

| Subject: | Re: Water reservoir level sensor float? (87 Westy) |
| From: | DaveC |
| Date: | Thu, 30 Aug 2001 08:09:55 -0700 |
>Only for westfalia owners or those with interest in magnetic switches: > >I have the same float water level sensor in my '90 westfalia water tank. >(the plastic stick with the magnetic sliding float) Is the little magnet (about the size of a $15 stack of dollar coins with a hole in it) supposed to float by itself (maybe it's just waterlogged)? Or is there supposed to be a foam ring of some kind that goes around the magnet and helps it float? >Fixed it once before like 4 years ago, but now it's broken again. >What happens is: there are 2 magnetic reed switches inside >the plastic tube, and 2 resistors. > >The lower reed switch has a tendency to break from vibration etc. >You can buy a new float level assembly, but they are pretty pricey. >The reed switches are about $4.50, and can be easily soldered in. >You just have to find a similar micro reed switch in an electronics shop. > The upper switch is normally open, > the lower switch is normally closed. > >To get to the reed switches: >Unscrew the 3 little screws that the plastic tube is attached with, >and then pull the tube from the tank cover. > >Then gentley pull on the 2 wires, one green and black, and pull the >switch resistor assembly out. You'll see what I'm talking about. >It's a long copper stick with one magnetic micro reed switch and >resistor at the top, and one at the bottom. Thanks. This will be a breeze to fix. I can get reed switches anywhere here in silly-con valley, and soldering is preferred to $$ replacements. Just need to figure out the float thing... Dave -- Dave Carpenter Whatever you wish for me, May you have twice as much.
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