke from door
- Extend chimney height
- Damper actuator may be stuck or defective
- Stack damper may be stuck closed
- Aquastat set points incorrect
• Aquastat defective
Excessive Draft - High stack temperature
- Low water temperature
- Excessive wood consumption
- Frequent dump zone cycling
- Stack damper stuck open
- Reduce speed of optional draft inducer
- Damper actuator stuck open or defective
- Aquastat set points incorrect
- Aquastat defective
Pressure Buildup in System - Pressure relief valve actuation
- Gage showing high pressure
• Fill valve set point incorrect,
• set to 10 t0 12 pounds with no system pressure
- Fill valve defective
- Plumbing blockage or valve closed
• Defective gage or relief valve
• Expansion tank pressure wrong 12# to 15#
• Recheck with circulation pump off
Low water pressure Gauge showing low pressure Supply shut off or blocked
Fill valve defective
Temperature Buildup in System - Temperature relief valve actuation - Circulation pump not functioning
- Damper actuator not functioning
Creosote buildup on vessel Insufficient draft
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