Category Archives: Posts

Why does my espresso machine’s water taste metallic?

If your espresso machine is producing coffee or emits water that tastes like metallic water, it could be due to a few potential issues: Water Quality:  Most likely, the water you’re using might be causing the metallic taste. Certain waters, which may have a low ppm TDS (under 80), the water may be leaching the […]

Do espresso grinders need NSF approvals

NSF stands for the National Sanitation Foundation, now known as NSF International. It is a global organization that develops public health standards and certification programs to ensure the safety and quality of products and systems. NSF certification is widely recognized in various industries, including food service, water filtration, and consumer goods.. In most cases, espresso […]

Open a Coffee Shop with Commercial Espresso Equipment

A Carimali Bubble 2 Group Commercial Espresso Machine (120V or 230V) with a reflective stainless steel finish and several white espresso cups stacked on top. © 2025 1st-line.com

Quality commercial espresso equipment is essential for coffee shops, restaurants, and any establishment that serves high-quality espresso drinks. Here’s a breakdown of some key equipment types and features you might consider: 1. Espresso Machines Single Boiler: Good for small operations or where space is limited. They can brew espresso and steam milk, but not simultaneously. […]

Boiler Overheating (Coffee and/or Steam) – Elektra Verve

There are two boilers inside the Elektra Verve. You need to determine which one is overheated. The steam boiler is not controlled by a PID sensor but by the pressure stat which is located on the left hand side of the machine if this is causing the steam boiler overheat and expand the safety valve […]

Addendum to the UNICA Instruction Manual

Scope Description of the procedure to: Set Coffee or Steam setpoint Select the unit of measure (Celsius or Fahrenheit) Steam delivery Please note that these instructions supersede the information in the user manual. A. SET COFFEE OR STEAM SETPOINT – REF PAR. 5.1.3 Press key 1 to display PrG Press key 3, and the current […]

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