OHAUS EB SERIES, Service Manual

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CHAPTER 3 REPAIR PROCEDURES
Ohaus Corporation www.ohaus.com 3-6 EB Series Scales Service Manual
3.3.1 Main PC Board Replacement continued
11. Install the Main PC Board into position in the slots on the Bottom Housing and
secure with the screws and washers previously removed.
12. Connect the Battery connector to the Battery.
13. If necessary (on very early models), move the Main PC Board Jumper from normal to
service position. (See Figure 2-2.)
14. Position the Top Housing in place over the scale temporarily and install the Platform
Support and Platform in place.
15. Configure the new PCB: set units, capacity, readability, etc. (See Appendix A.)
16. Calibrate the scale according to the Instructions in Appendix A. (If necessary, after
calibration, turn off the scale and replace the jumper into the normal position.)
17. Reassemble the scale and replace the Platform Support and Platform on top of the
scale.
18. Turn the scale on. It will go through all the self-testing and operate normally.
19. After repair, initiate Performance Tests, see Chapter 4.