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O have a carrier 48xl-0300603 all in one outdoor unit with a…

Customer Question
Yes, Hello, o have...

Yes, Hello, o have a carrier 48xl-0300603 all in one outdoor unit with a status code. There are no lights on the thermostat. The unit hums when applying power.

Contractor's Assistant: Just to clarify, do you think this is a larger HVAC problem, or something specific to the thermostat?

I believe its the outdoor unit. I swapped the thrmostat to a simpler model. Then put the infinity thermostat back on.

Contractor's Assistant: Do you plan on doing the work yourself?

Attempting it.

Contractor's Assistant: Anything else we should know to help you best?

It flashinh a status code of 4 blinks then 2

I paid using paypal, where do I find the replies?

Submitted: 7 months ago.Category: HVAC
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Answered in 2 hours by:
11/28/2017
HVAC Technician: Daniel Plourde, HVAC Technician replied 7 months ago
Daniel Plourde
Daniel Plourde, HVAC Technician
Category: HVAC
Satisfied Customers: 455
Experience: I've been in the HVAC buisness since 2008 working on residential, commercial, and industrial buildings
Verified

HI I AM DAN I CAN HELP YOU WITH THIS. THAT ERROR CODE INDICATES THAT THE LOW VOLTAGE FUSE IS OPEN. I WOULD RECOMEND CHECKING THE FUSE AND FIND ANY SHORTS OR REASON WHY THE FUES BLEW.

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