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Bay Area Coffee Commercial Espresso & Coffee Service
(925) 977-8995 · San Ramon, CA · CSLB #1136642 · BBB A+

Maintenance

How to Descale a Commercial Espresso Machine: Start with the Manual

Check the model manual before descaling a commercial espresso machine. A maintenance checklist for cafe staff, with the information a technician needs when the instructions or symptoms call for service.

By 5 min read

Start with your machine’s manual. It says whether staff can descale it, which product and dose to use, and how to rinse. If it gives no procedure for staff, ask the manufacturer or a qualified technician before adding chemicals.

Start with the machine label

Write down the brand, model and serial number. Find the matching manual and note its edition and maintenance section. Two similar-looking machines can need different procedures.

Keep the manual where the person doing maintenance can find it. If a step is missing or conflicts with a product label, ask the manufacturer to clarify it.

Set the interval from the maintenance instructions

Follow the schedule for your model. Keep water-quality records, filter changes and usage notes with it. Ask about the interval if those records show that your machine needs attention sooner.

Record the last maintenance date and what was done. A change in heat-up, steam or flow deserves attention even if the next calendar reminder has not arrived.

Check the procedure before taking the machine out of service

Check these points in the manual:

  • Who does the work: staff or a technician.
  • Which product and dose to use.
  • What order to follow and how to rinse before serving drinks again.
  • How to prepare and shut down that model.

Cafiza is a coffee oil cleaner, not a descaler. Urnex describes Cafiza’s use for coffee residue and oils. Use the descaling product specified for your machine.

Follow the full rinse procedure in the manual. Do not guess a number of rinse tanks or taste the output to check it. Leave work that opens the machine or services its boiler to a qualified technician.

Symptoms to record for a technician

Tell the technician about longer heat-up, changing pressure, leaks, fault messages or particles in the output. These details help us decide what to test.

Write down when the problem began and whether it changes during a busy period. If you have already tried maintenance, keep the product name and the steps you followed. Tell us what changed afterward before trying another treatment.

Stop serving if the machine leaks, produces particles or has not been rinsed as instructed. Ask the manufacturer or a technician what to do before using it again.

What happens after an assessment

We read the maintenance history and test the machine. Then we explain what needs cleaning, descaling or repair and give you an estimate.

Check your machine’s warranty terms before starting maintenance. If staff cannot find a clear procedure they can follow, arrange service.

Diagnostics can take up to a week; most repairs run 3–4 weeks. That is exactly why we recommend preventive maintenance: a maintained machine does not sit in a repair queue for a month.

FAQ

Common questions.

How often should I descale a commercial espresso machine?
Start with your model's maintenance schedule. Keep water-quality, use and service records with it. If the schedule is unclear, ask the manufacturer or a technician when to check the machine.
Can I use any descaler, or does it have to be the manufacturer's brand?
Use the product and dose in your machine's manual. If it does not give staff a descaling procedure, ask the manufacturer before adding chemicals. Cafiza is a coffee oil cleaner, not a descaler.
What does it mean when I see white flakes coming out of the group head?
Stop serving drinks from that outlet and note what you see. A technician needs to find where the flakes are coming from. Arrange that check before adding chemicals.
My machine still has pressure problems after I descaled it. What now?
Keep the product name and the steps you followed. Tell the technician what the pressure gauge does and when the problem occurs. Have the machine checked before repeating the treatment.

Got a real problem?

Tell us what's broken. We'll quote it.

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