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General Maintenance

Bezzera BZ10: Expansion Valve Adjustment

Tools Needed: 3mm Hex Driver Adjustable wrench 1. Remove the panels. 2. Locate the Expansion Valve on the right side of the machine. 3. Use an adjustable wrench to adjust the amount of pressure being cut down from the vibratory pump - clockwise...

Bezzera BZ10: Testing the Boiler Element

You'll need: - 3mm Allen Key - Multimeter The machines will need to be completely cool and unplugged to start the process Remove the bottom panel with the 4 screws marked below. A 3mm Allen Wrench is used Unplug the wires marked below one at a...

Bezzera BZ10: Safety Valve/Vacuum Breaker/Pressure Stat Service

Before we get started you'll need to remove the panels of your BZ10. Make sure the machine is unplugged and allow it to fully cool off. Tools Needed: Adjustable wrench 17mm wrench 12mm wrench Teflon tape Zip ties New combination safety...

Bezzera BZ10: Cleaning the Fill Probe

Tools Needed:- 12mm crescent wrench- Scouring pad/steel wool or wire bristle brush 1. Start by removing the panels. 2. Locate the fill probe: 3. Remove the electrical lead from the fill probe: 4. Using the 12mm crescent wrench, unscrew the upper...

Bezzera BZ10: Resetting the Safety Switch

Tools needed: - small flat head screw driver 1. Start by removing the panels. 2. Identify the safety switch attached to the bottom of the boiler. There is a red square button in the middle of the safety switch. This button pops up to break...

Bezzera BZ10: Steam/Hot Water Valve Joystick Seal Gasket Replacement

Tools needed: - 16mm crescent wrench - socket wrench + 19mm socket - flat head screw driver 1. Start by removing the panels. 2. Locate the delivery tube attached to the steam/hot water valve on the front of the machine. With a 16mm wrench, loosen...

Bezzera BZ10: Cleaning the 3-Way Solenoid Valve

Tools needed: - 12mm crescent wrench - 14mm crescent wrench - 16mm crescent wrench - 22mm crescent wrench - optional: table vice Make sure the machine is off, unplugged, and cooled down. 1. Start by removing the panels. 2. Locate the 3-way...

Bezzera BZ10: Draining the Boiler (No Heat)

Tools needed: - 16mm crescent wrench - bucket or sink - 2-4 hands 1. Start by removing the panels. 2. Locate the copper tube that attaches to both the boiler and the steam valve: 2. Remove the copper tubing from both sides: 3. Flip the tubing...

Bezzera BZ10: Draining the Boiler

Tools needed: - large pitcher or cup NOTE: If the machine will not heat, see this article instead. 1. Machine will need to be on and both boilers need to be fully heated. 2. Start by removing the cup warming tray and the reservoir cover and set...

Bezzera BZ10: Expansion Valve Replacement

Tools Needed:- 15mm crescent wrench- 10mm crescent wrench- Adjustable wrench- PTFE tape1. Start by removing the panels from the machine.2. Identify the machine's expansion valve and surrounding assembly.2. Use the adjustable wrench to hold the...

Bezzera BZ10: Replacing the Pressure Stat / Vacuum Breaker / Safety Valve Combo

What you'll need: - 3mm allen key - 17mm wrench (two of them) First, you'll need to take the panels off of your machine. You may need to disconnect some of the silicone tubing to give yourself more room to move the reservoir bracket out of the...