Quote Originally Posted by Gary View Post
Just the opposite. High load increases SCT and low load decreases SCT... and SCT above ambient (cond TD) should remain within the 11-19K range.
If the ambient air onto the condenser remains the same and the sct decreases with low load then the cond td must get bigger.
If the ambient air onto the condenser remains the same and the sct increases with high load then the cond td must get smaller.

do you mean that with a high load the cond td would be around 11k (smaller) and low load would be around 19k (larger)

CB