Operating & service manual bunn-o-matic corporation post office box 3227 springfield, illinois 62708-3227 phone: (217) 529-6601 fax: (217) 529-6644 www.Bunnomatic.Com vp17 vp17b 10860.0000e 04/07 ©1996 bunn-o-matic corporation to obtain the illustrated parts catalog, visit the bunn-o-matic website, ...
Page 2 introduction this equipment will brew a half-gallon batch of coffee into an awaiting dispenser. It is only for indoor use on a sturdy counter or shelf. Warranty bunn-o-matic corp. (“bunn”) warrants the equipment manufactured by it to be commercially free from de- fects in material and workman...
Page 3 10860 040307 # 00831.0000 # 00658.0000 user notices (cont.) #02763.0000 warning ! Fill water tank before turning - on - thermostat or connecting appliance to power source. Use only on a properly protected circuit capable of the rated load. Electrically ground the chassis. Follow national/loca...
Page 4 electrical requirements caution - the brewer must be disconnected from the power source until specified in initial set-up. The brewer has an attached cordset and requires 2-wire grounded service rated 120 volts ac, 15 amp, single phase, 60 hz. Electrical hook-up (model "b" only) caution – imp...
Page 5 coffee brewing 1. Insert a bunn ® filter into the funnel. 2. Pour the fresh coffee into the filter and level the bed of grounds by gently shaking. 3. Slide the funnel into the funnel rails. 4. Place an empty dispenser beneath the funnel. 5. Pour one pitcher of tap water into the screened area...
Page 6 troubleshooting a troubleshooting guide is provided to suggest probable causes and remedies for the most likely problems encountered. If the problem remains after exhausting the troubleshooting steps, contact the bunn-o-matic technical service department. • inspection, testing, and repair of ...
Page 7 troubleshooting (cont.) problem water is not hot (cont.) inconsistent beverage level in dispenser spitting or excessive steaming dripping from sprayhead probable cause remedy 4. Tank heater 1. Syphon system 2. Lime build-up caution - tank and tank compo- nents should be delimed regularly depe...
Page 8 troubleshooting (cont.) problem beverage overflows dispenser weak beverage dry coffee grounds remain in the funnel brewer is making unusal noises cool beverage serving tempera- ture probable cause remedy 1. Dispenser 1. Filter type 2. Coffee grind 3. Sprayhead 4. Funnel loading 5. Water tempe...
Page 9 service this section provides procedures for testing and replacing various major components used in this brewer should service become necessary. Refer to troubleshooting for assistance in determining the cause of any problem. Warning - inspection, testing, and repair of electrical equipment s...
Page 10 p1263 location: the control thermostat is located inside the trunk on the left side of the component bracket. Test procedures: 1. Disconnect the brewer from the power source. 2. With a voltmeter, check the voltage across the blue wire on the control thermostat and the white wire on the tank ...
Page 11 service (cont.) 10860 061501 limit thermostat p1161.40 fig. 4 limit thermostat location: the limit thermostat is located inside the rear of the hood on the tank lid. Test procedures: 1. Disconnect the brewer from the power source. 2. Disconnect the blue and black wires from the limit thermos...
Page 12 if voltage is not present as described, refer to the wiring diagrams and check the brewer wiring harness. 5. With the black wire removed, remove the wire from the lower terminal. 6. Check for continuity across the center and lower terminal with the switch in the "on" (upper) posi- tion. Cont...
Page 13 service (cont.) 10860 090800 tank heater p1161.40 location: the tank heater is located inside the tank and secured to the tank lid. Test procedures: 1. Disconnect the brewer from the power supply. 2. With a voltmeter, check the voltage across the black and white wires on the tank heater. Con...
Page 14 location: on early vp17 models the tank heater switch is located on the rear of the brewer on the upper left side of the trunk. On vp17b models the tank heater switch is located on left side of the control panel. Test procedure: 1. Disconnect the brewer from the power source. 2. Disconnect t...
Page 15 service (cont.) 13. Set tank assembly inside the hood on mounting brackets and secure with two #8-32 screws. 14. Reconnect the wires to the limit thermostat, tank heater and the control thermostat. Refer to limit thermostat, tank heater and control thermo- stat sections in this manual when r...
Page 16 warmer element(s) p1167 service (cont.) location: the warmer element(s) is located under the warmer plate. Test procedures: 1. Disconnect the brewer from the power source. 2. With a voltmeter, check voltage across the white wire to the power cord and the white/red, brown/ black or violet wir...
Page 17 10860 061501 schematic wiring diagram vp17-1/-2/-3 10862.0003h 09/06 ©1997 bunn-o-matic corporation whi whi whi whi whi whi lower warmer n whi 120 volts ac 2 wire + gnd single phase blk brn/blk brn/blk blk vio vio vp17-3 2 side warmers 1320w blk tank heater l1 grn blk blu sw. & thermostat on...
Page 18 10860 061501 schematic wiring diagram vp17-1/-2/-3 10862.0000b 9/00 ©1995 bunn-o-matic corporation p2 p1 front warmer whi whi p3 whi brn/blk vio whi rear warmer whi whi lower warmer n whi 120 volts ac 2 wire single phase blk brn/blk blk vio 2 top or side warmers auxiliary outlet (not availab...
Page 19 10860 061501 schematic wiring diagram vp17b-1/-2/-3 10862.0002g 09/06 ©1997 bunn-o-matic corporation p2 p1 front warmer whi whi p3 whi brn/blk vio whi rear warmer whi whi lower warmer n whi 100 volts ac 2 wire + gnd single phase blk brn/blk blk vio blk tank heater l1 grn blk heater switch bl...
