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262 REPAIRS, CHAPTER 8 _________________

PART VERSUS FUNCTION

Is it really broken? I realize a flat is a flat, but must you change it? Will simply adding a little air every now and then get you out to the highway for professional service? Obviously, for this you need a 12-volt compressor. I am thinking, "How do I keep rolling?" not, "How do I fix a flat tire?"

Friend stops for a nature call while by himself. CJ now won't start because of bad solenoid. He proudly reports his hike to the highway, thumb into town and back again got him rolling in under four hours. He was thinking part, not function.

 

A solenoid is simply a big electric switch. Knowing all he had to do was (electrically) short the two terminals of the solenoid temporarily together would have saved a lot of energy and four hours. Any number of things could have been used to short the solenoid's big terminals.

Most of us see a broken part and think in terms of replacing the part. That's definitely the preferred and proper way to do it back in town, but in the field, think otherwise. Think in terms of what the part does. Think in terms of the function, not just the part.

First, is the part or function really needed? For me, the need to replace a broken heater hose in the heat of summer is wasted energy. How about quickly plugging both ends and moving on? You don't have plugs? How about a couple of rocks and a twist of wire to secure the ends. No rocks? How about doubling it back on itself and clamping or wiring it off? Be creative.

 

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