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The rear panel is attached with eight 8-32 slot-
ted head screws.
The hopper assembly is attached with four 6-
32 slotted head screws with locking nuts located on
the sides of the housing near the center and rear.
Removal of the hopper will also require disconnec-
tion of the solenoid wires from the grinder wiring har-
ness.
Contents
Off/On/Start Switch............................................. 11
Motor.................................................................. 12
Relay .................................................................. 14
Slide Plate(s) ...................................................... 15
Snubber .............................................................. 16
Solenoid(s) ......................................................... 16
Timer .................................................................. 17
SERVICE
This section provides procedures for testing and
replacing various major components used in this
grinder should service become necessary. Refer to
Troubleshooting
for assistance in determining the
cause of any problem.
WARNING - Inspection, testing, and repair of electri-
cal equipment should be performed only by qualified
service personnel. The grinder should be unplugged
when servicing, except when electrical tests are re-
quired and the test procedure specifically states to
plug-in the grinder.
Component Access
WARNING - Unplug the grinder before the removal of
any panel or the replacement of any component.
All components are accessible by the removal
of the upper and lower front inspection panels, hop-
per assembly, and rear panel.
The upper front inspection panel is attached with
two 6-32 slotted head screws.
The lower front inspection panel is attached with
two 6-32 slotted head screws.
Use only on a properly protected circuit
capable of the rated load.
Electrically ground the chassis.
Follow national/local electrical codes.
Do not use near combustibles.
An extension cord, when used, must be shorter
than 20 feet if 16-gage 3-conductor wire, or
shorter than 10 feet if 18-gage 3-conductor wire.
FAILURE TO COMPLY RISKS EQUIPMENT
DAMAGE, FIRE, OR SHOCK HAZARD
READ THE ENTIRE OPERATING MANUAL
INCLUDING THE LIMIT OF WARRANTY AND
LIABILITY BEFORE BUYING OR USING THIS PRODUCT
20545-0000 7/90 © 1990 Bunn-O-Matic Corporation
WARNING
NOTICE
For connection to Bunn-Omatic
Coffee Brewer Models:
Dual, OT, Single, & System III only.
(24 volt N.E.C. Class 2 circuit only.)
BUNN
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IN
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P603
P605
PERSONAL INJURY
HAZARD.
KEEP FINGERS AND
FOREIGN OBJECTS
OUT OF HOPPER
OR CHUTE OPENING.
CAUTION
P602
P604