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TECHNICAL SUPPORT

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Award Winning Technical Support

Our award-winning technical experts are fully trained, NATE-certified and stand ready to assist and share their troubleshooting knowledge in the classroom, on the phone, and at a jobsite.

Wherever and whenever you need assistance, our team is ready help. If you need technical support or additional information, please call us at:

Illinois/Indiana (815) 215-5020                 Michigan (855) 686-2464

REFERENCE HELP

REFRIGERATION INFORMATION
SPLIT TROUBLESHOOTING AC GUIDE
AC / REFRIGERATION: MEASURING LIQUID SUBCOOLING LEVEL
REFRIGERATION TROUBLESHOOTING
FURNACE TROUBLESHOOTING GUIDE
AIR FLOW IN CFM GAS FIRED FURNACE
FURNACE FAULT DIAGNOSTICS
GAS PIPING INFORMATION
METER CLOCKING METHOD
FURNACE QUICK CHECK MOTOR WILL NOT RUN
HYDRONIC FORMULAS

SQUARE FEET OF RADIATION PER SECTION
REPLACEMENT BOILER SIZING CHART
FORMULAS
AIRFLOW VERSUS TEMPERATURE RISE
DRILL SIZES & DECIMAL EQUIVALENTS
DUCT SIZING GUIDE
CONVERSIONS
TERMINOLOGY
ALTERNATE WAYS TO SIZE ERVS / HRVS
EXHAUST FANS
GEOTHERMAL VERIFICATION SHEET

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