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I have a gibson C5BA-T42C- evaporator coil. Had a new

Customer Question
I have a gibson C5BA-T42C-...
I have a gibson C5BA-T42C- B evaporator coil. Had a new condenser put in. they didn't change the coil. Said it would be ok. They used r410a freon. Case on this coil say r22. Is this coil going to work or will i have trouble down the road.
JA: I'll do all I can to help. How long have you been dealing with this?
Customer: About a month
JA: Do you plan on doing the work yourself?
Customer: no
JA: Anything else we should know to help you best?
Customer: no, just want to know if this is ok.
Submitted: 5 months ago.Category: HVAC
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Answered in 12 minutes by:
7/12/2017
HVAC Technician: Phil, Mechanical Engineer replied 5 months ago
Phil
Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 8,897
Experience: Retired HVAC/ Electrical & Boiler contractor. Industrial
Verified

Hello, the R22 coil is rated for 150 lbs pressure, the R410a runs 100 lbs higher pressure at times... the main issue though is the POE oil in the new system scours out dirt and debris from the old R22 tubing and can easily precipitate leaks. 50% chance you will have a leak.

.

I am a retired mechanical engineer and HVAC/ electrical/refrigeration and boiler contractor ... with 56 years in this business. The last 20 of those years consulting for major firms nationally.

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