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Contractor's Tool Box
(HVAC)

Welcome to the HVAC technician's  tool box. We will be adding more tools for you to use to help you provide better service to your customers.

A/C Field Evaluation Form (PDF)

Compressor Evaluation Form (PDF)

Duct Design Basics

Dunkirk Q90 Series Inducer Technical Bulletin 81909

Heating Trouble Shooting Assistance Form (PDF)

Internation Comfort Products Service Bulletin S027 (PDF)

Nozzle Capacities (Oil)

Pipe Capacities (Gas)

Replacement Motor Cross Reference

UNICO Delivered Efficiency of High Velocity Heating & Cooling Systems (PDF)

UNICO Free Duct Design Service

Variable Speed Motor Troubleshooting (PDF)

 
 

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