Great Plains PT1230 AA1080 Operator Manual - Manual (Page 48)

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Section 5 Maintenance and Lubrication
PT1230 Pull-Type Folding Planter 401-069M-B 4/12/05
Great Plains Mfg., Inc.
2. Inspect belt. Replace belt if necessary.
Figure 5-11
Belt Inspection
3. To replace a worn or broken belt, refer to Figure 5-12.
Be certain paddles (A) are oriented as shown. Belt
drive wheel (B) may be removed by removing spring
pins (C).
Figure 5-12
Belt Installation
4. Reassemble meter in reverse order.
Brush-Type Meter
Inspect brush meters daily for buildup of foreign material
on seed disk, particularly in seed-loading slots.
Remove seed disk (1) by removing two wing nuts (2). See
Figure 5-13. Wash seed disk with soap and water. Use
compressed air to clean any cracked seed, hulls, etc. from
brush areas of meter housing.
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Before storing brush meters:
1. Remove brush meter from seed hopper by removing
two bolts and nuts that secure meter to hopper.
2. Remove seed disk (1) by removing two wing nuts (2).
3. Wash seed disk with soap and water.
4. Unscrew three hex-head screws (3) from brush holder
(4) and remove brush holder and retaining brush (5).
5. Unscrew three hex-head screws (6) from lower brush
(7) and remove brush and wear band (8).
6. Wash all parts including meter housing (9) with soap
and water. Dry thoroughly.
7. Reassemble brush meter except for seed disk. To in-
stall retaining brush (5), first position brush making
sure base of brush is tight against bottom of meter
housing. Install brush holder (4) and three hex head
screws (3). Tighten center screw first, then left screw
and right screw last.
8. Inspect seed disc for wear. To measure for wear, lay a
straight edge across disk surface. Measure gap be-
tween disk and straight edge. If measurement is
greater than 0.075 inch, replace seed disk before next
planting season.
9. Store brush meter and seed disk in a clean, dry place.
Figure 5-13
Brush Meter
Opener Disks, Scrapers and Gauge Wheels
1.
Lift side gauge wheel off ground. Move tire in and out
to check for end play. Check for roughness in bearing
by rotating wheel. If the bearings are rough, inspect
and replace if necessary.
2. Remove side gauge wheels from arms to access
opener disks and scrapers.
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