Bunn ES1A service manual Initial Setup/Use, BUNN Espress, Model ES 1A, Filling, Coffee extraction

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INITIAL SETUP/USE

BUNN Espress™

INITIAL SETUP/USE

Model ES•1A™

Filling

1.Make sure power switch is OFF and water is connected and turned ON before plugging in. NOTE - Plumbing must be connected to the brewer before proceeding.

2.Locate the ON/OFF switch knob. It is in the upper right corner of the front panel.

3.Rotate the knob to the "OFF" (farthest counterclockwise) position.

4.Plug-in the brewer.

5.Place the power switch in the “ON” position.

6. Rotate the ON/OFF Switch knob to the “OFF” (farthest clockwise) position. This allows the tank to fill with water without turning-on the heater.

7.The refill pilot light (lower indicator on the front panel) will glow and the tank will automatically fill with water.

NOTE: Proceed as follows if the pump stops and the pilot light flashes during the fill procedure:

a.Locate the small toggle switch on the upper right side of the front panel

b.Carefully place the switch in the right position.

c.Press the one-short and two-short cup brew switches simultaneously, flashing light will stop.

d.Place the toggle switch in the left position.

e.The filling pilot light will glow and the tank will continue to fill with water if required.

8.Water will continue to flow into the tank until full. Simply repeat steps a-e above if the pump stops again.

9.When the tank stops filling and the lower pilot light stops flashing, rotate the general ON/OFF switch knob to the "ON" (center) position.

10.Allow the water in the tank to heat to the proper temperature before using the brewer.

11.Press any of the automatic brewing buttons. This causes hot water to circulate and the warming of the extraction chamber to begin.

Coffee extraction

1.Place ground coffee in the filter holder, shake it level, and compress the bed of coffee with the tamper on the grinder.

2.Clean the edge of the filter holder with the palm of the hand before locking it on to the set. This will prevent any coffee particles from imbedding themselves into the group head gasket.

3.Place the filter holder in the group head and twist it to the right until tight. Do not force the filter holder excessively.

4.Press any one of the four dosification buttons (12) or the continuous draw button (13) according to the dose required.

5.Extraction ends automatically. If the continuous liquid dispensing button (13) was pressed, dispensing can be stopped by pressing on any one of the five buttons. The automatic liquid extraction caused by using one of the four dosification buttons (12) can be stopped by pressing any of the dosification buttons.

NOTE: The automatic selections have regulated doses, these can be set between 0 and 500 cc

The machines leave the factory with regulators adjusted for the following approximate amounts:

One short coffee:

50 cc of water

One normal coffee:

100 cc of water

Two short coffees:

100 cc of water

Two normal coffees:

200 cc of water

It should be noted that these doses have been set without coffee in the filter holder. With coffee, the

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Contents ES 1A TM BUNNEspressTMESPRESSO/CAPPUCCINO COFFEEBREWER DISCONTINUED VERSIONPage INDEX BUNN EspressModel ES 1A BUNN-O-MATICCOMMERCIAL PRODUCT WARRANTY WARRANTYHAZARDOUS VOLTAGE USER NOTICESLiquid-Steam-Surfaces Boiler FEATURESElectrical pump Water softener Group head Espresso extraction chamberChassis Technical featuresComponent identification Water entrance possible blockage at input Level probe Connections of the level probeCentral/Electronic unit Placement and installation INSTALLATIONWater installation Electrical installationFilling INITIAL SETUP/USECoffee extraction Control panel PROGRAMMINGProgramming dosifications Pre-infusionprogrammingCleaning CLEANINGProblem TROUBLESHOOTINGWARNINGS Probable causeProblem SCHEMATIC-PLUMBING SCHEMATIC-ELECTRICAL SCHEMATIC WIRINGDIAGRAM 2 WIREBUNN Espress REPLACEMENT PARTS Model ES 1ABUNN Espress BUNN Espress REPLACEMENT PARTS Model ES1A BUNN Espress REPLACEMENT PARTS Model ES 1ADescription DescriptionBUNN Espress REPLACEMENT PARTS Model ES 1APart Number DescriptionBUNN Espress 24004.0700 Description BUNN Espress REPLACEMENT PARTS Model ES 1ADescription