Great Plains PH-20 Operator Manual - Manual (Page 38)

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Section 5 Maintenance and Lubrication
PH-15, PH-20, PFH-15 and PFH-20 Precision Fertilizer Hitch 148-365M 12/29/2011
Great Plains Mfg., Inc.
Piston Pump Drive Chain
Type of Lubrication: Chain Lube
Quantity = Coat Thoroughly
Piston Pump Zerks
Two zerks
Type of Lubrication: Grease
Quantity = Fill until grease seeps from bottom drain hole
Piston Pump Crankcase
Oil must be visible at oil check
Type of Lubrication: 90-weight, EP gear oil
Quantity = Fill crankcase
Coulter Command/Fertilizer Drive Wheel
One zerk on each side of arm
Type of Lubrication: Grease
Quantity = Until grease emerges
Fertilizer Option
Daily
8
8
18142
18143
18143
18143
Seasonally