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AC Fan Motor Specification Example for Assembly Programmes: Premium Line

Source:Automotive Repair Tools / Time:2026-09-18

AC Fan Motor Specification Example for Assembly Programmes: Premium Line

This is a worked specification for ac fan motor in a premium line programme. It is the document we would send a buyer who asks what exactly they are getting: the material, the dimensions that are actually controlled, the finish, and the checks that happen before anything is packed.

The premium line version exists because the duty cycle on assembly programmes is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually a supplier who changed material without saying so.

AC Fan Motor

Example specification

ItemAC Fan Motor
ApplicationAssembly Programmes
VersionPremium Line
Base materialPowder Coated Steel
Controlled dimensions4 key dimensions, recorded per lot
Tolerance band±0.05 mm
Finishpainted
MOQ200 pieces per specification
Sampling10 working days, 3 days per revision
ComplianceTUV

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Powder Coated Steel, in this example.
  3. List the dimensions that are actually controlled and the tolerance on each.
  4. Name the finish and what it has to survive.
  5. State the inspection level and who pays when a lot fails.

AC Fan Motor example

Processes involved

  • shot blasting
  • die casting
  • heat treatment
  • cold forging
  • surface grinding
  • robot welding

Where this example applies

Programmes that run premium line most often specify this build for assembly programmes. Related applications include emergency vehicles, three-wheelers, scooter fleets, delivery vans, passenger cars.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 2.5 sampling on the finished lot.
  • Finish inspection under agreed lighting.
  • Carton drop test on the first lot of a new packing specification.

Questions buyers ask

Do you handle mixed containers?

Yes. Most programmes consolidate several part numbers into one container to keep freight sensible at 200 pieces per line.

Can the specification be held on file?

Yes. Once approved, the specification is recorded against your part number so a reorder reproduces the TUV-compliant build instead of a fresh interpretation.

How is packing specified?

Individual packing, inner box quantity and carton marking are confirmed at quotation stage so the cartons arrive ready for your warehouse.

What happens if a lot fails inspection?

The lot is re-inspected against the golden sample, and replacement pieces ship on the next available booking at our cost.

Tell us the model, the fitment and the quantity and we will hold a production slot for you.

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