Either I did it by hand or I wrapped a rag around the barrel of the new pump and used a channellock lightly. I think i can get close to 25 ft lb barehanded. The old kraut who trained us on Deutz Diesels showed us that 25 ft lb was putting your thumb around the end of the wrench or socket and pulling with your fingers. I have used that as the 25 ft-lb standard ever since.
most people over-torque common fasteners. Headbolts, most people use a torque wrench. At 10:38 AM 9/7/2008, you wrote: >You will need a wrench to install the new one leak free -- it has a >copper ring seal, you won't get 25-30 ft/lbs by finger power! > >Peter > >On Sep 7, 2008, at 10:20 AM, Loren Faeth wrote: > > > Since the primer pump is trash anyway, put a vice grip on it, just > > below the pump-handle, and turn it out. for the new primer, you can > > screw it in tight enough by hand. it comes with a new oring seal. > > > > At 06:47 PM 9/6/2008, you wrote: > >> The two I replaced both had a hex at the bottom near the threads. > >> I used a > >> crows-foot wrench on an extension with a ratchet. But I heard > >> someone > >> (maybe the Mercedessource guy) mention the vice grip approach ... > >> so maybe > >> some came without the hex? > >> > >> Scott Ritchey > >> > >> -----Original Message----- > >> From: [EMAIL PROTECTED] [mailto:mercedes- > >> [EMAIL PROTECTED] > >> On Behalf Of andrew strasfogel > >> Sent: Saturday, September 06, 2008 19:39 > >> To: Mercedes Discussion List > >> Subject: [MBZ] How to R&R the primer pump on a W123 turbodiesel > >> > >> I have the original plunger-type primer pump on my new 1983 300TD, > >> and it's > >> leaking fuel so must be replaced. Can't figure out how to remove > >> it. The > >> Bosch replacement pump has an embedded hex nut in the screw > >> threads so > >> installation won't be a problem. I don't see any obvious way to > >> remove the > >> old pump other than with a vice grip, which doesn't seem quite > >> appropriate > >> for a Mercedes. > >> _______________________________________ > >> http://www.okiebenz.com > >> For new parts see official list sponsor: http://www.buymbparts.com/ > >> For used parts email [EMAIL PROTECTED] > >> > >> To Unsubscribe or change delivery options go to: > >> http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > >> > >> > >> _______________________________________ > >> http://www.okiebenz.com > >> For new parts see official list sponsor: http://www.buymbparts.com/ > >> For used parts email [EMAIL PROTECTED] > >> > >> To Unsubscribe or change delivery options go to: > >> http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > > > Loren Faeth > > > > > > _______________________________________ > > http://www.okiebenz.com > > For new parts see official list sponsor: http://www.buymbparts.com/ > > For used parts email [EMAIL PROTECTED] > > > > To Unsubscribe or change delivery options go to: > > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > >_______________________________________ >http://www.okiebenz.com >For new parts see official list sponsor: http://www.buymbparts.com/ >For used parts email [EMAIL PROTECTED] > >To Unsubscribe or change delivery options go to: >http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com Loren Faeth _______________________________________ http://www.okiebenz.com For new parts see official list sponsor: http://www.buymbparts.com/ For used parts email [EMAIL PROTECTED] To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
