Important Notes Before Sending Faulty Parts for Repair
Proper packaging and complete information are essential for fast and accurate FANUC repair services.
To avoid unnecessary damage, delays, or increased repair costs, please carefully follow the guidelines below before shipping faulty FANUC parts to us.
01 | General Shipping Principles for Faulty Parts
1. Ship the Complete Faulty Unit Whenever Possible
If the exact failure point cannot be clearly identified, we strongly recommend shipping the entire faulty unit, such as:
Sending only internal circuit boards may result in incomplete diagnosis and longer testing time.
2. Take Photos and Use Insured Shipping
Before shipment:
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Take clear photos of the faulty part
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Use insured shipping services
Photos and insurance help protect your interests in case of damage or loss during transportation.
3. Ensure Proper Packaging and Protection
Please use strong outer cartons and sufficient cushioning materials to prevent movement during transport:
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Motors should be shipped in wooden crates whenever possible
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Avoid scratches, impacts, or drops
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Physical damage during transport may increase repair costs or make repair impossible
4. Attach Fault Description and Contact Information
To speed up fault analysis, please include:
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Alarm messages shown on the screen
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Digital tube display
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Detailed fault description
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Contact name and contact details
This will facilitate our quick determination of the fault situation, formulation of the repair plan, saving the time for fault testing, and improving the repair efficiency of the components.
5. Information for First-Time Customers
If this is your first cooperation with us, please attach your company details with the shipment.
02 | Shipping Notes by FANUC Part Category
FANUC CNC System Units
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Complete a full data backup before shipping
(Refer to our previous guide: “CNC System Data Backup and Recovery”) -
Record and photograph:
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Screen alarm messages
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Main board 7-segment display values
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LED indicator status on the boards
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Do not remove the system battery, as this may cause data loss
FANUC Circuit Boards
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Pay special attention to electrostatic protection
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Use anti-static bags designed for electronic components
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Avoid direct contact with ordinary plastic or paper packaging
FANUC Amplifiers and I/O Units
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Record and photograph:
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Screen alarm messages
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Amplifier 7-segment display values

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Some amplifiers include mode selection switches
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Please take photos before shipping
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This helps restore original settings after repair

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FANUC Motors (Servo Motors & Spindle Motors)
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FANUC motors are high-precision components
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Special protection for the motor shaft is essential:
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Wrap the shaft with soft materials such as foam
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Prevent impact or deformation during transport
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Proper shaft protection helps avoid secondary damage and ensures repair quality.



