Where is the serial number on a Hotpoint dishwasher?

Open the door; the rating plate is fixed to the left or right side on the inside of the door.

Where the rating plate is1
  1. On the edge of the door: open it to see

Source: Hotpoint HSIC 3M19 C UK – Daily reference guide (retailer-hosted copy)

How old is my Hotpoint dishwasher?

Copy the S/N number from the plate, or paste everything on it.

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