BigZCas wrote:Can anyone advise what the O Ring (92055053) is for that fits onto the pump drive shaft ?
Some sort of rubber protection, like a condom
warren3200gt wrote:Thanks. It would appear that the guy in the electro-tech thread had a similar issue and changing the lm 2917 to the 14 pin version cured this. Although adding in a V regulator and a couple of changes to values of components would be much easier than a circuit redesign!