I Have A John Deere. . .
(or any other closed center system)
Can I Use A Standard Valve?
All SBA valves are convertible to closed center by installing a closed center plug(#1V0206) and no relief plug (#1R0035) as shown in literature shipped with the valve. (See Closed Center Conversion)
Valves may also be ordered already converted to closed center - such as the SBA2-CC featuring a tighter spool fit. (AD/SA and SDV valves are also convertible)
Constant flow in neutral
No pressure in neutral
Closed center (no relief in valve)
No flow in neutral
Constant (Stand-by) pressure in neutral