Repairs and replacement - PENN Controls - LIT-12011972 - A421ABC - A421ABG - A421ABJ - A421AEC - A421AEJ - A421GBF - A421GEF - Electronic Temperature Control - A421 Standard Model

A421 Series Standard Electronic Temperature Controls with and without Power Cords Product Bulletin
Brand
PENN Controls
Product name
A421 Standard Model
Document type
Product Bulletin
Document number
LIT-12011972
Revision date
2023-01-09
Language
English

Do not attempt to repair or recalibrate the A421 Series Electronic Temperature Control. In case of a defective or incorrectly functioning control, contact your nearest authorized Johnson Controls® or Penn distributor or sales representative.

When you contact your Johnson Controls or Penn distributor, have the model number of the control available. You can find this number on the label inside the cover of the control.