Lelit
Brew Circuit Restriction
Weak coffee flow; shots are slow or choke the machine even with coarse grind.
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Possible Causes
Clogged Lelit group head shower screen, Blocked dispersion plate or jet, Scale buildup in brew boiler outlet, Dirty or blocked portafilter basket
How to Fix / Troubleshooting
Safety first: Allow the group head to cool slightly before disassembly.
- Clean the shower screen: Remove the screw holding the shower screen and dispersion plate. Soak them in hot water with espresso cleaner, then scrub and rinse.
- Inspect the group jet: Some Lelit E61 groups have a small jet or restrictor. If accessible, remove and clean it with a fine needle to clear coffee oils and scale.
- Backflush the group: Use a blind filter basket and a backflush detergent approved for espresso machines. Run several backflush cycles to clean the three-way valve and internal passages.
- Clean baskets: Soak portafilter baskets and spouts in cleaner to remove coffee oils that can restrict flow.
- Descale if needed: If restriction persists, perform a controlled descaling of the brew circuit following Lelit’s instructions.
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Repair Difficulty
Easy
2/5
Required Part
Group Head Shower Screen
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