- DSB09-0022 – 90% Furnace Heat Exchanger Inspection Procedure (Ref. DSB09-0023A & DSB09-0024A)
- DSB09-0023A – Enhanced Warranty Policy – 46″ Tall, 90% Furnace Secondary Heat Exchanger Failures (Ref. DSB09-0022)
- DSB09-0024A – Enhanced Warranty Policy – 40″ Tall, Multipoise 90% Furnace Secondary Heat Exchanger Failures (Ref. DSB09-0022)
- DSB11-0024 – ECM Variable Speed Control Module Replacement (Ref. DSB14-0025)
- DSB11-0031 – 5 Ton SPP Mobile Home Filter Drier Orientation
- DSB11-0034 – Incorrect Furnace Staging Software
- DSB12-0001 – Incorrect Limit Switch Installed
- DSB12-0002 – Fancoil Blower Motor Replacement
- DSB12-0007 – Single Stage Pressure Switch HK06ZB104
- DSB12-0010 – Furnace Coil Adapter Kit (Duct Transition)
- DSB12-0014 – Variable Speed Heat Pump Inverter Software Update
- DSB12-0015- Condenser Fan Motor – Potential Defect
- DSB12-0016 – Aluminum Coil/ Parts Return
- DSB12-0019 – Regal Beloit X-13 Blower Motor DOA Failure
- DSB12-0020 – Service Replacement Motor Modules
- DSB12-0033 – SPP Low Refrigerant Charge
- DSB13-0001 – Fancoil RBC X-13 Blower Motor Replacement Control Modules
- DSB13-0002 – CH13 Rating Plate Error
- DSB13-0003 – 2 Stage HP Control Board Wiring
- DSB13-0004 – 90% Furnace Collector Box – Minor Condensate Leaks
- DSB13-0005 – 53DFS250-HW with a Heat Pump
- DSB13-0007- Variable Speed HP Control Box Water Intrusion
- DSB13-0008 – SPP RBC X-13 Blower Motor Replacement Control Modules
- DSB13-0010 – Edge Thermostat Mandatory Rework Program
- DSB13-0011 – Residential Edge/ Totaline Premier Equipment Compatibility/ Rework
- DSB13-0013 – 30MPA, 38APD/ APS Additional Oil Requirements
- DSB13-0014- 30MP, 30RAP, 38AP Wiring Diagram Error
- DSB13-0016 – Cleaning Products for Aluminum Coils (Round Tube) Upgrade
- DSB13-0020 – Infinity Touch & Evolution Connex Control Low Airflow with Version 08 Software
- DSB13-0021 – Limited Production Aluminum Coil Condensing Units
- DSB13-0023 – Incorrect Identifier Resistor in KFA1F0101HWC Kit
- DSB13-0024 – Variable Speed HP Control Board Software Update
- DSB13-0025 – Schrader Valve Core Removal on Humidi-Mizer System
- DSB13-0026 – Furnace Coil Horizontal Orientation Applications
- DSB13-0027 – Outdoor Split Fan Blade Torque
- DSB13-0028 – New 35″ Condensing Furnace Odor & Smoke
- DSB13-0029 – Heat Pump Piston Enhancement Change
- DSB13-0030 – CNPV Transition Recommendation
- SMB/DSB14-0001 – 2014 Policy Updates
- DSB14-0002 – 35″ Condensing Gas Furnace Nuisance Pressure Switch Tripping
- DSB14-0025.Dealer Bristol Program
- DSB 14-0003 35″ Condensing Gas Furnace Revised Vent Requirements
- DSB 14-0004 Revised Inducer Housing Pressure Tap
- DSB 14-0005 Incorrect Voltage Set on Outdoor Fan Motor
- DSB 14-0007 25HNH/285BNH Subcooling Adjustment
- DSB 14-0008 Updated Interim Bulletin- Incorrect Super Heat for TXV’s in 2 and 2.5 Ton Residential Furnace Coils
- DSB 14-0009 SPP Fin Oil Reduction
- DSB 14-0010 Software Enhancement for Code 31 Issues
- DSB14-0013.pdf. Electrical Contact Spring Corrosion
- DSB14-0011.pdf. vent tables and requirements for 35 Gas Furnace
- DSB14-0012.pdf. TXV incorrect superheat