<p>We have a Qm76 Evo Quick machine. When making a double shot , using a 30psi tamper, coffee did not flow from either spout, and when removing the portafilter it seemed to be under pressure, making a mess.</p>

<p>What am I doing wrong? And this is all new to me. Has been ok until today. </p>

CC BY-SA 3.0
2018-02-05T13:44:24.990Z
Could you expand on how you troubleshooted the problem?
Mayo
<brewing-process>
Qm76 Evo Quick machine building up pressure
R michel
# Qm76 Evo Quick machine building up pressure

(Asked by: username_0 on 2018-02-02)

We have a Qm76 Evo Quick machine. When making a double shot , using a 30psi tamper, coffee did not flow from either spout, and when removing the portafilter it seemed to be under pressure, making a mess.

What am I doing wrong? And this is all new to me. Has been ok until today.

**Tags:** brewing-process

> **Comments:**
> **username_1**: Could you expand on how you troubleshooted the problem?  

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## 0 answers

