OHAUS Valor 1000W, Service Manual

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CHAPTER 3 MAINTENANCE PROCEDURES
Valor
™ 1000W Series Service Manual
3-3 Ohaus Corporation www.ohaus.com
4. Position the replacement PCBs as in Figure 3-2, insert and tighten the screws.
5. Attach the Load Cell Cables to the PCB, in the same position as originally installed.
6. Re-connect the
Cable connecting the Main PCB to the scale’s power system. (See
Figure 3-2.)
Figure 3-3. Main Printed Circuit Board. Note cable for Rear
Display PCB.
3.5 Removing/Replacing the Rear Display PCB
1. Disconnect the Cable connecting the
Main PCB to Rear Display PCB.
(See Figure 3-5.)
2. Remove the three screws indicated in
Figure 3-5, to release PCB and cable.
3. Position the replacement PCB,
insert and tighten the screws.
4. Connect the Rear Display PCB Cable
to the Main PCB.
Figure 3-4. Rear Display PCB (installed) with
the red circles indicating the screws positions.
Rear Display PCB
connection to
Main PCB