Great Plains PT1230 AA1080 Operator Manual - Manual (Page 58)

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Section 6 Options
PT1230 Pull-Type Folding Planter 401-069M-B 4/12/05
Great Plains Mfg., Inc.
Heavy Duty Spring Package
Heavy-duty springs are available to provide more down
pressure on the row unit. Heavy-duty springs provide be-
tween 155 and 245 pounds of down pressure.
To adjust spring down pressure, refer to Down Pressure,
“Adjustments,” page 32.
To order heavy-duty springs for your row units, contact
your Great Plains dealer.
Package Part Number
Heavy-Duty Spring Package 406-006S
Seed-Lok Firming Wheels
The optional Seed-Lok firming wheels press seed directly
into the bottom of the seed bed. The Seed-Lok option pro-
vides more even emergence since seeds are planted and
firmed at the same depth.
To lock up the firming wheels in wet conditions, refer to
Seed-Lok Lock Up, “Adjustments,” page 35.
To order Seed-Lok firming wheels, contact your Great
Plains dealer.
Package Part Number
SEED LOK 98 ROW UNIT 404-093K
17892
17729