★ Scientific principle: Pascal’s principle
★ Power source: hydraulic power
★ Applicable age: over 8 years old
★ Assembly time: 2.5HR
★ Difficulty: ★★★☆☆
★ Origin: Made in Taiwan, designed in Taiwan
Please disassemble the water pipe fittings, wipe dry the hydraulic cylinder and piston, reapply oil, and then test again.
If the issue persists, please conduct a cross-test on the other side to determine whether the problem lies with the hydraulic cylinder or the piston ring. You can apply for replacement parts online.
Please use a tool to try removing the small piston. If it cannot be removed smoothly, please click the "Parts supply" button below or visit the Spare Parts Application page at (https://reurl.cc/X5A0v3).
After receiving the parts, please make sure the piston ring is securely inserted into the parts, lubricate it, and then insert it into the hydraulic cylinder.
Please click the "Parts Supply" button below or go to the Science Play Accessories page (https://reurl.cc/X5A0v3) to apply for the replacement parts.
After receiving the parts, please use the D11 part to enlarge the hole in the hose before inserting it.
First, use the oil bag (P6) to oil the hydraulic cylinder mouth, then insert it after oiling.
Please click on the "Part Supply" button below or go to the Science Play Accessories page (https://reurl.cc/X5A0v3) to apply for replacement parts.
Install this DIDIKSchool2U on your : tap and then Add to Home Screen