![background image](http://html.mh-extra.com/html/carrier/eaca-0014/eaca-0014_manual-for-installation-operation-and-maintenance_2560265031.webp)
29
TROUBLE SHOOTING THE DUCT MOUNT ELECTRONIC AIR CLEANER
No
Is the unit operating?
Is the furnace blower on?
Yes
Is input AC power available?
Yes
Is the safety interlock system OK?
Yes
Yes
Is ON/OFF switch working?
No
Is red light on?
Is cell dirty or defective?
No
Are contact boards OK?
Yes
Yes
Is the power supply wiring OK?
Yes
Is power supply defective?
No
Is transformer defective?
Yes
Is cell crackling and snapping?
NO
Is cell sizzling?
Yes
No
No
No
Yes
Yes
No
No
Yes
Yes
Summary of Contents for EACA 0014
Page 33: ...31 EACA ...