Posted by Keith in Washington [162.158.104.185] on Monday, January 04, 2016 at 11:39:30 :
In Reply to: no vacuum gauge yet posted by DDD [108.162.221.57] on Monday, January 04, 2016 at 11:05:18 :
It can tell you where the problem is buy how it jumps around. It shows different movements under different conditions. They are not very expensive.