Fault Code Lookup

HVAC Sales Master
b7
Motor parameters fault / incomplete parameter sent to motor
This code typically points to
  • Accessible public snippet confirms the code meaning, but the complete cause list for the furnace row was not fully exposed in the accessible snippet

Next checks to confirm
  1. Verify correct parameter/shared-data configuration and blower/control compatibility using the applicable public service manual

Escalation
Furnace fails to operate or operates with reduced performance depending on fault state
Reset behavior
Not explicitly detailed in accessible public snippet.
Urgent
Fix now
Source
DC96VC/DM96VC troubleshooting section confirms b7 'MOTOR PARAMS'; Goodman ComfortNet modular blower public manual lists b7 as 'incomplete parameter sent to motor'