Main Tests and Knowledge
The key inspection points for commercial washing machine mainly include appearance, internal components, functions, and safety devices. Regular inspections can ensure the normal operation of the washing machine, extend its service life, and avoid potential safety hazards.
The following are specific inspection items:
1. Appearance Inspection
• Body condition: Check for damages such as rust, cracks, and dents to ensure structural integrity.
• Door cover/door lock: Ensure the door cover or door lock can open and close normally without looseness or damage.
• Drain pipe/water inlet pipe: Inspect the pipelines for damage, water leakage, and ensure secure connections.
• Control panel: Check if buttons, knobs, etc., are sensitive and if the screen display is normal.
• Bearings: Check for abnormal noises or jamming in the bearings, which may affect operation.
• Belts: Inspect if the belts are loose or worn; adjust or replace them if necessary.
• Motor: Verify that the motor operates normally without overheating or unusual odors.
• Heater: Check if the heater can heat properly to ensure the washing temperature.
• Water level sensor: Ensure the water level sensor is accurate, as it affects the progress of the washing program.
• Filter screen: Clean the filter screen to prevent clogging and ensure smooth drainage.
• Other components: Inspect other internal parts such as springs and screws for looseness or damage.
• Washing function: Check if various washing modes operate normally and if the washing effect meets standards.
• Dehydration function: Verify the normal operation of the dehydration function and the stability of the dehydration speed.
• Timer function: Inspect if the timer function works properly and if the set time is accurate.
• Special functions: Check if special functions such as drying and sterilization operate normally.
• Leakage protection: Ensure the leakage protection device functions normally to guarantee electrical safety.
• Overheating protection: Check if the overheating protection device operates properly to avoid hazards.
• Emergency stop: Verify that the emergency stop button can be used normally to immediately halt operation in emergency situations.
• Safety lock: Inspect if the safety lock device works properly to prevent incorrect operation.
• Noise: Check for abnormal noise during operation, which may indicate damaged or loose components.
• Vibration: Inspect if the washing machine produces excessiv vibration during operation, which may affect surrounding equipment.
• Cleaning: Regularly clean the interior of the washing machine to prevent bacterial growth and odor generation.
• Regular maintenance: Establish a comprehensive maintenance plan, conduct regular inspections and cleaning to ensure the normal operation of the washing machine.
• Troubleshooting: Maintain troubleshooting records, documenting the content and results of each repair for future improvement.
• Staff training: Train employees on the correct use and maintenance of commercial washing machines to improve work efficiency and safety.
