All installations and services must be performed by qualified service personnel.
•Check and plug leaks in return ducts, cabinet
Comfort Check
•Check proper airflow settings
•Low static pressure for lowest noise
•Set low
•T’stat in bad location?
Figure 3: ECM PIN CONNECTORS
Troubleshooting table above and Figure 2 adapted from GE Industrial Systems publication
C. TROUBLESHOOTING CHARTS
9
