HVAC Sales Master

Fault Code Lookup

HVAC Sales Master
A104
Motor no run fault – No Run
This code typically points to
  • ECM motor not operating
Next checks to confirm
  1. Make sure ECM motor wiring harness is plugged into ECM motor and control board
  2. Test ECM motor for proper operation
Escalation
Critical severity 1
Reset behavior
Clears when motor operation is restored.
Urgent
Fix now
Need deeper detail?
Retrieve the subcode for this platform:
  1. On EcoNet Control Center: Press the Service icon when flashing
  2. Select Current Alarm to view active equipment alarms
  3. Select Alarm History to review past alarms with timestamps
  4. Select Reminders for maintenance notifications
  5. Service-alert items can be reset from the Service screen
  6. Equipment-level alarms clear automatically when the underlying equipment fault is corrected
Source
Rheem RH2T/RHMV Installation Instructions air-handler diagnostic table. LED10 4 flashes.
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