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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 5648
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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I have a Trane XE 78. I see a filter at the filter door and

Customer Question

I have a Trane XE 78. I see a filter at the filter door and another filter inside near the furnace opening, is this normal?
Submitted: 5 years ago.
Category: HVAC
Expert:  Mark Henley replied 5 years ago.

Mark Henley :

HI, no two filters in series is not typical and could cause airflow restriction, I would remove one of them, if these two filters are not in series and you have two return ducts then it would be ok thanks Mark

JACUSTOMER-dqhzylbb- :

This answer along with the others did not fix my issue. I have canceled my subscription and will need to call a local repairman. Thanks! It was worth the try.

Mark Henley :

ok, thanks

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