Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement - Get Battery

This guide will take you step by step through how to dismantle the Braun Oral-B Professional Care Type electric toothbrush and replace the battery. The tutorial is based on Bosch S3 Battery 70Ah Electrical System Part Fit BMW 6 Series E24 1976-1990 Type toothbrush but also applies to Type toothbrushes.

The type number of your toothbrush is marked on the bottom of the handle. For other toothbrush models and type numbers the battery replacement procedure is slightly different so please see our other guides to toothbrush battery replacement instead. This is documented in detail below along with lots of pictures. Click on any picture to enlarge it. We have also created a video from this guide to Braun Oral-B Professional Care battery replacement herewhich you can watch.

This guide Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement for educational purposes only and is offered without guarantee or liability.

For professional use. Any act carried out by yourself is entirely at your own risk. Any damage to yourself, your toothbrush or anything else is entirely your responsibility. To start off, remove any brush heads from the top of Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement handle and using the screwdriver start to pry off the plastic ring from around the shaft.

Standing the toothbrush tip-first in hot water 60 degrees C for 5 minutes will help to soften the plastic and make the ring easier to remove. Note that the ring is stepped so you might need to Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement down into the soft coloured surrounding material to lever the ring from underneath.

Alternatively you can use pliers with tape inside the jaws to stop them marking the ring. Gently rotate the brush left and right as if you were going to twist the base of the handle off against the charger. The base of the handle will not rotate, move or open but this will help to loosen the seal.

Now, holding the charger Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement the toothbrush gently Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement the handle backwards so that the base starts to lever open. Standing this end of Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement brush in hot water for 5 minutes before bending it back will help to soften the plastic and Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement make the clip release more easily and be less likely to Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement. Remove the handle from the charger and the base of the handle should come off.

This makes it more difficult for the toothbrush to be repaired see.

Banner Power Bull P (12V 50AH) Batteries Direct Online Store

Now you should be able to pull the inner workings of the toothbrush out by pushing the shaft in from the top. Careful not to mark the surface! The first piece to remove from the internal assembly is the power switch Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement. This is clipped in on both sides at the top of the brush, Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement arrows.

Carefully unclip it from one side, then the other:. Time to get your soldering iron warmed up now! Using the soldering iron and desolder pump carefully desolder the two battery terminals on the circuit board arrowed below and bend the metal tabs vertical and away from the board with a knife so there is no solder left joining the solder tag to the board.

Desoldering braid might also be useful for. If fitted, locate the solder point for the pressure warning switch arrowed below and desolder it. Then unclip the switch and put it to one. Locate the two solder points for the motor arrowed below and desolder them, bending the tags upright with a knife so they are disconnected from the circuit board. Carefully desolder these and lift the wires away from the circuit board trying not to melt the plastic around.

Using the screwdriver carefully press in on the white clips on both sides one arrowed below which hold the black coil support in place and unclip the coil, putting it to one. Unclip the carrier for the pressure warning light wires and gently remove the carrier from the top shaft arrowed below then put it to one. You should now be able to unclip the circuit board at the motor end of the board and slide it.

Measure your battery and if it is 42mm long you might have the option of fitting a longer battery instead. Because it is physically larger, a longer battery will have a higher electrical capacity mAh and will run for longer between recharges. Do 068 Titanium Sealed Car Battery 12V 550A notice how the metal tag on the positive terminal extends Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement away from the battery?

Take a look at the picture below to see how the tag extends through Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement empty space inside the handle. When the battery is temporarily replaced with a spare or even just turned around Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement inserted back to front you can see how the battery comes up against plastic spacing stoppers arrowed below which prevent it from sliding up any closer Renault 11 B/C37 S37 1983-1988 Banner Power Bull 50Ah Battery Replacement the motor.

You now have the option to either replace the old battery with one of the same physical dimensions or modify the plastic housing to accept a longer, higher capacity 49mm battery.

Higher capacity means your toothbrush will run for longer before it needs recharging. See the picture below for left to right replacement 42mm battery, original 42mm battery and replacement 49mm battery.

Leave a comment