Great Plains YP1220 Operator Manual - Manual (Page 71)

Great Plains Manufacturing, Inc. Maintenance and Lubrication 67
03/14/2012 401-506M
Main Transport Wheel Bearings
2 bearings each side;
4 total
Type of Lubrication: Grease
Quantity: Re-pack
Note: Tire Replacement:
When replacing main transport tires on a ground
drive planter, Great Plains recommends orienting
the direction of tire rotation contrary to the sidewall
recommendation (this provide maximum drag trac-
tion to the ground drive).
Gauge Wheel Bearings
2 bearings each side;
4 total
Type of Lubrication: Grease
Quantity: Re-pack
Note: Tire Replacement:
Direction of gauge wheel rotation is not critical. Do,
however, orient the tires the same on both wings to
equalize rolling resistance.
Marker Disk Hubs
4 bearings; 2 each marker
Type of lubrication: Grease
Quantity = Repack
21863
Seasonally
22751
Seasonally
20332
Seasonally