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BillyHvac, Journeyman HVAC Tech
Category: HVAC
Satisfied Customers: 22517
Experience:  Endorsed for unlimited heating, cooling, oil burners, boilers, refrigeration, hydronics
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My trane comfortlink ii had an 'err 79" notice, so I cut off

Customer Question

my trane comfortlink ii had an 'err 79" notice, so I cut off the power and now my fan won't circulate air....I can hear the outside unit turn on but no blower
any advice
Submitted: 2 years ago.
Category: HVAC
Expert:  BillyHvac replied 2 years ago.

This can be a couple things.

1 - power was interrupted to outdoor unit = turn off all units and turn back on
if 79 remains check outdoor unit for power or fuse issue.

2 - unit low pressure = low on refrigerant, dirty filter, bad indoor blower