Intelligent Weighing Technology QHD+3 Service Manual page 3

11. MAINTENANCE ...........................................................................27
 Change Parts ..........................................................................27
 Replace main board..................................................................2 7
 Replace display board................................................................2 8
 Re place load cell......................................................................2 8
 Replace battery........................................................................2 8
 Checking Components ............................................................2 9
 Checking Load cell ....................................................................2 9
 Load cell connections................................................................2 9
 Ch e c kin g vo lt a ge s ............ ...... ...... ...... ...... ...... ...... ...... ...... ... ... 30
1 2 . CIRCUIT DIAGRAM.......................................................................3 1
1 3 . DRAWING.................................................................................... 3 3
 Parts List.................................................................................. 3 4
1 4 . SPECIFICATIONS..........................................................................35
 Specif ications............................................................................3 5
 Specification for Remote scale ................................................ .....36
 Specification for Local scale Load Cell............................................36
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