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What is needed to replace a Model 85 Temperature Controller with a Model 98A Retrofit Kit ?

Published date: 08 May 2019

Retrofit of a Model 85 Temperature Controller.

Product Line
Medium Voltage Dry Type Transformers

Use a kit part # 24806-001-50 for Indoor Xfmer or  24806-001-51 for Outdoor Xfmer. Kit comes with K thermocouples to replace existing thermistors . Include serial # of transformer so the controller can be set for correct temperature rise otherwise 80C is default .
Attached is the document "Instructions for Field Retrofit of a Model 98A Digital Temperature Controller in place of a Model 85 Temperature Controller" 24806-003-01 Rev 0
This document contains a set of instructions for retrofitting a Model 98A Digital Temperature controller in place of an existing Model 85 Temperature controller.

Model 98A Retrofit Instruction Bulletin.pdf

Note: For Model 98A controller replacement only (no retrofit kit w/ enclosure), the part numbers are:
2480600850 - Indoor
2480600851 - Outdoor

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