Herbs that Clear Heat from Deficiency

Which of the following is NOT a sign of yin deficiency?

In cases of yin deficiency, the pulse will be rapid (because of the heat) and thin (because there's not enough yin fluids to fill the vessel).

Source: Bensky, D. (2004). Chinese Herbal Medicine: Materia Medica. Seattle, WA: Eastland Press. p. 219 [Q798]