Doktor Booth used the phrase "direct reading Bourdon pressure gauge" in a post. Sweet.
AZ Bob '77 300D 137K Litchfield Park, AZ On 8/5/05, Marshall Booth <[EMAIL PROTECTED]> wrote: > The direct reading Bourdon oil pressure gauges have a tendency to > "chatter" under some conditions. It causes NO harm, but is annoying. > Mercedes sells a small restricter that can be placed in the line that > will damp the chatter. I will SEE if I can find a part number. > > Oil Pressure Restricter, MB part number: 123 542 00 74 > > There are other potential causes for the gauge to oscillate - like the > oil pressure actually going up and down (a blown head gasket between one > cylinder and an oil passage CAN cause that, but oil consumption would > skyrocket) and I THINK that seriously degraded "O" rings on the oil > filter stem shaft might sometimes cause that - they will result in > lowered oil pressure reading, but I'm NOT sure about pressure oscillation. > > Marshall > -- > Marshall Booth (who doesn't respond to unsigned questions) > "der Dieseling Doktor" [EMAIL PROTECTED] > '87 300TD 181Kmi,'87 190D 2.5 199Kmi, '84 190D 2.2 227Kmi, '85 190D 2.0 > 159Kmi, '87 190D 2.5 turbo 234kmi > Diesel Technical Advisor MBCA, member GWSection > http://www.dhc.net/~pmhack/mercedes/mbooth1.htm > > > _______________________________________ > For used parts email [EMAIL PROTECTED] > For new parts see www.buymbparts.com > For repairs see www.oldworldauto.com > > To Unsubscribe or change delivery options go to: > http://striplin.net/mailman/listinfo/mercedes_striplin.net >