york problem

[odat]

I got a D2GA024 sn.NM8M078447 runs fine for 2 or 3 days then quits got a call for heat 24 volts to w term. but does nothing, red led solid remove power and reconnect, led goes out unit fires, don't have manual for reference to led status, assume boards bad

[HeyBob]

I got a D2GA024 sn.NM8M078447 runs fine for 2 or 3 days then quits got a call for heat 24 volts to w term. but does nothing, red led solid remove power and reconnect, led goes out unit fires, don't have manual for reference to led status, assume boards bad
This is not a DIY help site. You need to call a service technician to evaluate your equipment.

[HeyBob]

Moved to Residential, please post in correct forum also.