How to inspect duct equipment upon arrival? A simplified acceptance checklist for foreign trade customers

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How to inspect duct equipment upon arrival? A simplified acceptance checklist for foreign trade customers

Your equipment has traveled across the ocean to your port. How do you confirm it’s in good condition? Below is a practical checklist based on BYFO’s many years of export experience. Simply check the boxes to follow the steps; no professional engineer is required.

I. Before unpacking (Don’t rush to disassemble)

Check itemHow to do
Outer packagingCheck the wooden box/iron frame for damage, deformation, and signs of water damage.
QuantityCheck the number of boxes and pieces against the packing list.
Take a photo for recordTake photos immediately upon discovering any damage, and preserve photos of the original packaging.

⚠️ If there is obvious damage, please contact the freight forwarder and BYFO customer service first.

II. Unpacking and inspection (Opening and viewing)

Check itemQualified standard
Main unit appearanceNo obvious bumps, scratches, rust, or paint peeling
Parts listAccording to the packing list: the motor, control box, cutting tools, molds, instruction manual, certificate of conformity, etc. are all complete.
Bolt tighteningThere may be some loosening after transportation; please tighten the main connecting bolts by hand.
CircuitThere were no broken wires or loose connections inside the control box.

III. Pre-power-on inspection (Safety first)

Check itemHow to do
Power supply voltageConfirm that the voltage on the equipment nameplate is consistent with the local power supply (e.g., 380V/50Hz or 220V/60Hz).
GroundingIt must be reliably grounded to prevent electric shock.
Motor rotationManually rotating the motor shaft should result in smooth and unobstructed movement.
LubricatingAdd lubricating oil according to the instructions (if required).

IV. No-load test run (Without loading)

Check itemQualified standard
Start upPress the start button, and the equipment operates normally without any abnormal noise.
Forward and reverse rotationConfirm that the motor rotation direction matches the arrow direction (reversing it will damage the equipment).
Each operationFeeding, forming, and cutting operations are normal (testing the empty operation when there is no material).
Emergency stop buttonPress the emergency stop button, and the equipment will stop immediately.

V. Load testing (Trial production with scrap material)

Find a piece of scrap sheet metal (same material, same thickness) and produce a small section for trial production:

Check itemQualified standard
Forming effectRegular shape, tight bite, no cracks
Dimensional accuracyUse a measuring tape to measure length and diameter/width; the error should be within the equipment’s nominal range.
Cutting end faceThe cut is smooth and free of severe burrs.
NoiseIt runs smoothly without any obvious abnormal noises or violent vibrations.

VI. Document acceptance (Required)

• Chinese/English Instruction Manuals (including circuit diagrams and mechanical drawings)

 Certificate of Conformity/Factory Inspection Report

• Packing List

• List of Vulnerable Parts (for convenient local procurement of alternatives)

• Operation Video Link

VII. Quick troubleshooting for common problems

AppearancePossible reasonHow to do
The motor is not rotatingPower supply /circuit/ emergency stop not resetCheck the power supply and emergency stop button.
Can’t be cut offLarge blade clearance or wearAdjust the gap, or contact BYFO to order a new blade.
Forming shape is not roundImproper gap between forming rollersAdjust the roller spacing according to the instruction manual.
Bite is looseningInsufficient pressure/mold wearIncrease pressure, or replace the mold.

VIII. BYFO’s commitment to foreign trade customers

• Remote Guidance: For any questions during the acceptance process, you can schedule a video conference for online engineer assistance.

• Fast Parts Delivery: Once the issue is confirmed to be with a part, it will be shipped within 24 hours (DHL/FedEx).

• Free Replacement During Warranty Period: Parts not damaged by human error will be shipped free of charge.

Having problems during acceptance? Send photos and videos to BYFO, and we’ll help you make a judgment.

Email: byfo@byfomachine.com

Whatsapp: (0086)18255536645

Wishing you a smooth acceptance process and a speedy start to production!

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