No air filter, so a crudded-up evap is definitely a possibility. I think Rich has one of those cameras, but I can get access to the dirty side by removing all the plastic cowling / drains and the mono-wiper, and then the blower motor and its housing. Just an hour or less to get to the front of the evap. ------------- Max Charleston SC
On Wed, Sep 5, 2018 at 6:02 PM MG via Mercedes <mercedes@okiebenz.com> wrote: > Max does that car have a cabin air filter? > When changed last? Another thought is can you > get hold of a endoscopy type camera to take a > look at the condition of the evaporator? On > my W123 when I took it out the bottom half of > it was all crudded up between the fins with > dirt and hair ETC. Could be you have the same > problem. Just another thing to think of. > > MG > > Meade Dillon via Mercedes wrote: > > That's an option. The bigger / better condenser might mean some field > > engineering work in order to make it fit, and the expense of purchasing > the > > thing, so I'm not too keen on going down that road. However, a bigger / > > better condenser would definitely improve system performance. > > > > Right now I'm getting about a 25 degree differential between ambient and > > the center vent airflow, about 50% of the time (which is when conditions > > are optimal). The rest of the time, not so good. The last of the bits > that > > I've ordered have all arrived as of yesterday, so perhaps this weekend > I'll > > make some time and attack this again. Plan is to discharge the current > > fill (hydrocarbon blend), install new expansion valve and new receiver / > > drier with a bit of oil, pull vacuum, install two cans (12 oz) of the > > blend, then one dose of system drier (converts any remaining water into a > > silicone oil), install Dan's magic ClipLight sealant to fix the leak in > the > > evaporator, and then check performance and top up as needed. > > ------------- > > Max > > Charleston SC > > > > > > On Tue, Sep 4, 2018 at 8:38 PM Curley McLain via Mercedes < > > mercedes@okiebenz.com> wrote: > > > >> After all that, try the replacement condensor Dan put in his SDL. Dan > >> sez it makes the R134 work like a real R12 system. > >> > >> > >> > > _______________________________________ > > http://www.okiebenz.com > > > > To search list archives http://www.okiebenz.com/archive/ > > > > To Unsubscribe or change delivery options go to: > > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > > > > > _______________________________________ > http://www.okiebenz.com > > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
