Bunn AutoPOD My Cafe AP Скачать руководство пользователя

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Page 25

SCHEMATIC WIRING DIAGRAM - My Café AP

GRN

Chassis Ground

Earth Ground

BLK

WHT

BLK

WHT

POWER CORD

BREW

PUMP

FILL

SOLENOID

FLOW METER

YEL
BLK
RED

WHI/GRY
WHI/ORN
WHI/VIO

(SIG)
(GND)
(+12V)

RED

BRN

YEL

WHI

BLU/BLK

HEATER

INDEX SENSOR

J11

DISPLAY

BLK

ORN

BRN

RED

J12

BRN

ORN

HOT

WATER

PUMP

BREW

PUMP

INDEX

MOTOR

AIR PUMPS

AIR VENT

SOLENOID

- WHI/BLU

+12V WHI/BLU

(-)

PNK

GRN

WHI

LEVEL PROBE

(+ .5V HOT

-4.5V COLD)

TANK HEATER

BLU/BLK

LIMIT

THERMOSTAT

WHI

(GND)
(+12V)

(GND)

(+12V)

12VDC

REVERSIBLE

120VAC

BIN

REED

SWITCH

N.O.

BIN OUT

BIN

MAGNET

WHI

120V AC

2 WIRE + GND

SINGLE PHASE

White Strip-Tac Plus

Black Ink

Finished Size: 5.0" x 7.0"

~58%

SOL

MOT

SOL

BLK

WHI

TEMPERATURE

PROBE

120VDC

GRN

BLK

WHI

RED

1 WHI - Rx: 0 to +5vdc

2 BLK - Board Ground

3 RED - Tx: 0 to +3.4vdc

4 GRN - +12 to +18vdc (non reg supply)

41169 120711

Содержание AutoPOD My Cafe AP

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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