Cascade TEK TFO-1 - Required Items for Diagnostics

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MAINTENANCE
Required Items
You must have the following items on hand to answer the diagnostic questions.
A temperature reference device – A calibrated digital thermometer with at least one thermocouple
sensor probe. The device must be at least accurate to 0.1°C.
A copy of the user manual for the unit – Must be available in the same room as the unit for use.