Attach Cables Connect the alligator clips. Reconnect the battery cables. Answer this question Flag as Basic instructions for most chargers include:. All modeled in 3D We've created the most detailed 3D model ever produced so we can show you everything working. It has two different charging settings. The same battery will take about 6 hours to fully charge if the charge rate is 10 amps.
Some chargers are fitted with a high and low Hi-Lo switch to give a choice of two charging rates - typically 3 or 6 amps - in case you want to give the battery a short overnight boost at 6 amps rather than a longer charge at 3 amps.
When and How to Use a Trickle Charger
The indicator light or gauge ammeter will show that the battery is being charged. These accessories draw power from the battery and should be turned off before removing or charging the battery. Usually, those units are 1. If you have anything on, it could cause the battery to arc while you are working with it. Frequent short trips, with constant stopping and starting, make your battery work very hard, especially in winter when heater, headlights, heated windows and wipers may be working most of the time. Leave a trough cover on, unless the charging rate is high. This will reduce the possibility of damage to the unit from any airborne sulfuric acid vapor.