Bunn G9 HD Operating & Service Manual Download Page 15 | Manualshive

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10187-0000B 11/97 © 1987 BUNN-O-MATIC CORPORATION

WHI/GRN

BLK

K1

WHI/BLU

M

L2

L1

200 VOLTS AC

2 WIRE

SINGLE PHASE

50 HZ

L1

L2

GREEN

K1 N.O.

SCHEMATIC WIRING DIAGRAM G9A HD

TIMER

WHI/RED

WHI/YEL
WHI/ORA

RED/BLK

RED/BLK

WHI/RED

WHI/RED

5

4

3

2

1

10187.0001B 11/97 © 1997 BUNN-O-MATIC CORPORATION

WHI/GRN

BLK

K1

WHI/BLU

M

L2

L1

200 VOLTS AC

2 WIRE

SINGLE PHASE

50 HZ

L1

L2

GREEN

K1 N.O.

SCHEMATIC WIRING DIAGRAM G9A HD

TIMER

WHI/RED

WHI/RED

WHI/YEL
WHI/ORA

RED/BLK

RED/BLK

RED/BLK

WHI/RED

WHI/RED

5

4

3

2

1

POWER

INDICATOR LIGHT

10171 121597

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Summary of Contents for G9 HD

Page 1: ...FAX 217 529 6644 10171 0000 5 00 1986 Bunn O Matic Corporation BUNN G9 HD G9T HD PE RS ON AL IN JU RY HA ZA RD KE EP FIN GE RS AN D FO RE IG N OB JE CT S OU T OF HO PP ER OR CH UT E OP EN ING CAUTIO...

Page 2: ...d by Bunn or that in Bunn s judgement has been affected by misuse neglect alteration improper installation or operation improper mainte nance or repair damage or casualty THE FOREGOING WARRANTY IS EXC...

Page 3: ...e entrance to the grind chamber 2 Fill hopper compartment with whole bean coffee Capacity 9 pounds The grinder is now ready for use OPERATING CONTROLS Off On Start Switch OFF left position Placing the...

Page 4: ...can be set from very fine to very coarse The amount may be adjusted for use in most commercial coffee brewers The following procedures should be used to make adjustments A change in the burr adjustmen...

Page 5: ...cover Timer Adjustment NOTE Grinders with Multi Set option Urn Carafe must be adjusted in both settings 1 Unplug the grinder and remove the lower front inspection panel 2 Determine the grind setting...

Page 6: ...aution when servicing electrical equipment Turn power OFF when servicing except when electrical tests are specified Follow recommended service procedures Replace all protective shields or safety notic...

Page 7: ...dures See page 12 Refer to Service Motor for testing procedures See page 9 A Place the switch in the OFF left position B Refer to Service Off On Start Switch for testing procedures See page 11 Refer t...

Page 8: ...id removal The rear panel is attached with eight 8 32 screws The hopper extension assembly is attached with six 8 32 screws Contents Motor 9 Off On Start Switch 11 Urn Caraffe Switch 11 Relay 12 Timer...

Page 9: ...plate 2 The entire wiring harness must be fed into the bottom of the grinder housing through the hole in the motor mounting plate 3 Remove both 6 32 screws beneath the upper front inspection panel 4...

Page 10: ...amaged NOTE Burrs must be replaced as a set SERVICE cont Motor cont 11191 0001 COARSE FINE T H O R O U G HLYCLEAN GRIND CHAM B E R B E F O R E R E A S S E M B L Y E M P T YHOPPER BEFORE REM O V IN G T...

Page 11: ...cribed replace the switch Removal and Replacement 1 Remove all wires from the switch terminals 2 Compress the clips inside the front wrapper and gently push the switch through the opening 3 Push the n...

Page 12: ...START right position and released Connect grinder to the power supply Continuity must be present for the approximate setting on the timer 6 Disconnect the grinder from the power supply If continuity...

Page 13: ...rness 6 Check the voltage across terminals TL1 and TL4 with a voltmeter when the Off On Start switch is placed in the START right position and re leased Connect grinder to the power supply The indicat...

Page 14: ...WHI WHI WHI RED WHI RED OPTIONAL KEY SW 5 4 3 2 1 W H I O R A ORA URN CARAFE WHI GRN 1 BLK K1 WHI BLU M L2 L1 120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ 10215 0000C 4 97 1987 BUNN O MATIC CORPORATION L1 N...

Page 15: ...HD TIMER WHI RED WHI YEL WHI ORA RED BLK RED BLK WHI RED WHI RED 5 4 3 2 1 10187 0001B 11 97 1997 BUNN O MATIC CORPORATION WHI GRN BLK K1 WHI BLU M L2 L1 200 VOLTS AC 2 WIRE SINGLE PHASE 50 HZ L1 L2...

Page 16: ...RED GRY 1 2 OPTIONAL MULTI SET SW OPTIONAL BREWER INTERFACE CONNECTOR PNK TAN ORA PNK OPTIONAL KEY SW W H I O R A K1 M 120 VOLTS AC 2 WIRE SINGLE PHASE 60 HZ 4 3 WHI GRN 1 BLK WHI BLU M L2 L1 10388 0...

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