HVAC Sales Master

Fault Code Lookup

HVAC Sales Master
H8
Pressure transducer fault
This code typically points to
  • Loose PT wiring
  • Failed pressure transducer
Next checks to confirm
  1. Verify connector integrity
  2. Check PT output
Escalation
Transducer replacement likely.
Reset behavior
Clears when transducer reads correctly.
Service Soon
Schedule repair
Need deeper detail?
Retrieve the subcode for this platform:
  1. Connect the IDS system in EasyAir App
  2. Use the contractor view to monitor heat pump health
  3. Review real-time alerts, fault codes, and checkpoint values
  4. For on-site work, use Bluetooth-enabled access to system data and historical fault codes
  5. Calculate superheat/subcool within the app for diagnostic verification
  6. Bluetooth access is retained on-site even without continued remote subscription
Tool required: Bosch EasyAir App
Source
Bosch IDS 2.0 service documentation
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