Machine Components
There are two categories of components, Main, and Group. Main components are the
core parts of the Mavam Espresso machine regardless of the number of groups. Group
components are the parts required for one group.
Main Components
1. Boiler Unit: This contains the steam / hot water boiler, Pump power connections, Water
distribution manifold, BCU, and 24V Power supply.
a. Steam boiler: Generates steam and is the hot water source for the hot water jet.
b. Pump power connections: Power output for the pump.
c. Water distribution manifold: Holds the check valves, pressure relief valves, steam boiler
fill output, two water outputs per group.
d. BCU: Controls the steam boiler heat and fill, group temperature, and monitors internal
temperature.
2. User Interface: The countertop piece of the machine holding the brew towers, steam
wands, hot water jet, and user controls / display.
a. Steam wands: Outlet for steam from the steam boiler.
b. Water Jet: Outlet for the hot water tap from the steam boiler.
c. User Controls: Steam and Hot water buttons.
Group Components
1. Boiler Unit: There is one of each of these components for each group.
a. Pump: Provides adjustable water pressure during brew.
b. Brew tank: Holds and heats water for the group before the heated transfer hose.
c. Heated transfer hose: Transports hot water between the Boiler Unit and User Interface.
2. User Interface:
a. Group Tower: The focal point of the machine. Holds the Group Head, and the controls
for the flow of water to the Group Head.
b. Grouphead: Holds the portafilter. The heater transfer hose is connected to the Group
Head via a solenoid that controls water flow to the portafilter. The Group Head is also
heated.
c. User Controls: Pre-infusion, Brew, Steam and Hot Water buttons.
d. User Display: Shows brew time information, mode, group temperature, and menu
settings.
2023 Mavam User Manual V4.53 UC/F Page 9 of 28
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