Service Alert Summary:
The evaporator may become clogged due to air bypassing the filters during normal operation. There is a gap that has been found on some units that may allow debris to attach to the evaporator surface and block proper airflow.
What are known Diagnostics or Symptoms:
Units in the field may show signs of the evaporator coil surface becoming clogged prematurely between normal maintenance schedules. Nuisant error codes do to lower refrigerant operating pressures and poor airflow quality may be observed.
Product Family
Medium Foundation
Model Prefix(s) & Configuration details
GBC090-150
EBC090-150
GCC090-150
ECC090-150
GDK090-150
EDK090-150
Ship Date range
All ship date ranges may be affected.
Serial range
All serial number ranges may be affected.
What actions can I take now:
- Clean coil surface as needed if surface is dirty or clogged with debris.
Is there a related published service bulletin for this issue?
- No bulletin is currently published. A Service Bulletin is expected with further actions including installing a blank off kit to resolve bypass air issue.
Are WMS (Warranty Management System) claims allowed for this issue?
- Claims for this issue are not currently allowed.
Does the above information indicate the final resolution?
No, at this time a final resolution has not been confirmed.
What can I tell my customer?
- The unit is still fully operational at this time