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[QUOTE=jpsmith1cm;15440951]There are two questions being asked here with three possible answers.

#1. Are we trying to determine exactly how much refrigerant is contained in the system? This...

Yes, my company uses the Callahan roach pring which we uploaded into our ESC software. No complaints. 100% paperless.

Or you could just check the amp draw of the aux/emer heat....

Sctech is right on the money. Check all wiring in the Heatpump, I just last week chased down a low voltage short and it was a low pressure switch wire rubbing on copper. Problem solved. Check and...

Check unit for proper gas pressure, furnace will tell you the minimum gas pressure required for the furnace. But like the other guys said, check air flow, flame sensor & check to see if you have...

I myself am relatively new in this field 3+ years. I am currently running all the service for my company. My boss always tells me if you can't figure something out and your in a bind to call tech...

What you have is a unit that when it was manufactured the fan motor used a run cap. That is continuously energized. Then the motor went bad and someone installed an aftermarket motor that uses a...

R-22 has tripled in the last 2 months in my area. That being said I believe the customer should be informed of this when considering repairing an aging 22 system. I just sold a new system today...