Is it possible the burned/discolored wiring is a result of high current being applied to the circuit on a regular basis over a long period of time?
-D > On Jun 7, 2017, at 5:35 PM, Fred Moir via Mercedes <mercedes@okiebenz.com> > wrote: > > Max. > > High voltage rectifier? > > (It's been a while). > > Fred > > > Fred Moir. > Lynn MA. > Diesel preferred. > > > ________________________________ > From: Mercedes <mercedes-boun...@okiebenz.com> on behalf of Meade Dillon via > Mercedes <mercedes@okiebenz.com> > Sent: 07 June 2017 17:29 > To: Mercedes > Cc: Meade Dillon > Subject: [MBZ] OT Microwave Repair (again) > > Dieselvolk, > > I've got a dead Whirlpool microwave, part of a built-in-the-wall oven and > microwave combined, which is expensive to replace compare to repairing the > microwave (I'd have to replace both, for at least $1500 or more). > > One of the temperature fuses is blown. On a 24 year-old microwave, I am > tempted to chalk this up to an age related failure, but what is giving me > pause is that the burned / melted wires at the connectors to the fuse. It > doesn't make sense to me for there to be burned wires if the fuse simply > died of old age. This fuse, the cavity temperature fuse, is inline between > an identical magnetron temperature fuse and the 20 amp monitor fuse. > Neither of those fuses has any signs of burning / melting or overheating. > > I've tested door interlock switches and the monitor switch, no problems > there. Magnetron and high voltage transformer pass all tests. > > I guess my question is about the burned / melted wires at the dead fuse, > and does that sound normal if the fuse just aged out, or should I keep > looking for a deeper problem. I'm going to order three new fuses (about > $11 each). > ------------- > Max > Charleston SC > _______________________________________ > 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
