Setup
How to Set Up a New Espresso Machine
A new espresso machine needs a short setup routine before its first real shot — skipping it usually shows up as an odd first cup or an air-locked pump, not a defective machine.
Rinse and prime first
Run water through the group head and steam wand with no coffee to clear manufacturing residue and prime the pump, following your manual's specific priming sequence if one is given. Skipping this step is the most common reason a brand-new machine seems to sputter or fail to build pressure on its very first use — it is almost always trapped air, not a defect.
Let it reach temperature — fully
Give the machine its full documented warm-up time before the first real shot — a machine that has not stabilized at temperature will pull an inconsistent shot no matter how well you grind and dose. Reaching the target temperature at the boiler is not the same as the whole brew path (group head, portafilter) being thermally stable; many experienced users add a few extra minutes beyond the stated heat-up time specifically for this reason.
Expect the first few shots to be a dial-in, not a verdict
Your first shots are as much about learning your specific grinder and machine as judging the equipment. New burrs, an unfamiliar dial, and your own unfamiliarity with the machine's quirks all add variance — treat the first week as calibration, not a final verdict on the machine (see our first-shots guide).
Common setup mistakes
Using tap water in an area with known hard water without any filtration is the most consequential early mistake, since scale buildup starts from the very first fill (see our water requirements guide). A close second is skipping the manual entirely and assuming all espresso machines set up identically — priming sequences, first-use instructions, and recommended break-in steps differ enough between manufacturers that it is worth the ten minutes to check.
A simple first-session checklist
Read the manual's first-use section — rinse/prime per instructions — fill with appropriate water — allow full warm-up — pull a "throwaway" shot or two before judging anything — start a simple log of grind, dose, and time so your first real dial-in has a paper trail to work from.