On Tue, 06 Dec 2016 21:44:01 +0000, Tom
m wrote:

I have a new furnace and a condensate pump the code requires the pump to be on
a gfci so they installed a combination switch receptacle the receptacle is
gfci the switch is not the pump is the only thing on the gfci they replaced
the pump and it still trips any thoughts?
Get a different pump, but don't be surprised if it still trips.