Service Manual

5
BDP-10A/16A/21L
HYDRAULIC SCHEMATIC
Figure 4. BDP-10A/16A With Standard Charge Pump Hydraulic Schematic
PORT A
PORT B
CHARGE DIAGNOSTIC
CHARGE PUMP INLET
BYPASS VALVE BLEED OPTIONS:
1) NO BLEED ORIFICE
2) .031” BLEED ORIFICE
3) .043” BLEED ORIFICE (BDP-10A/16A)
SYSTEM CHECK & RELIEF VALVE OPTIONS:
1) NO SCR, NO BLEED
2) NO SCR, .024” BLEED
3) NO SCR, .031” BLEED
4) NO SCR, .044” BLEED
5) 3000 PSI SCR, NO BLEED (BDP-10A/16A)
3000 PSI SHOCK, NO BLEED (BDP-10A/16A)
6) 3000 PSI SHOCK, .024” BLEED (BDP-10A/16A)
7) 3000 PSI SCR, .031” BLEED (BDP-10A/16A)
3000 PSI SHOCK, .031” BLEED (BDP-10A/16A)
8) 3000 PSI SHOCK, .044” BLEED (BDP-10A/16A)
Figure 5. BDP-10A/16A With Auxiliary Charge Pump Hydraulic Schematic
AUXILIARY DISCHARGE
AUXILIARY RETURN
CHARGE PUMP INLET
CHARGE DIAGNOSTIC
PORT B
PORT A
SYSTEM CHECK & RELIEF VALVE OPTIONS:
1) NO SCR, NO BLEED
2) NO SCR, .024” BLEED
3) NO SCR, .031” BLEED
4) NO SCR, .044” BLEED
5) 3000 PSI SCR, NO BLEED (BDP-10A/16A)
3000 PSI SHOCK, NO BLEED (BDP-10A/16A)
6) 3000 PSI SHOCK, .024” BLEED (BDP-10A/16A)
7) 3000 PSI SCR, .031” BLEED (BDP-10A/16A)
3000 PSI SHOCK, .031” BLEED (BDP-10A/16A)
8) 3000 PSI SHOCK, .044” BLEED (BDP-10A/16A)
BYPASS VALVE BLEED OPTIONS:
1) NO BLEED ORIFICE
2) .031” BLEED ORIFICE
3) .043” BLEED ORIFICE (BDP-10A/16A)