Bunn ES.1A User Manual

BUNNEspress TMOPERATING & SERVICE MANUALBUNN-O-MATIC CORPORATIONPOST OFFICE BOX 3227SPRINGFIELD, ILLINOIS 62708-3227PHONE: (217) 529-6601 FAX: (

BUNN Espress™ Model ES•1A™8Warning alarm (visual only, not audible) on flow counterThis alarm goes off when impulses from the flow meter are not regis

9BUNN Espress™ Model ES•1A™Central/Electronic unitThis component analyzes and controls all information received from the buttons and volumetric counte

BUNN Espress™ Model ES•1A™10INSTALLATIONPlacement and installationOnce the machine has been unpacked, it should be placed on a table or counter having

11BUNN Espress™ Model ES•1A™Filling1. Make sure power switch is OFF and water is connected and turned ON before plugging in.NOTE - Plumbing must be co

BUNN Espress™ Model ES•1A™12PROGRAMMINGProgramming dosificationsTo change the factory set dosages, set the Program/Run toggle switch to the “Program”

13BUNN Espress™ Model ES•1A™CLEANINGCleaning1. The use of a damp cloth rinsed in any mild, nonabrasive, liquid detergent is recommended for cleaningal

BUNN Espress™ Model ES•1A™14A troubleshooting guide is provided to suggest probable causes and remedies for the most likely problemsencountered. If th

15BUNN Espress™ Model ES•1A™TROUBLESHOOTINGProbable causeSolenoid valvePumpSolenoid valveLimit thermostat(s)Tank heaterRemedyCheck voltage at terminal

BUNN Espress™ Model ES•1A™165678912341112101 ... Electric pump2 ... Check valve3 ... Refill solenoid4 ... Flowmeter5 ... Stea

17BUNN Espress™ Model ES•1A™SCHEMATIC WIRING DIAGRAMES•1ANBLKL1GREEN120 VOLTS AC2 WIRESINGLE PHASE60 HZCONTROLSWITCHABCDE51234H8BLKBLU••••••••••••123

BUNN Espress™ Model ES•1A™18Figure Description Part Number1 ... Drip tray guide (left) ...23654.00002 ... Pressure gauge ..

19BUNN Espress™ Model ES•1A™213Figure Description Part Number1 ... Inlet water fitting ...23609.00002 ... Grommet liqu

BUNN Espress™ Model ES•1A™20Figure Description Part Number1 ... Cover, group solenoid discharge ...23642.00002 ... Screw-handle ...

21BUNN Espress™ Model ES•1A™Figure Description Part Number1 ... Drain plug...23674.00002 ... Flat washer ..

BUNN Espress™ Model ES•1A™22Figure Description Part Number1 ... Refill solenoid end fitting-outlet...23569.00002 ... Refill solenoid-complet

23BUNN Espress™ Model ES•1A™Figure Description Part Number1 ... Filter support wire ...22819.00002 ... Filter holder ...

BUNN Espress™ Model ES•1A™24Figure Description Part Number10 ... Module, dose switch automatic ...23626.000011 ... Switch select pan

25BUNN Espress™ Model ES•1A™P-172Figure Description Part Number8 ... Copper tube, tank to faucet valve ...23616.00009 ... Copper tube, refill s

1BUNN Espress™ Model ES•1A™INDEXWarranty...2User notices ...

BUNN Espress™ Model ES•1A™2BUNN-O-MATIC COMMERCIAL PRODUCT WARRANTYBunn-O-Matic Corp. (“Bunn”) warrants the equipment manufactured by it to be commerc

3BUNN Espress™ Model ES•1A™WARNINGHAZARDOUSVOLTAGEUNPLUG BREWERBEFORE REMOVING!USER NOTICESThe notices on this brewer should be kept in good condition

BUNN Espress™ Model ES•1A™4Hot water rinse dispensing tube and steam dispensing tubeThe ES•1A™ is equipped with a hot water rinse dispensing tube and

5BUNN Espress™ Model ES•1A™7112293410116Group head (Espresso extraction chamber)The group head-espresso extraction chamber is where the coffee infusio

BUNN Espress™ Model ES•1A™6ChassisThe chassis of the ES•1A™ is made of painted steel and the work tray is stainless steel. To reach theinterior of th

7BUNN Espress™ Model ES•1A™P-161FEATURES8765131210911151642131 ......Hot water rinse outlet control lever2 ......Steam outlet