Repair information - PENN Controls - LIT-1900935 - A421ABD - A421AED - Electronic Temperature Control - A421 Off‐Cycle Defrost Model

A421 Series Electronic Temperature Controls with Off-Cycle Defrost Catalog Page

PENN Controls
Product name
A421 Off‐Cycle Defrost Model
Document type
Catalog Page
Document number
Revision date

Do not attempt to repair or recalibrate the A421 Series Electronic Temperature Control. In case of a defective or improperly functioning control, contact your nearest authorized Johnson Controls® or PENN® distributor or sales representative. When contacting your Johnson Controls or PENN distributor, have the model number of the control available. This number can be found on the label inside the cover of the control.