Parker Hannin Corporation
Hydraulic Pump and Power Systems Division
Marysville, Ohio USA
Bulletin HY28-2708-02/SVC/EN | July 2019
Medium Pressure Axial Piston Pumps
P1/PD B-mod Service Information
4
B-Mod Controls vs A-mod Controls
Design Series A Design Series B
NOTE: Bolt pattern & size remains the same. No change to housing casting required.
Standard NG6/D03 Pattern Custom Control Pad Pattern
Pressure Limiter:
C00, C10 (Left)
Pressure sense:
L00, L20 (Left)
Pilot operated
pressure limiter:
AM (Left)
Pressure Limiter:
C00, C10 (Right)
Pressure sense:
L00, L20 (Right)
Pilot operated
pressure limiter:
AM (Right)
"All in one compensator":
C00, (C00 replaces C10) L00,
L20, AM (Left and Right)
Tank
Tank
Pressure
Control
Pressure
Pmax
Bias or
Control
Control
or Bias
Pressure LS