KitchenAid KES6551 - Troubleshooting Under Extraction; Under Extraction Identification and Solutions

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UNDER EXTRACTION
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 Under Espresso range
� Flow starts after 1–3 seconds
� Flow fast like water
� Crema is thin and pale
� Espresso is pale brown
� Tastes bitter/sharp, weak and watery
� Extraction takes less than 30 seconds
SOLUTIONS
Grind size finer
� Adjust and re-test
Increase grind amount
� Adjust and re-test
Always tamp to line
� Adjust and re-test
Tamp using 30–40 lbs of pressure. The top
edge of metal cap on the Tamper should be
level with the top of the Filter Basket after
tamping.