If the air conditioning system is not working, there is often a lack of refrigerant. Leak detection is possible with forming gas, UV-Lorke or a little spit.
Loosen the screw on the pulley without counterholding? There is a even simpler solution…
Snorkel out the entire air conditioning system and reseal it? The cable for the magnetic switch could also be faulty…
Battery still full last week and now empty again?
The do-it-yourself adapter is ideal for detecting leakage currents.
Rotten fuel filler caps can be chiseled loose – and usually look battered afterwards. The gentleman mechanic uses gripping pliers and leverage.
If you don’t produce any spatter during welding, you don’t have to clean anything afterwards – but this product of choice costs 25 cents.
Master brake cylinder faulty? Just a little bit? Reading the built-up pressure over 5 minutes gives you yay or nay.
Ah, smart guy: Dismantled the wheel without first loosening the bombproof shaft nut. A wrench helps.
If the motorcycle clutch slips, the friction lining is usually down. A few washers generate more pressure and get a few more kilometers out of the package.
Brand new adhesive cartridge spoiled again? These things last for months and years if you crunch a spax screw into the grommet.