Great Plains PT8030 V1012 Operator Manual - Manual (Page 24)

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Section 3 Row Unit Operation
10/10/12 PT6030 and PT8030 Pull-Type Planter 401-032M
Great Plains Mfg., Inc.
Recalibrating Insecticide/Herbicide
Meter
If it should ever become necessary to recalibrate the gran-
ular meter on the insecticide/herbicide hopper, proceed as
follows:
1. Remove and empty hopper and turn hopper upside
down.
2. Turn hopper knob to “10”. See Figure 3-6.
3. See Figure 3-7. Loosen screws (#1) in metering gate.
4. Insert calibration tool (#2).
5. Readjust dial to “04”.
6. Slide gate (#3) to tool.
7. Retighten screws.
8. Reinstall hoppers, refill and check per previous in-
structions.
Hopper Knob
Figure 3-6
14947
Recalibrating Meter
Figure 3-7 15051