Flowmeter ................................................................................ 5-5
Hot Water Tank ......................................................................... 5-6
Pressure Relief Valve................................................. 5-7
Temperature/Level Probe .......................................... 5-7
Level Probe .............................................................. 5-7
Temperature Probe ................................................... 5-8
Drain Valve .............................................................. 5-8
Water Out ............................................................... 5-8
Brew Valve .............................................................. 5-8
Heating Elements ..................................................... 5-9
High Temperature Limit Switch – Water ...................... 5-9
Draining the Water Tank............................................ 5-9
Valve Tree .............................................................................. 5-10
Valve Tree Removal ................................................ 5-11
Valve Tree Replacement .......................................... 5-13
The Steam System .................................................................. 5-14
Steam Tank ............................................................................ 5-15
Steam Valves ......................................................... 5-16
High Temperature Limit Switch – Steam .................... 5-16
Heating Elements ................................................... 5-16
Water Level Probes ................................................. 5-17
Pressure Relief Valve............................................... 5-17
Safety Probe .......................................................... 5-18
Vacuum Break Valve ............................................... 5-18
Draining the Steam Tank ......................................... 5-18
Front Panel Assembly .............................................................. 5-19
Steam Pressure Gauge ............................................ 5-19
Water Pressure Gauge ............................................. 5-20
Setting Pump Pressure ............................................ 5-20
Check Water Flow Message ...................................... 5-20
Troubleshooting ...................................................................... 5-20
Section 6 :: Coffee System ............................................... 6-1
Coffee System Overview ............................................................ 6-2
Fresh Water Supply .................................................. 6-3
Water Pump / Motor Assembly ................................... 6-3
Flowmeter ............................................................... 6-3
Hot Water Tank ........................................................ 6-3
Brew Valve Assembly ................................................ 6-3
Brew Group ............................................................. 6-3
Grounds Chute ......................................................... 6-3
Upper Piston ............................................................ 6-4
Lower Piston ............................................................ 6-4
Bean Hopper ............................................................ 6-4
Grinder ................................................................... 6-4
Grounds Bin ............................................................. 6-4
Espresso Nozzle ....................................................... 6-4
Bean Grinders ........................................................................... 6-5
Calibration: Espresso Grind ........................................ 6-6
Replacing Bean Grinder Burrs/Blades .......................... 6-7
Coffee Powder Channel.............................................. 6-7
Bean Hoppers ........................................................................... 6-8
Inserting the Hopper Stopper ..................................... 6-8
Brew Group Overview ................................................................ 6-9