Hi Pete , The piston units located underneath the large allen key type nuts had seized shut . Also the 2 pistons located under the solenoids had gummed up in their bores .
atb Nick T SA#12 --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.410 / Virus Database: 231 - Release Date: 31/10/2002
