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Customer Service

HVAC Service Documents

Gauge Diagnostics

Using Gauges for Troubleshooting
Air in cooling system (insufficient suction)
Defective expansion valve
Excessive refrigerant
Insufficient compressor operation
Insufficient refrigerant
Moisture Intrusion
Refrigerant does not circulate

Summary Table of Gauge Diagnostics

Do you need assistance?

Perrin manufacturing takes pride in offering an excellent level of service for our entire range of products. Service questions can be addressed directly to:

PMI Headquarters,
Customer Service
Alliance Nebraska

Call 308-762-2975
Ask for a Service Representative.

Email (CustomerService@perrinmfg.com)

HVAC Toolbox

Our Toolbox of HVAC Service Documents and Gauge Diagnostics is available to assist you with troubleshooting your system. Refer to the left-side menu.

Request Information	ISO 9001:2008	News
Name Please put in your name Email Address Enter a valid email addressInvalid format. Telephone Number Enter your phone number Invalid format. Yes! send me industry updates Question or Request?	Perrin Manufacturing is committed to providing you with superior products and services; we renew this pledge through continual improvement of our products and motivation of our staff. We faithfully comply with all of the requirements of our ISO 9001:2008 Quality Management System, the most current edition of the standard. Beyond that, our highly trained quality staff persistently search for new ways to improve the effectiveness of our system.