If your toy crane machine is making unusual sounds, don't panic. Start by identifying the type of noise - is it grinding, squeaking, or rattling? First, check for loose parts and components. Tighten any visible screws on the claw mechanism, prize compartment, and main housing. Next, examine the crane's movement system. Look for obstructions in the tracks or gears where small objects might be stuck. Clean any debris you find with a soft brush.

The motor and pulley system often causes noise issues. Listen carefully to locate where the sound originates. If it's coming from the motor area, check the belt tension and look for worn gears. For battery-operated models, ensure the batteries have sufficient power as low voltage can cause motors to strain and produce unusual noises.

Lubrication is another key area. Use appropriate lubricants on moving parts like the crane arm joints and sliding mechanisms, but avoid over-lubricating as excess lubricant can attract dust. If the noise persists after these basic checks, it might indicate more serious issues like motor failure or damaged internal components, in which case professional repair may be necessary.

Regular maintenance can prevent many noise problems. Keep your toy crane clean, store it properly, and address minor issues before they escalate. Most strange noises result from simple fixes that you can handle yourself with basic tools and careful observation.