Heritage,
Have you:
1. checked the calibration of the temp gauge of the BBT?
2. tried putting a sanitary thermowell just below the butterfly in-line on the way to your surgetank?
3. How long does it take you to empty the tank on a run?
Have you:
1. checked the calibration of the temp gauge of the BBT?
2. tried putting a sanitary thermowell just below the butterfly in-line on the way to your surgetank?
3. How long does it take you to empty the tank on a run?
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