1.Check if the battery's positive and negative ends are installed correctly.
2.Check page 6, steps 5-6, to ensure the PCB wiring is properly connected.
Check page 6, steps 5-6, to ensure the PCB wiring is properly connected.
1. Switch to Mode 1, and follow the tongue function test on page 33.
2. If the tongue is still not ejected, please power off the robot and follow the instruction below.
a. Check the Head Assembly on pages 27-29, steps 6,9,10, and ensure the assembly is correct.
b. Check the Head Assembly on pages 27-29, ensure the front gear box is completely sealed without any gaps.

c. Restart and follow the tongue function test on page 33.
3. If the chameleon still doesn’t stick out its tongue after executing the solutions above, please follow the instruction below.
a. Check page 10, step 19, ensure the burrs were cut off.

b. Check page 9, step 14, avoid over-tightening screw to prevent deformation.
c. Check page 11, step 22, and page 14, step 33, then restart and follow the tongue function test on page 33.
1. Power off.
2. Adjust the cotton string, making sure it’s not tangled.
3. Check the Head Assembly on pages 27-29 to ensure correct assembly, then restart and follow the tongue function test on page 33.

Check if the C-clip in the joint is properly installed. Please refer to pages 24-25.

Check if the thigh joint is assembled correctly.
Please refer to page 16, steps 38-39, and pages 22-23, steps 15-17.

Check page 8, step 10, and page 13, step 29~30, and page 20, step 7~8, to ensure the parts are properly connected.
Please make sure the P21 sticker is firmly attached to prevent the cotton thread from getting stuck in the gap and causing trouble in reeling.![]()