Breville BES870 no water from the group head
Cause 1 of 4The machine is still heating. Source: Troubleshooting, p. 28
First checkWait until the POWER light stops flashing and all control-panel lights come on.
Causes and checks
The machine is still heating. Source: Troubleshooting, p. 28
- Wait until the POWER light stops flashing and all control-panel lights come on.
The tank is empty or not locked in. Source: Troubleshooting, p. 28
- Fill the tank and push it down until it locks.
Scale build-up. Source: Troubleshooting, p. 28
- Descale the machine. See Descale.
Grind too fine, too much coffee, tamped too hard, or a blocked basket. Source: Troubleshooting, p. 28
- Follow the checks for espresso that only drips. See Espresso only drips, or does not flow.
All 4 causes checked. Contact Breville Consumer Support: 1-866-273-8455.
Service
If the checks above do not clear it, contact Breville Consumer Support: 1-866-273-8455, breville.com/us/support. United States (Canada: 1-855-683-3535; Mexico: 1-800-953-1668). Source: Back cover, p. 112
Other BES870 problems
- Espresso only drips, or does not flow7 causes in the manual. First: coffee is ground too finely.
- Espresso runs too quickly3 causes in the manual. First: coffee is ground too coarsely.
- Espresso leaks around the portafilter4 causes in the manual. First: the portafilter is not inserted in the group head correctly.
- No steam6 causes in the manual. First: still heating. The STEAM/HOT WATER light flashes while it heats; water purging from the wand meanwhile is normal.
- Coffee is not hot enough5 causes in the manual. First: the cups are not pre-heated.
- No crema4 causes in the manual. First: coffee is tamped too lightly.
- Drip tray fills quickly or water appears under the machine4 causes in the manual. First: the auto purge feature releases water into the drip tray after the espresso, hot water and steam functions, so the thermocoil is at the optimal temperature.
- Machine is on but stops workingThe thermal cut-out may have tripped because the pump or grinder overheated.
- Grinder delivers no coffee or is loud4 causes in the manual. First: there are no coffee beans in the hopper.
- Too much or too little espresso in the cupGrind settings or programmed shot volumes need adjusting.
Sources
- the Barista Express Instruction Book, BES870 (English, Canadian French and Mexican Spanish edition). Breville Pty Ltd. Document BES870 USCM, revision X20, 2020, 112 pages, en-US. assets.breville.com (PDF). Retrieved 12 November 2026.
Page numbers are the numbers printed in the manual. Where this page and the manual differ, follow the manual.