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Expobar BREWTUS IV - Control Lever Operation; Main Power and Boiler Switches; Pressure Gauges and Indicator Light; Steam and Hot Water Control Knobs

Expobar BREWTUS IV
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4
Control Lever
The lever on the front of the machine controls a valve inside of the brew group and it
also controls the pump for brewing. The lever has three positions
:
raised, mid
-
level
and
lowered
.
1.
Raised
: When in the up position
,
the pump
turns on for brewing and the valve
inside the brew group opens and allows water to flow over the coffee.
2.
Mid
-
Level
:
This position is o
nly used for
coffee pre
-
infusion.
Do not leave the
lever in the middle position when
the machine is not in use or
idle.
W
hen
the
lever is
in the middle position
, the pump is
off but the pressure in the brew
group has not been released
,
so do not remove the portafilter.
3.
Lowered
: When the lever is lowered, the
pump
is
off and any water pressure
left on the coffee is released
and deposited into the drip tray through the tube
at
the bottom of the brew group.
Always
set
the lever to the down position
before removing the portafilter from the brew group
.
Main Power Switch
The main power switch is located on the top left side of
the front of the machine.
When turned on
,
the
Brewtus
will automatically start heating up and the water level
control system will
ensure
that the steam boiler is full of water. Note: When the main
power switch is turned on
, the pump may activate
for a few
seconds
,
even if the steam
boiler is full.
Steam B
oiler Switch
When in the
OFF
position
,
the steam boiler will
be inactive
. Only the brew boiler will
heat up. This will allow for a quicker
warm
up for when you only want to brew.
Steam Boiler Light
This
light goes on whenever the heating elem
ent in the steam boiler is on.
It is
perfectly normal for this light to go on and off with or without any discernable pattern
when the machine is in use.
Steam Pressure Gauge
This pressure gauge shows the pressure i
nside the steam boiler. The pressure come
s
set from the factory at
1.3 to 1.4
Bar
s
. This is the proper boiler pressure and there
should be no need to make any adjustments. The needle on the pressure gauge will go
down during steaming
and
quickly rise up as
the steam boiler heating element is
activated.
Brew Pressure Gauge
This pressure gauge
display
s
the current
brew pressure.
Steam Knob (Left
S
ide of
M
achine)
When this knob is turned counter clockwise
,
the steam valve is opened
and high
-
pressure steam
w
ill
be dispensed
through the steam wand.

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