Adjusting Press and Closing Wheel Down Force
PRESS WHEEL
Press wheel (A) down force is adjustable by placing spring (B) using one-of-three settings (C, D, and E) based on soil conditions and seed depth. Maintain uniform down force on all press wheels for best seed-to-soil contact, which promotes germination and optimum emergence.
MAXIMUM DOWN FORCE (C) is used for deep seeding depth.
MEDIUM DOWN FORCE (D) is used for moderate seeding depth.
MINIMUM DOWN FORCE (E) is used for shallow seeding depth or to reduce mud build-up from wheels when operating in wet conditions.
CLOSING WHEEL
When properly adjusted, closing wheel (F) crumbles the furrow wall to bury seed in loose soil, without compacting the seed zone. Use no more down force than required to close the furrow. Slow or erratic emergence can result if furrow is not closed or heavy closing wheel down force causes seed zone compaction.
Place closing wheel adjustment spring (G) in one-of-four setting positions (H, I, J, K), which best suits the soil type, and closes furrow without compacting soil.
HEAVIEST FORCE (H)-Heaviest soil conditions.
HEAVY DOWN FORCE (I)-Heavy wet soil.
MEDIUM DOWN FORCE (J)-Most common soil types.
LIGHT DOWN FORCE (K)-Light, loose or sandy soil.
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