BUNN
MHG
®
for use
®
with Smart Funnel
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: (217) 529-6601 FAX: (217) 529-6644
36731.0000 11/04 ©2004 Bunn-O-Matic Corporation
www.bunnomatic.com
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 (217) 529-6601
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.
BUNN, MHG, and Smart Funnel are either trademarks or registered trademarks of Bunn-O-Matic Corporation.
2
36731 031704
TABLE OF CONTENTS
Electrical Controls............................................................................................................................................ 12
Hopper, Lid and Slide Plate Assy ....................................................................................................................... 6
Housing, Base and Panels ................................................................................................................................. 4
Motor, Burr Housing and Mounting Plate ........................................................................................................ 10
Numerical Index............................................................................................................................................... 14
3
36731 031704
BUNN
1
®
HOUSING, BASE AND PANELS
2 4 5
MHG
11
3
6
7
8
15 14 16 12 13
10
9
P2846
4
36731 031704
HOUSING, BASE AND PANELS
ITEM PART NO. QTY. DESCRIPTION
1 35766.0000 1 Rear Panel SST
35766.0001 1 Rear Panel BLK
01308.0000 4 Screw, Truss Head SST #6-32 x .25"
01382.0002 4 Screw, Truss Head BLK #6-32 x .38"
2 35765.1000 1 Housing Assy W/Decals, SST (Includes items 3 & 4)
35765.1002 1 Housing Assy W/Decals, BLK (Includes items 3 & 4)
3 20545.0000 1 Decal, Warning Electrical
4 05884.0000 1 Decal, Motor Reset
5 02999.0000 1 Plug, Hole SST 1.19" Dia.
25126.0000 1 Plug, Hole BLK 1.19" Dia.
6 36398.0000 1 Plug
7 35740.0001 1 Base SST
35740.0002 1 Base BLK
01330.0000 6 Screw, Hex Crimptite #10-32 x .38"
8 35741.0000 1 Pad, Base
9 35843.1000 1 Panel Assy W/Decals, 120V, SST (Includes item 10)
35843.1001 1 Panel Assy W/Decals, 120V, BLK (Includes item 10)
01308.0000 2 Screw, Truss Head SST #6-32 x .25"
01382.0002 2 Screw, Truss Head BLK #6-32 x .38"
10 36399.0000 1 Schematic 120V
11 - - - - - - - - 1 Membrane Switch (See ELECTRICAL CONTROLS)
12 32568.0000 1 Funnel Rail, Left
13 32569.0000 1 Funnel Rail, Right
14 32570.0000 2 Spring
15 32561.0000 2 Bracket, Inner Spring
16 32562.0000 2 Bracket, Outer Spring
01326.0005 4 Screw, Truss Head, Blk #10-32 x 1.25"
5
36731 031704
BUNN
®
HOPPER, LID & SLIDE PLATE ASSEMBLY
MHG
6
5
33
2
1
3
7
8
17 12 16 15 14 13
18
19
4
32
11
10
9
20
21
22
23
24
25
26
28 27
29
30
31
P2847
6
36731 101804
HOPPER, LID & SLIDE PLATE ASSEMBLY
ITEM PART NO. QTY. DESCRIPTION
1 35957.0000 2 Hopper Assy (Includes items 2, 3, 4 & 33)
2 35732.0000 1 Hopper
3 35817.0000 1 Hopper Gate
01383.0000 4 Screw, Pan Head #6-32 x .50"
4 35818.0000 4 Bushing
5 35771.1000 2 Lid w/Decals (Includes item 6)
6 05876.0000 2 Decal, Caution
7 35909.0000 1 Hopper Wrapper SST
35909.0001 1 Hopper Wrapper BLK
01382.0007 4 Screw, Truss Head BLK #6-32 x .375"
8 36553.0000 4 Pin, Hopper Locator
01360.0001 4 Screw, Pan Head #6 x .60"
9 35858.0001 1 Slide Gate
10 35874.0000 2 Magnet Latch
11 35875.0000 2 Magnet Retainer
01338.0000 2 Screw, Truss Head #8-32 x .62"
12 32572.0000 2 Sensing Coil
13 35956.0000 2 Fastener
14 29702.1000 2 Plunger
15 33144.0000 2 Spring
16 24224.0000 2 Nut, Acorn
17 23917.0000 2 Limit Thermostat
18 05917.0006 2 Solenoid Assy 120V
01315.0000 8 Screw, Truss Head #8-32 x .38"
19 36335.0000 2 Clip
01311.0001 4 Screw, Truss Head, Locking #8-32 x .25"
20 23923.0000 2 Washer, Fiber .063" Thick
21 35762.0000 2 Spring
22 23922.0000 2 Washer, Retaining .035" Thick
23 35910.0002 2 Plunger
24 02858.0000 2 Pin, Spring .125" x .50"
25 23919.0000 2 Snap Ring
26 26033.0001 2 Bearing
(Continued)
7
36731 110204
BUNN
®
HOPPER, LID & SLIDE PLATE ASSEMBLY
(Continued)
MHG
6
5
33
2
1
3
7
8
17 12 16 15 14 13
18
19
4
32
11
10
9
20
21
22
23
24
25
26
28 27
29
30
31
P2847
8
36731 101804
HOPPER, LID & SLIDE PLATE ASSEMBLY
ITEM PART NO. QTY. DESCRIPTION
27 35816.0000 2 Slide Gate
28 36389.0000 2 Bumper
29 35862.0000 2 Support, Slide Gate
01383.0000 4 Screw, Pan Head #6-32 x .50"
30 35861.0000 1 Collector
01383.0000 4 Screw, Pan Head #6-32 x .50"
31 21457.0000 1 Gasket, Burr Housing/Collector
32 36425.0000 1 Decals, Coffee Type
33 36711.0000 2 Baffle
9
36731 031704
BUNN
®
MOTOR, BURR HOUSING AND MOUNTING PLATE
MHG
5 4 6
1 2 3 7 8
9 10 11 12
20
21
26
25
24
22
20
23
17
18
19
COARSE FINE
COARSE FINE
13 14 15 16
15
14
0
13
1
12
2
11
3
10
4
9
5
8
6
7
10
P2848
36731 031704
MOTOR, BURR HOUSING AND MOUNTING PLATE
ITEM PART NO. QTY. DESCRIPTION
1 11090.0008 1 Motor Assy 120V (Includes item 2-6)(Incl. hardware and template not used in this
application)
2 05870.0000 1 Bushing, Bronze
3 11191.0001 1 Shaft Extension
4 35249.0000 1 Capacitor
5 35906.0000 1 Cap
6 35233.0000 1 Bracket
01359.0000 2 Screw, Flat Head #8-32 x .38"
7 11180.0000 1 Burr Housing
02313.0000 4 Screw, Hex Head .38"-16 x 1.0"
8 05861.1002 1 Burr Set (Includes 2 Burrs and Screws below)
02314.0000 4 Screw, Pan Head .25"-20 x .50"
9 11192.0000 1 Spring
10 11185.0001 1 Burr Auger Rotor/Spring Assy (Includes item 9)
11 05852.0001 1 Shear Plate
12 00622.0000 1 Cup, Burr Rotor
13 05972.0000 1 Cap, Burr Housing
20631.0000 2 Screw, Slotted Hex Head .25"-20 x .75"
14 35184.0000 1 Adjusting Screw
15 34107.0000 1 Cap, Indicator Adjustment
16 34213.0000 1 Decal, Burr Adjustment
17 05951.0000 1 Chute
02330.0001 4 Screw, Slotted Hex Head #10-24 x .375"
18 05995.0000 1 Dechaffer Plate
02327.0002 2 Screw, Pan Head #4-40 x .312"
19 05954.0000 1 Dechaffer Assy (Includes item 18)
02328.0002 1 Screw, Pan Head #6-32 x .188"
20 01539.0000 8 Washer, Flat
21 05881.0000 4 Bushing
22 05882.0000 4 Washer 1.50" Dia.
23 02312.0000 4 Screw, Hex Washer Head .312"-18 x 1.50"
00987.0000 4 Nut, Lock .312"-18
24 35769.0000 1 Plate, Motor Mounting
01330.0000 6 Screw, Hex Crimptite #10-32 x .38"
25 00971.0000 1 Grounding Nut, Keps #10-32
26 00718.0000 1 Bushing 1.125" Dia. Hole
11
36731 110904
BUNN
®
8 7
ELECTRICAL CONTROLS
MHG
1 2
3
4
9 11 10 12
5
6
13
12
36731 031704
ELECTRICAL CONTROLS
ITEM PART NO. QTY. DESCRIPTION
1 35893.0000 1 Bracket
01383.0001 4 Screw, Pan Head #8-32 x .38"
2 35474.0000 1 Circuit Board, Display 120V
01383.0001 4 Screw, Pan Head #8-32 x .38"
3 35770.0000 1 Bezel
01347.0002 2 Screw, Truss Head Blk #6-32 x .38"
4 35574.0000 1 Membrane Switch
5 33303.0000 1 Cover, Sensing Coil
01347.0002 2 Screw, Truss Head Blk #6-32 x .38"
6 33302.0000 1 Sensing Coil, Grinder
7 01326.0000 1 Screw, Ground Truss Head SST #10-32 x .25"
00971.0000 1 Nut, Keps #10-32
8 00707.0000 1 Bushing, Strain Relief 120V
9 35743.0000 1 Bracket
01311.0000 2 Screw, Truss Head #8-32 x .25"
01516.0000 2 Washer, Screw Retaining #8
10 29081.0001 8 Spacer
00906.0000 8 Nut, Hex #6-32
11 36449.0000 1 Circuit Board, Memory/Clock Module
12 35285.0000 1 Circuit Board, Grinder
13 05850.0000 1 Relay 120V
01382.0000 2 Screw, Truss Head #6-32 x .38"
Note: The following items are not illustrated
14 36047.0000 1 Wiring Harness, Main
15 36372.0000 1 Wiring Harness, Read/Write Coil
16 01712.0002 1 Cord Assy, Power 120V
17 35260.0000 2 Cable Mount
18 36676.0000 1 Wiring Harness, Memory Board
19 36371.0000 1 Wiring Harness, Slide Gate
20 36306.0000 1 Wiring Harness, Circuit Board Interconnect
13
36731 031704
NUMERICAL INDEX
PART NO. PAGE NO. PART NO. PAGE NO. PART NO. PAGE NO. PART NO. PAGE NO.
00622.0000 ........................11
00707.0000 ........................13
00718.0000 ........................11
00906.0000 ........................13
00971.0000 ...................11,13
00987.0000 ........................11
01308.0000 ..........................5
01311.0000 ........................13
01311.0001 ..........................7
01315.0000 ..........................7
01326.0000 ........................13
01326.0005 ..........................5
01330.0000 .....................5,11
01338.0000 ..........................7
01347.0002 ........................13
01359.0000 ........................11
01360.0001 ..........................7
01382.0000 ........................13
01382.0002 ..........................5
01382.0007 ..........................7
01383.0000 .......................7,9
01383.0001 ........................13
01516.0000 ........................13
01539.0000 ........................11
01712.0002 ........................13
02312.0000 ........................11
02313.0000 ........................11
02314.0000 ........................11
02327.0002 ........................11
02328.0002 ........................11
02330.0001 ........................11
02858.0000 ..........................7
02999.0000 ..........................5
05850.0000 ........................13
05852.0001 ........................11
05861.1002 ........................11
05870.0000 ........................11
05876.0000 ..........................7
05881.0000 ........................11
05882.0000 ........................11
05884.0000 ..........................5
05917.0006 ..........................7
05951.0000 ........................11
05954.0000 ........................11
05972.0000 ........................11
05995.0000 ........................11
11090.0008 ........................11
11180.0000 ........................11
11185.0001 ........................11
11191.0001 ........................11
11192.0000 ........................11
20545.0000 ..........................5
20631.0000 ........................11
21457.0000 ..........................9
23917.0000 ..........................7
23919.0000 ..........................7
23922.0000 ..........................7
23923.0000 ..........................7
24224.0000 ..........................7
25126.0000 ..........................5
26033.0001 ..........................7
29081.0001 ........................13
29702.1000 ..........................7
32561.0000 ..........................5
32562.0000 ..........................5
32568.0000 ..........................5
32569.0000 ..........................5
32570.0000 ..........................5
32572.0000 ..........................7
33144.0000 ..........................7
33302.0000 ........................13
33303.0000 ........................13
34107.0000 ........................11
34213.0000 ........................11
35184.0000 ........................11
35233.0000 ........................11
35249.0000 ........................11
35260.0000 ........................13
35285.0000 ........................13
35474.0000 ........................13
35574.0000 ........................13
35732.0000 ..........................7
35740.0001 ..........................5
35740.0002 ..........................5
35741.0000 ..........................5
35743.0000 ........................13
35762.0000 ..........................7
35765.1000 ..........................5
35765.1002 ..........................5
35766.0000 ..........................5
35766.0001 ..........................5
35769.0000 ........................11
35770.0000 ........................13
35771.1000 ..........................7
35816.0000 ..........................9
35817.0000 ..........................7
35818.0000 ..........................7
35843.1000 ..........................5
35843.1001 ..........................5
35858.0001 ..........................7
35861.0000 ..........................9
35862.0000 ..........................9
35874.0000 ..........................7
35875.0000 ..........................7
35893.0000 ........................13
35906.0000 ........................11
35909.0000 ..........................7
35909.0001 ..........................7
35910.0002 ..........................7
35956.0000 ..........................7
35957.0000 ..........................7
36047.0000 ........................13
36306.0000 ........................13
36335.0000 ..........................7
36371.0000 ........................13
36372.0000 ........................13
36389.0000 ..........................9
36398.0000 ..........................5
36399.0000 ..........................5
36425.0000 ..........................9
36449.0000 ........................13
36553.0000 ..........................7
36676.0000 ........................13
36711.0000 ..........................9
14
36731 110904
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