Revision Description:
Request Number:
Issue Code(s):
Updated Information
DOC3934
CS, SP
Revision Date:
07/19/12
Document #:
Approved by:
520007100
DOC3934
Page:
2
of
5
Rev:
B
ENG-FRM-RIC-4.32, Rev. E
Technical Data Sheet
HBH 650
PROPRIETARY RIGHTS NOTICE This document and all information contained within it is the property of Hamilton Beach Brands, Inc. (HBB). It is confidential and
proprietary and has been provided to you for a limited purpose. It must be returned or destroyed upon request. Disclosure, reproduction or use of this document and
any information contained within it, in full or in part, for any purpose is forbidden without the prior written consent of HBB. No photographs may be taken of any article
fabricated or assembled from this document without the prior written consent of HBB.
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Symptom:
Motor runs 3-7 seconds and quits.
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Cause:
System is not reading Hall Effect information. Could be broken magnet,
bad sensor, bad connection of cable, bad board.
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Symptom:
Blender keeps tripping wall circuit breaker.
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Cause:
Unit needs a dedicated 15-amp circuit (no additional electrical
devices should be operating on this circuit). If symptom is present with the
unit operating on a dedicated circuit the cause could be a shorted diode
bridge on the power board.
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Symptom:
The lights come on but the unit will not start.
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Cause:
Most probable cause is Touch Pad failure. Another possibility is PC
Board failure.
Repair Guide
Housing Disassembly
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Turn power switch to the “off” position and unplug the machine.
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Remove the jar pad.
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Remove the four screws under jar pad feet.
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Carefully lift cover from unit; wires will limit your movement.
Wiring Detail
Power Board (see figure 1)
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The power switch cable attaches to the power board (right side of machine) to
connector R301.
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Cable from connector J305 on power board goes around the front of the unit and
plugs into the PC board connector J105.
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Push on connector J304 (top connector) on the power board connects to
connector J103 on the PC board (bottom connector).
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Connector J302 (second from top) and J301 (bottom) on the power
board connects to black leads coming from the motor.
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Connector J303 (third from the top) on the power board connects to J104
(second from top) on the PC board.
