Amana,water

i have water on the foor ,running under neath the condesate fan i replaced the gasket,now i have another leak comming from thesheet metel behind the collector box how can i solve it when i cant see where the water is actually coming from?

Hi.

Please provide the correct model and serial numbers.

Simon.

it is a command 90 amana furnace model no is Guco7o

Sorry, can not assist you due to the lock of information.

Simon.