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BillyHvac
BillyHvac, Journeyman HVAC Tech
Category: HVAC
Satisfied Customers: 22120
Experience:  Endorsed for unlimited heating, cooling, oil burners, boilers, refrigeration, hydronics
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I Have a QSFMI-12a with a E1 error. I believe that is a high

Customer Question

I Have a QSFMI-12a with a E1 error. I believe that is a high pressure protection of the system. How do I fix that error back to normal operation?
Submitted: 1 year ago.
Category: HVAC
Expert:  BillyHvac replied 1 year ago.
Hello,

It first must be determined what caused the lock out. Bad fan, dirty coil, restriction...this is a hard lockout and resetting will not always work unless issue is addressed.

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