Tuesday, January 12, 2010

Keeping at It ...

So . . . Time for the splash back wall . . .
Cut a piece of 3mm melamine sheet to fill in the wall.


















Then cut out the window


















Normally I would just glue this in place and carry on, but I thought I'd just put the fridge in place and see how it looked


















Not bad. I still need to fit some foot locators on the frame






















They are the old style furniture castor carpet protectors ($7 at the local hardware) which I will attach to the frame to stop the fridge feet slipping off. I will still need to stop the frame sliding in and out while moving but that's another problem.
It was I was doing all this that I noted another slight problem : I hadn't installed the waste pipe for the kitchen sink!!
So - pull the cupboards out - and drill a hole through the floor to get access to the grey water tank ...

















All these caravan type components all use 25mm bore fittings so there is no point fitting larger pipes - although domestic 40mm fittings would be nice and easy and would provide a better flow!
The only bonus with 25mm is that you can use flexible pipe in some places























and just curve things round . . .


















Getting all this in place revealed that there is about 30mm clearance between the top of the fridge and the underside of the drain pipe
















so a right angle fitting is the first thing needed to get the plumbing over to the back wall .
The basin drain is designed for a piece of hose to go straight on but I need the right angle




















fortunately it is just about the right size for a 1/2" BSP fitting so a little trimming to length and some bathroom silicone should do the job.
















Once out of the way it needs an "S" bend or "P" trap.
(I'm sure there is a technical difference but I have never bothered to discover it.)
Of course there is nothing in 25mm so it has to be made up from fittings. The aim is to keep a small section of the pipe full at all times to prevent bad smells from coming back up the drain.



















All this is put together and joined by the appropriate pipe . . .















giving about 10mm clearance over the fridge.
Fortunately the "miss is as good as a mile" factor is in effect!!

While doing all this I have also been assessing the pipe and fittings for use in the bathroom hand basin.
It's not looking all that good . . .
The basin has this weird push on plastic fitting which doesn't seem to match anything and the pipe is not as flexible as I would like . . . which means that some sort of swivelling fitting will be needed . . . and of course you cannot buy such a thing . . . so a collection of reticulation fittings is assembled which can be adapted . . .


















As this is only a drain there is no need to worry about pressure only a limited amount of water maybe backing up a little.
So a piece of pipe and a fitting are found which are a loose fit one into the other, a couple of grooves machined into the pipe and a couple of "O" rings found the right size























"O" rings fitted to the pipe























a little petroleum jelly lubrication























and "hey presto" it goes together nicely, turns easily and is probably able to stand a little pressure as well - bonus!























The "flexible" pipe however is still going to put quite a lot of bending force onto this fitting so it needs to be supported.
This is a accomplished by using an adaptor over the fitting to bring it up to 40mm diam.























for a tank fitting to go over it























The bottom edge of the right angle fitting attached to the "down" pipe is also turned to a loose fit in the top of the tank fitting























and "Voila" it is supported at both ends. The tank fitting can be screwed into a hole in the compartment floor and it will be strong and easily swivelled.
I sort of like how that one turned out!

In the mean time my appointment with the electricians has rolled around . . .
Having had a little contretemps with them previously I don't want to get too much in their faces taking photo's etc. while they (he) is trying to work.
The isolation transformer and main switchbox being installed



















and looking quite good when finished.























The other side with the inverter/charger are never going to look quite as good as there is much more going on over here - never the less some of it will be hidden behind acoustic panels (for the generator) later on and as long as it's all quite workmanlike I'll be happy.


















The DC distribution harness is just kept out of the way for the time being as I will be connecting all that part.


















Another 125amp fuse, the 24-12Vdc converter, data junction box and the earth/neutral bars are installed on the auxiliary panel


















At the end of the two days the solar panels are working and charging, the "shore" power in and charging are working, the truck alternator fittings are done but not connected yet (an interesting side effect of this circuit is that when the batteries are fully charged the solar panels will supply voltage to the alternator taking the load off and the truck will actually get better fuel mileage - I'd like to see you try and measure it . . .) and the 240Vac is ready to be connected as soon as I finish terminating some of the circuits properly. I also need to install the monitor panel and data cables so that the inverter can be programmed and monitored correctly.
At this point I have a little job to do and this work to finish but next Monday it should all be working properly !!!
Of course the side effect is that my bank account will also be considerably lower but you can't have this stuff without paying for it . . .

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