Philips Norelco Bodygroom BG2026/BG2036 Battery Replacement

ID: 118656

Description: After a couple of years, the batteries of my...

Using a small flat-blade screwdriver or opening tools, remove the first cover -it seems to be glued, but it isn't
Use a T8 screwdriver to remove the head bracket

Carefully remove the colored sides
Pull the clips in the sides and pull back the cover
Use a T8 screwdriver to separate the two parts of the body
Remove the transparent cover by opening the clips carefully -there are three at each side

Carefully pull circuit board and put it aside
Desolder the old batteries (a desoldering pump helps) and detach them from the circuit board

Buy only batteries with the terminals already soldered. If you try to solder them by yourself, probably you will overheat the battery, which will result in a partial or total damage of the battery
Shape the positive terminal of one battery and the negative terminal of the other battery as in the picture. Use cutting pliers or a nail-clipper
Use a small piece of metal (for example from the metal excess from the tabs you cut) and solder a positive and a negative terminals together. Make sure you solder them as in the picture, or you will reverse the polarity

Place the new batteries into the circuit board. Pay attention to the polarity!
Solder the batteries from the front side
Glue the batteries to the circuit board and add some tape in the back to prevent short-circuits
Put back the circuit board in the case

Put the front cover (make sure the charging terminals make proper contact) and try to charge the new batteries. It should start flashing in green color.
If it flashes multiple times fast in orange color, it means that the battery is not detected. Review the connections.
Assembly the device by following steps 3 to 1

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