Bunn AutoPOD My Cafe AP Service & Repair Manual Download

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SERVICE & REPAIR MANUAL

BUNN-O-MATIC CORPORATION

POST OFFICE BOX 3227

SPRINGFIELD, ILLINOIS 62708-3227

PHONE: (217) 529-6601 FAX: (217) 529-6644

To ensure you have the latest revision of the Operating Manual, or to view the Illustrated Parts

Catalog, Programming Manual, or Service Manual, please visit the Bunn-O-Matic website, at

www.bunn.com. This is absolutely FREE, and the quickest way to obtain the latest catalog and
manual updates. For Technical Service, contact Bunn-O-Matic Corporation at 1-800-286-6070.

My Café

Summary of Contents for AutoPOD My Cafe AP

Page 1: ...the Operating Manual or to view the Illustrated Parts Catalog Programming Manual or Service Manual please visit the Bunn O Matic website at www bunn com This is absolutely FREE and the quickest way t...

Page 2: ...ons to this warranty or to make additional warranties that are binding on BUNN Accordingly statements by such individuals whether oral or written do not constitute warranties and should not be relied...

Page 3: ...Page 3 41169 120711 CONTENTS Warranty 2 Contents 3 Troubleshooting 4 Diagnostics 9 Service 10 Schematics 25...

Page 4: ...ermanent If an intermittent condition is encountered the cause will likely be a switch contact or a loose connection at a terminal or crimp Solenoid removal requires interrupting the water supply to t...

Page 5: ...to solenoid valve 5 Solenoid valve defective 1 Lime build up on probe 2 Water Level Sensing System 1 Refill valve stuck open Make sure water is ON Clean out debris Contact plumber Check wiring CBA Rep...

Page 6: ...up Check wiring Replace Replace heater Check wiring Replace CBA Check replace Check replace Check replace Plumbing lines should not rest on the counter top The brewer must be connected to a cold wate...

Page 7: ...alibrated 3 Flow meter 4 AIR TIME set too low 1 Water shut off 2 Flowmeter inletblocked limedup 3 Flow meter defective 4 No voltage to solenoid valve 5 Solenoid valve defective Brewer has shut down du...

Page 8: ...OBLEM PROBABLE CAUSE REMEDY BREWING CIRCUIT cont 1 Sprayhead blockage 2 Tubing between tank and spray head blocked limed up 3 Pump seal leaking 4 No voltage to pump 5 Pump defective 1 Sprayhead 2 Wate...

Page 9: ...ggered when load on motor ex ceeds 1 amp Tripping GFCI breaker 1 Pod s binding pod holder as sembly 2 Debris on sensor blocking optical path 3 Timingdiskcouplerloose slipping 4 No voltage to motor 5 M...

Page 10: ...rvicing except when electrical tests are re quired and the test procedure specifically states to plug in the brewer WARNING Disconnect the brewer from the power source before the removal of any panel...

Page 11: ...Ifvoltageispresent andbrewerdoesnotpower on replace board Removal and Replacement 1 Disconnect brewer from power source 2 DisconnectthecordfromL1 L2onthecontrolboard 3 Disconnect the connectors from...

Page 12: ...areas 4 Connect the voltmeter leads to the coil terminals Turn on the valve with the test mode Set the meter to AC volts The indication should be line voltage when activated If voltage is present as d...

Page 13: ...cement MyCaf AP 1 Remove the top cover and back access panel 2 Drain water from the tank 3 Disconnect all the hoses from the tank 4 Disconnect the wires from tank heater terminals 5 Remove two screws...

Page 14: ...is working correctly check limit thermostat and TCO on 230V models If voltage is not present as described proceed to 4 4 Disconnecttemperatureprobefromcontrolboard Check the resistance across the two...

Page 15: ...i nals of the vent valve Activate valve in the TEST OUTPUTS program mode The indication must be 12 vdc 2 Coil resistance should be 28 8 10 Removal and Replacement 1 Disconnect the brewer from the powe...

Page 16: ...3 Disconnect the brewer from the power source If voltage is present as described circuit is working correctly If voltage is not present as described proceed to 4 4 Disconnect two pin connector from m...

Page 17: ...or Activatemotorinthe TESTOUTPUTS programmode Theindicationmustbe120vdcon all models NOTE 230v models provide 120vdc to the motor 230v models have capacitors installed on motor for CE compliance Conti...

Page 18: ...a DC voltmeter check voltage across the two wiresatJ7onmainCBA Blackprobetoblackwire red probe to red wire Connect the brewer to the power source The indication must be 12 vdc 3 Disconnect the brewer...

Page 19: ...LOAD HOT WATER button drives the pod holder out to the door open position L indicates the assembly is in load postion FIG 19 1a b B indicates the assembly is in home postion FIG 19 2a b D indicates t...

Page 20: ...N INDEX B MOTOR DUMP NEXT LOAD 19 3b DUMP POSITION INDEX D MOTOR DUMP NEXT LOAD FIG 19 2a UNBLOCKED FIG 19 3aBLOCKED EJECTOR ASSEMBLY INDEX L MOTOR DUMP NEXT LOAD FIG 19 1b LOAD POSITION FIG 19 1a UNB...

Page 21: ...k of ejector 7 Disconnect harnesses from index motor sensor and display board 8 Remove 5 screws from housing FIG 20 2 9 Spread back of housing to clear bracket assem bly and slide housing towards fron...

Page 22: ...emove top cover 4 Loosen top Allen screw farthest from motor FIG 21 1 5 Remove plastic plug from ejector floor Insert Al len wrench through hole and loosen bottom Allen screw farthest from motor FIG 2...

Page 23: ...all the way to the back position 9 Power up brewer and Press OPEN CLOSE but ton to close pod door 10 Slightly loosen 2 nuts securing motor mounting bracket to ejector wall FIG 22 3 11 Insert alignmen...

Page 24: ...al assembly 5 If check valve pulls apart remove remaining piece with a spring hook or dental pick 6 Install new check valve with O ring end in first WARNING NEVER RE USE CHECK VALVE AF TER IT HAS BEEN...

Page 25: ...P BREW PUMP INDEX MOTOR AIR PUMPS J5 1 5 6 10 AIR VENT SOLENOID WHI BLU 12V WHI BLU PNK GRN WHI WHI LEVEL PROBE 5V HOT 4 5V COLD TANK HEATER BLU BLK LIMIT THERMOSTAT WHI WHI GND 12V GND 12V 12VDC REVE...

Page 26: ...MPS J5 1 5 6 10 RELAY NC NO C AIR VENT SOLENOID WHI RED WHI RED WHI BLU WHI BLU HOT WATER TANK PNK GRN WHI WHI LEVEL PROBE t 5V HOT 4 5V COLD 5V HOT 4 5V COLD TANK HEATER B L K RED BLK BLK WHI LIMIT T...

Page 27: ...TER TANK PNK GRN WHI WHI LEVEL PROBE t 5V HOT 4 5V COLD 5V HOT 4 5V COLD TANK HEATER B L K W H I WHI BLK BLK RED LIMIT THERMOSTAT WHI BREW TANK W H I B L K BLK LIMIT THERMOSTAT t BLK BLK TANK HEATER S...

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