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A.O. Smith Manuals
Water Heater
BTR 120-400
Service handbook
Wiring Diagram - Btr 118/119 Series Controls - A.O. Smith BTR 120-400 Service Handbook
Commercial gas high efficiency water heaters
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WIRING DIAGRAM - BTR 118/119 SERIES CONTROLS
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Servicing should only be performed by a Qualified Service Technician
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Troubleshooting
troubleshooting checklist
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FAULT AND WARNING CODES - CONTINUED
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EFFIKAL RVGP-KSF-Series Flue Damper Troubleshooting Guide
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This manual is also suitable for:
Btr 118 series
Btr 119 series
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