Bunn G1 Instruction Manual

ILLUSTRATED PARTS CATALOG
Designs, materials, weights, specifications, and dimensions for equipment or replacement parts
are subject to change without notice.
BUNN-O-MATIC CORPORATION
POST OFFICE BOX 3227
SPRINGFIELD, ILLINOIS 62708-3227
PHONE: [phone] FAX: [phone]
www.bunnomatic.com
CLEANINGLEVER
GROUND
COFFEE
1.Selectthedesiredgrind.
2.Liftthelidandpourcoffeebeansintothehopper.
3.Slipbagunder thechute.Restthe bagonthetray.
4.Pressthestartswitch.
5.Flipthecleaningleverafew timesasdispensingslows.
6.Removethebag.Thegrinderwillstopautomatically.
STOP
TURKISH
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CLEANINGLEVER
GROUND
COFFEE
STOP
TURKISH
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1. Selectthedesiredgrind.
2. Liftthe lidandpourcoffeebeansintothehopper.
3. Slipbagunderthechute.Restthe bagonthetray.
4. Pressthestartswitch.
5. Flipthecleaningleverafewtimesasdispensingslows.
6. Removethebag.Thegrinderwill stopautomatically.
29101.0000G 04/07 ©1998 Bunn-O-Matic Corporation
G1,G2
& G3

2
BUNN-O-MATIC COMMERCIAL PRODUCT WARRANTY
Bunn-O-Matic Corp. (“BUNN”) warrants equipment manufactured by it as follows:
1) All equipment other than as specified below: 2 years parts and 1 year labor.
2) Electronic circuit and/or control boards: parts and labor for 3 years.
3) Compressors on refrigeration equipment: 5 years parts and 1 year labor.
4) Grinding burrs on coffee grinding equipment to grind coffee to meet original factory screen sieve analysis:
parts and labor for 3 years or 30,000 pounds of coffee, whichever comes first.
These warranty periods run from the date of installation BUNN warrants that the equipment manufactured by
it will be commercially free of defects in material and workmanship existing at the time of manufacture and
appearing within the applicable warranty period. This warranty does not apply to any equipment, component or
part that was not manufactured by BUNN or that, in BUNN’s judgment, has been affected by misuse, neglect,
alteration, improper installation or operation, improper maintenance or repair, damage or casualty. This warranty is
conditioned on the Buyer 1) giving BUNN prompt notice of any claim to be made under this warranty by telephone
at [phone] or by writing to Post Office Box 3227, Springfield, Illinois 62708-3227; 2) if requested by
BUNN, shipping the defective equipment prepaid to an authorized BUNN service location; and 3) receiving prior
authorization from BUNN that the defective equipment is under warranty.
THE FOREGOING WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTY, WRITTEN OR
ORAL, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OF EITHER
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. The agents, dealers or employees of BUNN
are not authorized to make modifications 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 upon.
If BUNN determines in its sole discretion that the equipment does not conform to the warranty, BUNN, at its
exclusive option while the equipment is under warranty, shall either 1) provide at no charge replacement parts
and/or labor (during the applicable parts and labor warranty periods specified above) to repair the defective
components, provided that this repair is done by a BUNN Authorized Service Representative; or 2) shall replace
the equipment or refund the purchase price for the equipment.
THE BUYER’S REMEDY AGAINST BUNN FOR THE BREACH OF ANY OBLIGATION ARISING OUT OF THE SALE OF
THIS EQUIPMENT, WHETHER DERIVED FROM WARRANTY OR OTHERWISE, SHALL BE LIMITED, AT BUNN’S
SOLE OPTION AS SPECIFIED HEREIN, TO REPAIR, REPLACEMENT OR REFUND.
In no event shall BUNN be liable for any other damage or loss, including, but not limited to, lost profits, lost sales,
loss of use of equipment, claims of Buyer’s customers, cost of capital, cost of down time, cost of substitute
equipment, facilities or services, or any other special, incidental or consequential damages.
29101 092002

TITLE PAGE NO.
Base, Housing and Panels.............................................................................................................................4
Electrical and Operating Controls................................................................................................................18
Hopper and Lids........................................................................................................................................... 8
Motor, Burr Housing and Bracket (AC)........................................................................................................10
Motor, Burr Housing and Bracket (DC) .......................................................................................................14
Numerical Index..........................................................................................................................................20
TABLE OF CONTENTS
329101 051600

4
G-1, G-2, G-3
GRINDER
BASE, HOUSING AND PANELS
P1568
1.Selectthedesiredgrind.
2.Liftthelidandpourcoffeebeansintothehopper.
3.Slipbagunderthechute.Restthebagonthetray.
4.Pressthestartswitch.
5.Flipthecleaningleverafewtimesas dispensingslows.
6.Removethebag.Thegrinderwill stopautomatically.
START
OFF/STOP
ON
1 2 5 8 9
6
7
18
10
11
12
13
14
15
3
21
4
17
29101 042307
16
MODELS WITH REAR
RECEPTACLE
1
2
3
20
4

ITEM PART NO. QTY. DESCRIPTION
5
* Indicates the part number listed is for reference only. See DESCRIPTION for possible service replacement.
1 22085.1000 1 Panel W/Decals, Rear BLK 120V AC (Includes items 2, 3, 4 & 21)
22085.1001 1 Panel W/Decals. Rear RED 120V AC (Includes items 2, 3, 4 & 21)
22085.1002 1 Panel W/Decals, Rear BLK 120V DC (Includes items 2, 3, 4 & 21)
22085.1003 1 Panel W/Decals, Rear RED 120V DC (Includes Items 2, 3, 4 & 21)
22085.1005 1 Panel W/Decals, Rear BLK 230V AC (Includes items 2, 3, 4 & 21)
22085.1006 1 Panel W/Decals, Rear RED 230V AC (Includes Items 2, 3, 4 & 21)
22085.1007 1 Panel W/Decals, Rear BLK 120V AC (Includes items 2, 3, 4, 20 &21)
22111.1000 1 Panel W/Decals, Rear BLK 120V AC (Includes items 2, 3, 4 & 21)
22111.1001 1 Panel W/Decals, Rear RED 120V AC (Includes items 2, 3, 4 & 21)
24342.1001 1 Panel W/Decals, Rear BLK 230V AC (Includes items 2, 3 & 21)
24342.1000 1 Panel W/Decals, Rear RED 230V AC (Includes items 2, 3 & 21)
02322.0002 10 Screw, Truss Head - BLK #8-32 x .375”
00912.0000 10 Fastener, “J” Type #8-32
2 10113.0000 1 Decal, Operation & Service (120V & 230V AC Models)
23744.0000 1 Decal, Operation & Service (120V DC Models)
3 20545.0000 1 Decal, Warning - Electrical
4 10190.0000 1 Schematic, 120V AC
10621.0000 1 Schematic, 120V DC
5 22282.1000 1 Housing, Upper BLK (Includes items 6 & 7)
22282.1001 1 Housing, Upper RED (Includes items 6 & 7)
22026.1000 1 Housing, Upper BLK (Also order items 6 & 7)
22026.1001 1 Housing, Upper RED (Also order items 6 & 7)
01330.0000 8 Screw, Hex Head-Serrated #10-32 x .375”
6 25152.0000 1 Decal, Bunn - Coffee Grinding Instructions (G1 Grinder)
25153.0000 1 Decal, Bunn - Coffee Grinding Instructions (G2 & G3 Grinders)
7 38903.0000 1 Decal, Switch
8 23163.0000 1 Grommet
9 23164.0000 1 Plug, Hole - BLK .875 Dia
10 21857.0000 1 Bracket, Motor Mounting
11 38285.0000 1 Housing, Lower - BLK
38285.0001 1 Housing, Lower - RED
38283.0000 1 Housing, Lower - BLK
38283.1001 1 Housing, Lower - RED
38283.0002 1 Housing, Lower - BLK (240V 60 HzModels)
12 11174.0001 1 Pad, Base - Adhesive Back
13 11274.0001 1 Cover, Tray
14 11277.1001 1 Base/Tray Housing (Also refer to item 19)
02359.0000 4 Screw, Hex Head #10-32 x 1.25”
02360.0000 4 Washer, .188” I.D. x .750” O.D.
BASE, HOUSING AND PANELS
(Continued)
29101 042307
Two Less Used On
G2 & G3 Grinders
G2 & G3
Grinders
G1 Grinder
G2 & G3 Ginders
G1 Grinder
G2 & G3 Grinders
G1 Grinder

6
G-1, G-2, G-3
GRINDER
(Continued)
BASE, HOUSING AND PANELS
29101 042307
P1568
1.Selectthedesiredgrind.
2.Liftthelidandpourcoffeebeansintothehopper.
3.Slipbagunderthechute.Restthebagonthetray.
4.Pressthestartswitch.
5.Flipthecleaningleverafewtimesas dispensingslows.
6.Removethebag.Thegrinderwill stopautomatically.
START
OFF/STOP
ON
1 2 5 8 9
6
7
18
10
11
12
13
14
15
3
21
4
17
16
MODELS WITH REAR
RECEPTACLE
1
2
3
20
4

ITEM PART NO. QTY. DESCRIPTION
7
* Indicates the part number listed is for reference only. See DESCRIPTION for possible service replacement.
15 11275.0001 1 Drawer
16 02547.0000 4 Foot, Rubber
17 01592.0001 1 Bushing, Snap 1.188” Dia
18 29011.0000 1 Plate, Filler
02363.0000 2 Screw, Pan Head - Thread Forming #8 x .375”
19 11282.0001 - Tray/Base Kit (Includes items 13 thru 16)
20 05787.0000 1 Decal, Caution - Receptacle Load
21 37881.0000 1 Decal, No Serviceable Parts
22 38284.1000 - Housing Assy 120V, BLK (Includes items 5 & 11)
38284.1001 - Housing Assy 120V, RED (Includes items 5 & 11)
38284.1002 - Housing Assy 230V, BLK (Includes items 5 & 11)
BASE, HOUSING AND PANELS
29101 042307
Not Illustrated

8
G-1, G-2, G-3
GRINDER
HOPPER AND LIDS
STOP
P1569
1 2 3 4 5
6 9 7 8
12
11
9
8
10
OPTIONAL FOREIGN MATERIAL
GUARD
G3 GRINDERS
1 2 3 4
5 6 7 8
13
8
29101 092002
OPTIONAL MAGNET CATCH
8
15
7

ITEM PART NO. QTY. DESCRIPTION
9
* Indicates the part number listed is for reference only. See DESCRIPTION for possible service replacement.
HOPPER AND LIDS
1 11031.0003 1 Lid, Rear - BLK (G1 Grinder)
11031.0002 1 Lid, Rear - BLK (G2 & G3 Grinders)
01388.0002 2 Screw, Truss Head - BLK #6-32 x .75”
2 29012.0000 1 Hinge, Left (See item 4)
02322.0002 2 Screw, Truss Head - BLK #8-32 x .38”
3 29012.0001 1 Hinge, Right (See item 4)
02322.0002 2 Screw, Truss Head - BLK #6-32 x .38”
4 29129.0000 1 Lid, Front - BLK (Includes items 2, 3 & 5) (G1 Grinder)
29129.0001 1 Lid, Front - BLK (Includes items 2, 3 & 5) (G2 Grinder)
29129.0002 1 Lid, Front - BLK (Includes Items 2, 3 & 5) (G3 Grinder)
5 11076.0000 1 Decal, Caution - Close Lid
6 11256.0001 1 Hopper Assy (Includes items 7, 8 & 9) (G1 Grinder)
20226.0000 1 Hopper Assy (Includes items 7, 8 & 9) (G2 Grinder)
21261.0000 1 Hopper Assy (Includes items 7, 8 & 9) (G3 Grinder)
01310.0000 4 Screw, Pan Head #6-32 x .25”
01335.0000 4 Fastener, “J” Type #6-32
7 11116.0000 1 Tube, Finger Guard
8 11119.0000 2 Fastener, Push-On
9 20621.0000 1 Plug, Hole .203” Dia
10 11079.0000 1 Sponge, .125” x .438” x 24” LG
11 22462.0007* 2 Gasket, Foam W/Adhesive 5.25” LG (Order item 14) (G1, G2 & G3 Grinders)
22462.0005* 2 Gasket, Foam W/Adhesive 2.10” LG (Order item 14) (G2 Grinder)
12 22462.0004* 1 Gasket, Foam W/Adhesive 7.00” LG (Order item 14) (G1, G2 & G3 Grinders)
13 27019.0000 1 Guard, Foreign Material (G1 Grinders)
28001.0000 1 Guard, Foreign Material (G2 Grinders)
28002.0000 1 Guard, Foreign Material (G3 Grinders)
14 22462.1000 - Gasket, Foam W/Adhesive 24”
15 20208.0100 1 Magnet Catch (Optional)
29101 070306

10
G-1, G-2, G-3
GRINDER
CLEANINGLEVER
GROUND
COFFEE
1 33 2 4 5
6 7 8 9 10 3 11 12
13 14 15 16 18
17
28
21
22
23
24
25
26
20
27
29
30
31
32
P1570
AC MOTOR, BURR HOUSING AND MOUNTING BRACKET
29101 070306
19