24
PROGRAMMING
If the machine has an optional line pressure boost pump installed, you will see this menu screen, otherwise it
will not be shown.
“
AUTO
”
is the setting on line 2 for normal operation. In
“
AUTO
”
mode, whenever a brew valve or water con-
trol valve is activated, the power board will also trigger a pump relay to run a line pressure generating pump
and motor package. If this is set to
“
OFF
”,
the line boost motor will not activate. The
“
ON
”
setting will run the
boost motor constantly. This is factory set to
“
OFF
”
to protect the boost pump from running without water.
Menu Level 2: Line Pressure Boost
Note on Brew Valve Setting
Setting the brew valve function to [ON] will activate all the brew valves, allowing the pressure
to be bled from the brew tanks. Before draining the tanks, turn off the heating element
breaker. Once the pressure has dropped, turn the brew valve setting back to [NORMAL] and
attach the appropriate drain hose to the brew group
’
s drain fitting. Turn the brew valve
setting back [ON] once the drain hoses are securely attached. This will allow the water in the
brew groups to fully drain in approximately 5 minutes. When the brew groups are finished
draining, set the brew valve indicator back to the [NORMAL] setting. If the draining process
takes longer than 5 minutes, the machine
’
s safety programming will automatically turn the
brew valve indicator to the [NORMAL] setting while exiting back to the temperature overview
screen. If more time is needed, return to the Temperature Display screen and set the brew
valve display back to the [ON] position to finish the procedure. Once finished with the drain-
ing procedures, make sure the brew valve indicator is set back to the [NORMAL] position.
Содержание S Series
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