Setting CCS Tank Pressure All Machines Except DB120
A54380-UN-28JUL04
A - Flow Control Valve
To set the tank pressure proceed as follows:-
Make sure that tank lids are closed.
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IMPORTANT: Warm oil by running vacuum blowers (if equipped) or install a hose loop in SCV per tractor operator's manual. DO NOT use CCS fan to warm oil or seed delivery hoses can plug.
Warm up tractor oil for 15 minutes.
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Lower machine, leave SCV in constant retract detent position.
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Open flow control valve (A) counterclockwise until seed starts flowing to hoppers.
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IMPORTANT: DO NOT exceed 24 inches of tank pressure or damage to hydraulic motor and seed tank lids can occur.
NOTE: If lower warnings are received while planting and row meters are empty, increase tank pressure by 2 inches until meters stay full.
When row hoppers are full and machine is not moving, adjust pressure as follows:
DB44
Product
Pressure in Inches of Water
Nozzle Insert Required
Small Seed Discharge Elbow (Vacuum Only)
Soybeans
12
No
No
Small Corn Over 4400 seeds/kg (Over 2000 seeds/lb.)
10
No
No
Medium Corn Between 4400 and 2640 seeds/kg (Between 2000 and 1200 seeds/lb.)
12
No
No
Large Corn Less than 2640 seeds/kg (Less than 1200 seeds/lb.)
14
No
No
Cotton
10
No
No
Sorghum
8
Yes
Yes
Sunflowers
6
No
No
DB60 and DB66
Product
Pressure in Inches of Water
Nozzle Insert Required
Small Seed Discharge Elbow (Vacuum Only)
Soybeans
14
No
No
Small Corn Over 4400 seeds/kg (Over 2000 seeds/lb.)
12
No
No
Medium Corn Between 4400 and 2640 seeds/kg (Between 2000 and 1200 seeds/lb.)
14
No
No
Large Corn Less than 2640 seeds/kg (Less than 1200 seeds/lb.)
16
No
No
Cotton
12
Yes
Optional
Sorghum
10
Yes
Yes
Sunflowers
6
No
No
DB80, DB88, and DB90
Product
Pressure in Inches of Water
Nozzle Insert Required
Small Seed Discharge Elbow (Vacuum Only)
Soybeans
16
No
No
Small Corn Over 4400 seeds/kg (Over 2000 seeds/lb.)
14
No
No
Medium Corn Between 4400 and 2640 seeds/kg (Between 2000 and 1200 seeds/lb.)
16
No
No
Large Corn Less than 2640 seeds/kg (Less than 1200 seeds/lb.)
18
No
No
Cotton
12
Yes
Optional
Sorghum
10
Yes
Yes
Sunflowers
8
No
No
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