Adjust Frame Height Center Frame

CAUTION: Prevent personal injury. Install service locks on rockshafts when maintenance is performed.

IMPORTANT: Perform all frame height adjustments with machine on level ground.

Center frame wheel pairs must be adjusted to the same settings.

NOTE: Adjust frame 510-560 mm (20-22 in.) above the ground. Soil conditions affect frame height. Wing wheels are adjusted differently than center frame wheels due to varying attachments and frame configurations.

NOTE: Adjust center frame wheel modules in pairs.

1. To change frame height on wheel modules (A) and (B), do the following:

• Install service locks (E) on wheel modules (C) and (D).
• Lower machine onto service locks until wheel being adjusted is off ground.

2. To change frame height on wheel modules (C) and (D), do the following:

• Install service locks (E) on wheel modules (A) and (B).
• Lower machine onto service locks until wheel being adjusted is off ground.

A-Wheel Module
B-Wheel Module
C-Wheel Module
D-Wheel Module
E-Service Locks

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• Remove wheel hub bolt.
• Install hub in location (A) for normal conditions.
• Install hub in location (B) to raise frame two inches.
• Install hub in location (C) to lower frame two inches.

4. Tighten wheel hub cap screws to specification after making adjustments.

Specification

5. Repeat for adjacent wheel.

IMPORTANT: To prevent damage to row unit coulter or contact drive tire, tire scraper must be adjusted anytime frame height is changed. See ADJUST TIRE SCRAPER in this section.

6. Adjust tire scrapers if equipped.

A-Wheel Hub Location (Normal Conditions)
B-Wheel Hub Location (Raise Frame)
C-Wheel Hub Location (Lower Frame)

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