Carefully desolder the 3 wires for the old battery pack. Feed the new battery pack wires through from front of toy. Solder the new battery pack wires on ensuring that the correct wires are on the correct terminals of motherboard.

replace motherboard in casing, secure with 4 screws.

Reconnect wire for head, reinsert head into fur cover.

Place front legs in fur cover, then rear legs and tail. Make sure all wire limbs are covered with filling.

Use 2 strands of embroidery thread to close back seam.

Use cotton thread running stitch to close pouch around battery pack wires.