Replace the internal batteries of your LIFTKAR SAL stairlift SANO

How to easily replace batteries internal of your electric stairlift LIFTKAR SAL from SANO?

Blue battery 24V 5Ah VDC Battery Unit, consists of 2 batteries 12V 5Ah sealed lead acid.

After unscrewing the 8 screws, you can gently remove the cover that protects the 2 lead batteries.

Take out the battery and remove the faston lugs in order to disconnect. 

You can replace the PBQ 5Ah batteries batteries CSB HR1221W in 9Ah. You will gain in autonomy and reliability.

Here is the wiring diagram for lead batteries in the LIFTKAR SAL