OHAUS Defender D30BR, Service Manual

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CHAPTER 3 MAINTENANCE AND REPAIR PROCEDURES
3.2 Replacing the Load Cell
4. Remove the bottom Load Cell
Mounting Bolts, washers and spacer.
The Load Cell assembly can now be
removed from the Lower Frame.
5. Install the new Load Cell following
steps 1 through 4 in reverse order.
Figure 3-2. Four Mounting Bolts that secure
the Bottom Frame to the Load Cell.
3.3 Overload Stop Adjustments
The Overload Stop gaps must be checked and reset if the Load Cell is replaced.
1. Remove the Platform and loosen the Jam Nuts, first on the four Overload Stops on the
top side of the Frame, then on the bottom. (See Figures 3-3, 3-4 and 3-5.)
2. Use the appropriate size feeler gauge in the Gap (see Table 3-1), and turn the set
screws until a slight drag is felt on the feeler.
3. Tighten the Jam Nut and re-check
the Gap.
4. Re-adjust if necessary.
5. Cover the Platform and check for full capacity
Figure 3-3. Overload Stops
Ohaus Corporation www.ohaus.com 3-2 Defender™ B & V Series Service Manual