Often the repair needed is not the most expensive part of the process at all. The actual repair may be just the replacement of a length of pipe or the removal of overgrown tree roots. It is the access that is the costly part of the equation.
How to charge a battery. An average car battery has a capacity of around 48 amp hours which means that, fully charged, it delivers 1 amp for 48 hours, 2 amps for 24 hours, 8 amps for 6 hours and so on.lways check the. level before connecting the battery to the charger. Top up if necessary (See Checking the batteries) and clean the battery posts. If there is a power point handy, the battery can be left in the car, so long as the charge rate is only 3 or 4 amps.
To get the number of hours required to charge a Roadster battery pack using a standard 15-amp 110-volt outlet, you multiply 15 by 110, which gives you 1,650. Next, divide 53,000 by 1,650 and you've got the number of hours needed to charge the battery pack: 32.12.t's an easy job, one that shouldn't take a pro more than a couple of hours to do. To figure out how long it would take to charge the Roadster's battery pack using the new outlet, multiply 70 by 220, which gives you 15,400. Divide 53,000 by 15,400 and you've got your number: 3.4 hours.