Help with expansion tank

[Joyridin]

Originally Posted by 6600DURAMAX

I just relooked at the install instructions and don't see anything in regards to the use of a TEE ....??

https://www.vintageair.com/instructions_pdf/751170.pdf

Many people have literally plugged off the heater hose fitting on the water pump with no ill effects. I have one of those loop hoses, but I probably should have plugged them also as my car has no heater.

I did not put a tee in front of the VA shut off valve and mine works fine.