Campbell Scientific RDP500 Remote Data Platform - Manual (Page 9)

RDP500 Remote Data Platform
8. Unscrew the zero adjustment knob (Figure 3.1-5) until the two load-
supporting helical springs can be taken out (Figure 3.1-6).
FIGURE 3.1-5. Unscrewing zero adjustment knob.
FIGURE 3.1-6. Removal of helical spring.
9. Unscrew the rod of the dashpot from the front arm and let it rest on the
bottom of the reservoir (Figures 3.1-6 and 3.1-7).
The moving end of the parallelogram must be held in
place while unscrewing the rod, otherwise, the
parallelogram might be damaged. WARNING
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