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Armstrong International
221 Armstrong Blvd., Three Rivers, Michigan, 49093 - USA
Ph. (269) 279-3602 Toll Free (888) 468-4673 Fax (269) 279-3130
Problem: “Constant dierence between blend circuit temperature reading and DRV80
temperature display...”
H C
Readings are not
equal after outlet
temperature has
stabilized
Check outlet thermistor
Turn power o for 10 seconds and restart.
If the error persists, check the thermistor
connections or replace the thermistors.
Blend circuit thermometer
Check or replace.