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12407 Mukilteo Speedway / Suite 250-B Lynnwood, WA 98087, United States +1 (866) 295-8642 usa.service@unic-sa.com Line Maintenance Program Revision 01/14/2019...
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12407 Mukilteo Speedway / Suite 250-B PM Program Lynnwood, WA 98087, United States +1 (866) 295-8642 usa.service@unic-sa.com Date: PM Level: Serial Number: Work Order Number: Machine Location: Complete Water Specification Form (see Water section) Network Power (Supply Voltage): Contact Person:...
Water: Due to the erratic nature of local water utilities, water supplied to Unic equipment must always pass through a treatment system, even if pre- treated water meets all listed specifications. For testing, water samples must be taken post treatment system and Unic recommends Hach product #275525.
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Pump Pressure: By SCA definition, “espresso is a 25-35ml (.85-1.2 ounce) beverage prepared from 7-9 grams (14-18 grams for a double) of coffee through which clean water of 195 °-205 °F (92 °-95°C) has been forced at 9-10 ATMOSPHERES OF PRESSURE, and where the grind of the coffee is such that the brew time is 20-30 seconds”.
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To check group flow, either a gram scale (preferred), or a 150ml capacity measuring vessel with 10mL graduated increments will be required. Remove the portafilter from group 1 and place the measuring vessel beneath the outlet. Then press the start/stop button [\\] and allow group to flow for precisely 10sec.
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