SERVICE & REPAIR MANUALBUNN-O-MATIC CORPORATIONPOST OFFICE BOX 3227SPRINGFIELD, ILLINOIS 62708-3227PHONE: (217) 529-6601 FAX: (217) 529-6644391
Page 10COMPONENT ACCESS This section provides procedures for testing andreplacingvariousmajorcomponentsusedin this brewer should service b
Page 11Location: The Control Board is located inside the top cover behind the front face plate.Test Procedures: Thetestproceduresforthecontrol
Page 12Location:TheMembrane Switchislocated on thefrontface plate.Test Procedures: Therearetwomethodsfortestingthemem-braneswitch.Th
Page 13Location:Thebrewvalveislocatedinsidethetopcoverbehind the front face plate.Test Procedures:1. Refer to the Programing Section for Se
Page 14REFILLVALVELocation: Therellvalveislocatedinsidethefrontofthebrewer.Test Procedures:1. Enterprogramminglevel2,scrollto&quo
Page 15FIG.15-1DVTANKHEATERSLocation:The tank heaters are located inside the tank and secured to the tank bottom.Test Procedures:1. With a vol
Page 16LIMIT THERMOSTATLocation:The limit thermostat is located inside the top cover on the front side of the tank.Test Procedures:1. Disconne
Page 17Location: Theblanketwarmeriswrappedaroundthetank assembly.Test Procedures:1. Disconnect the brewer from the powersource.2. Wit
Page 18Location: The temperature probe is inserted through the tank lid assembly.Test Procedures:1. Disconnect the brewer from the powersourc
Page 19Location: Thewarmerelement(s)islocatedunderthewarmerplate.Test Procedures:1. Disconnect the brewer from the powersource.2. Wi
Page 239132 041108BUNN-O-MATIC COMMERCIAL PRODUCT WARRANTYBunn-O-Matic Corp. (“BUNN”) warrants equipment manufactured by it as follows:1) All equipmen
Page 20Location: Thevoltageselectorswitchislocatedonthe component mounting bracket behind the front access panel.Test Procedure:1. Disconnect
Page 21POWER SWITCHFIG.21-1POWERSWITCHLocation: Thepowerswitchislocatedontheleftsideof the trunk behind the front access panel.Test Pro
Page 22ALL MODELS EXCEPT TWINS39132 041708
Page 230/6 TWIN39132 041708
Page 244/2 TWIN39132 041708
Page 25TWIN APS39132 041708
Page 26P1, P2, &P3 AREPINS OF APOLARIZEDTHREE-PINCONNECTOR.SOLSCHEMATIC WIRING DIAGRAMAXIOM29077.0006C 01/07 ©2006 BUNN-O-MATIC CORPORATION
Page 2739132 041708
Page 28P1, P2, &P3 AREPINS OF APOLARIZEDTHREE-PINCONNECTOR.SOLSCHEMATIC WIRING DIAGRAMAXIOM DV29077.0008B 01/07 ©2006 BUNN-O-MATIC CORPORAT
Page 29SCHEMATIC WIRING DIAGRAM AXIOM TWIN APSCONTROL SWITCH ASSY CODES2 WARMERSON LEFT2 WARMERSON TOP2 WARMERSON RIGHTBREW STATION A3 A3 A3LEFT FR
Page 339132 041708 CONTENTSWarranty...
Page 30SCHEMATIC WIRING DIAGRAM AXIOM TWIN 4/2CONTROL SWITCH ASSY CODES2 WARMERSON LEFT2 WARMERSON TOP2 WARMERSON RIGHTBREW STATION A3 A3 A3LEFT FR
Page 31SCHEMATIC WIRING DIAGRAM AXIOM TWIN 0/6CONTROL SWITCH ASSY CODES2 WARMERSON LEFT2 WARMERSON TOP2 WARMERSON RIGHTBREW STATION A3 A3 A3LEFT FR
Page 4TROUBLESHOOTINGA troubleshooting guide is provided to suggest probable causes and remedies for the most likely problems encountered. If the pro
Page 5WillnotrellRelldoesnotshutoffPower"ON"RelldoesnotshutoffPower"OFF"PROBABLE CAUSE REMEDYPROBLEM1.Poweroffto
Page 6HEATING CIRCUIT1. Display's error message2. Water not touching main (short) level probe3. Water Level Probe Sensing System4. Temperatu
Page 7TROUBLESHOOTING (cont.)PROBLEMPROBABLE CAUSE REMEDYBREWING CIRCUITBrewcyclewillnotstartConsistentlylowbeveragelevelin the dispenser o
Page 8TROUBLESHOOTING (cont.)PROBLEM PROBABLE CAUSE REMEDYBREWING CIRCUIT (cont.)Dripping from sprayheadWeak beverageDry coffee grounds remain in
Page 9DIAGNOSTICSPROBABLE CAUSE REMEDYMESSAGE"CHECK SPRAYHEAD FORLIME" - "CHECK FITTINGSFORLIME"Clean sprayheadClean val
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