Monday, April 28, 2014

SPQ2014

Becoming familiar with Paccar's new MX engine doing some recall work. Learning the "times" of warranty work... Paccar says it takes 0.9 hours to change the crankcase vent module and it took 5 hours Friday night. I did my second one on Saturday in 2 hours. I think I've figured out how to it a little faster but I'll still be an hour and half. Everything is so well fit together that one has to get creative with swivels and wobbly's to get at anything.

Worked on a newer Kenworth that the towing company brought in after they couldn't fix the brake lights. When I got into the fuse panel and saw jumper wires going across the front I had a bad feeling I knew what was wrong. Further inspection revealed a technician induced failure. Someone had obviously done some probing with a test light and spread the fuse terminals. Unfortunately you can't repair the fuse block. I pulled it thinking I could get in through the back but it's permanently assembled in 3 layers (Rear connections, circuit board, and the fuse/relay side). $1,000 fuse block ruined because someone didn't take the time to do it right.


My assigned "sensor" is actually a lift pump off a Cummins ISX. The seal between the pump housing and flange usually fails. It is a very small vane pump. I was able to find a diagram for it.


Parts have started coming in for my wiring project.


Week: 50
Total: 200 hours

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