PM 64 Hydraulics Service Parts Guide Effective: February, 996 PVP SERIES VARIABLE VOLUME PISTON PUMP Model PVP 4 * * * * 0 Model PVP 48 * * * * 0
REAR PORTED PUMP 6 INCLUDED IN COVER ASSEMBLY 0 5 7 0 INCLUDED IN 7 SHAFT ASSEMBLY 40 7 7 FT.-LB. 8 INCLUDED IN COVER ASSEMBLY 50 6 8 9 4 57 9 98 6 7 70 FT.-LB. 60 7 FT.-LB. 5 ROT BOTTOM ON SWASHPLATE 5 IN OUT 8 4 INCLUDED IN HOUSING ASS Y 7 FT.-LB. BOTTOM IN FRONT HSG NOTE:. PUMP SHOWN IS A RIGHTHAND (CW) ROTATION PUMP WITH REAR PORTS. FOR A LEFTHAND (CCW) ROTATION PUMP THE INLET AND OUTLET PORTS WILL BE REVERSED.. INSTALLED HEIGHT OF ITEM 6 (SERVO POST) ABOVE ITEM (REAR COVER) TO BE.74/.747.. INSTALLED HEIGHT OF ITEM 8 (NEEDLE BEARING) ABOVE ITEM (REAR COVER) TO BE.50/.0.
SIDE PORTED PUMP 6 7 FT.-LB. 66 0 FT.-LB. 65 67 # 908-9 # 0-9 ADJUSTABLE MAX. VOLUME STOP VOLUME STOP OPTION ITEM #7 IN OUT ROT 70 FT.-LB. 60 NOTE: PUMP SHOWN IS A RIGHTHAND (CW) ROTATION, SIDE PORTED PUMP. FOR A LEFTHAND (CCW) ROTATION PUMP THE INLET AND OUTLET PORTS WILL BE REVERSED. 68 7 FT.-LB.
CONTROL OPTIONS 96 89 87 86 9 97 REMOTE CONTROL OPTION M REQUIRED W/POWER OPTION H LOAD SENSE OPTION A REQUIRED W/POWER OPTION C 9 90 CONTROL OPTION ME STANDARD CONTROL OPTION OMIT 4
THRU SHAFT OPTIONS COMPENSATOR-REF. 78 80 0 IN.-LB. TORQUE (VAR. 6A) 94 #05-7 FT.-LB. TORQUE #05-7 POWER CONTROL OPTIONS H & C THRU SHAFT VARIATIONS 6A & 6A REAR PUMP CONFIGURATION: - SAE AA BOLT -.000 PILOT DIAMETER - SHAFT SIZES: 6A - ϕ.500 X.5 KEY - KIT P/N 787 6A - 9 TOOTH 0/40 PITCH SPLINE - KIT P/N 7875 8 8 79 0 IN.-LB. TORQUE (VAR. 6A) 86 85 84 8 0 IN.-LB. TORQUE (VAR. 6B & 6B) #7-7 (LATER DESIGNS INCORPORATE A GASKET, P/N 8009) FT.-LB. TORQUE #4-7 FT.-LB. TORQUE #04-7 THRU SHAFT VARIATIONS 6A, 6A4, & 6A5 REAR PUMP CONFIGURATION: - SAE A BOLT -.50 PILOT DIAMETER - SHAFT SIZES: 6A4-9 TOOTH 6/ PITCH SPLINE - KIT P/N 7876 6A5 - TOOTH 6/ PITCH SPLINE - KIT P/N 7879 #04-7 THRU SHAFT VARIATIONS 6B, 6B, 6B, & 6B4 REAR PUMP CONFIGURATION: - SAE B BOLT - 4.000 PILOT DIAMETER - SHAFT SIZES 6B - ϕ.875 X.50 KEY - KIT P/N 7877 6B - ϕ.000 X.50 KEY - KIT P/N 7878 6B - TOOTH 6/ PITCH SPLINE - KIT P/N 7879 6B4-5 TOOTH 6/ PITCH SPLINE - KIT P/N 78740 5
9 7 BEARING SEPARATE 50 BOTTOM ON SWASH PLATE # 05-7 5 5 7 FT.-LB. 8 98 0 8 4 5 7 NOTES:. PUMP SHOWN IS A RIGHTHAND (CW) ROTATION PUMP WITH REAR PORTS. FOR A LEFTHAND (CCW) ROTATION PUMP THE INLET AND OUTLET PORTS WILL BE REVERSED. 6
50 IN.-LB. STANDARD COMPENSATOR ASSEMBLY ITEM #90 60 70 FT.-LB. 7 7 FT.-LB. # 908-9 7 6 9 0 # 90-9 57 4 40 6 8 BOTTOM IN FRONT HOUSING BEARING SEPARATE VOLUME STOP OPTION (INSTALLED FROM REAR OF PUMP) ITEM #7 # S 0-9 & 908-9 6 7 FT.-LB. # 90-9 7
P V P P V P ITEM PART NUMBER QTY DESCRIPTION 4 5 6 7 8 9 0 4 5 6 7 8 9 0 4 5 78776 787766 787775 787784 78777 787765 7875 05-7 787768 X68 787759 787779 787767 56X 787780 78777 787769 56X5 56X7 788069 78776 99X7 8005 9X0 X 8 SWASHPLATE ASS Y SLIPPER PLATE TRUNNION PIN BEARING-TRUNNION TRUNNION PLATE SLIPPER RETAINER PISTON ASSEMBLY BALL SEAT BARREL PIN BARREL SPRING-BARREL WASHER-SPRING RETAINING RING SWASH PLATE SPRING SERVO POST SWASH SPRING GUIDE RETAINING RING RETAINING RING HOUSING ASS Y GASKET-COVER ROLL PIN NAMEPLATE DRIVE SCREW HEX BOLT 6 08X0 PLUG 7 78750 BALL BEARING 8 78778 NEEDLE BEARING 4 48 0 0 0 OMIT B C D ITEM PART NUMBER QTY 40 78778 40 787770 DESCRIPTION SERVO PISTON SERVO PISTON 000 PSI COMP. SET 000 PSI COMP. SET 000 PSI COMP. SET 6 600 PSI COMP. SET 50 787747 SHAFT ASS Y- B STR. 50 787748 SHAFT ASS Y- B SPL. 50 787745 SHAFT ASS Y- BB STR. 50 787746 SHAFT ASS Y- BB SPL. OMIT 60 0X96 4 CAP SCREW 60 0X00 4 CAP SCREW 65 787 COVER PLATE 66 X 4 BOLTS 67 05-7 68 08X0 PLUG (DRAIN) 69 800757 FLANGE COVER (-/") 70 787799 FLANGE COVER (") 60 0X00 4 CAP SCREW 65 787 COVER PLATE 66 X 4 BOLTS 67 05-7 68 08X0 PLUG (DRAIN) NOTES:. COMPOUND DESIGNATION - (OMIT) =NITRILE, V =VITON. FOR PROPER OPERATION OF H CONTROL, IT MUST BE USED WITH A REMOTE COMPENSATOR ASS Y. (OPTION M - PART NUMBER 78708). FOR PROPER OPERATION OF C CONTROL, IT MUST BE USED WITH A LOAD SENSE COMPENSATOR ASS Y. (OPTION A - PART NUMBER 78707) 4. SEAL KIT P/N SKPVP ** (** - DESIGN SERIES) 4 (4 CC/REV) 48 (48 CC/REV) 5. ROTATING GROUP KIT RRKPVP ** (** - DESIGN SERIES) R (CW) L (CCW) 4 (4 CC/REV) 48 (48 CC/REV) 8
O M IT R L ITEM PART NUMBER QTY DESCRIPTION ITEM PART NUMBER QTY 57 787789 PORT PLATE - CW OMIT 77 57 787790 PORT PLATE - CCW A 78 787 A 79 7874 A 80 7875 R 78789 COVER ASS Y-REAR PORT-RH L 78780 COVER ASS Y-REAR PORT-LH R L R 78785 78786 78787 COVER ASS Y-SIDE; FLNG-RH COVER ASS Y-SIDE; FLNG-LH COVER ASS Y-SIDE, STRT-RH L 78788 COVER ASS Y-SIDE, STRT-LH OMIT OMIT V 7 7 98 98 08X8 787749 78775 78779 PLUG (VOLUME STOP) VOLUME STOP KIT SHAFT SEAL - BUNA SHAFT SEAL - VITON 6 OMIT M ME DESCRIPTION AA PILOT, / KEYED A PILOT, /4 KEYED AA PILOT, 9T SPLINE A4 8 7876 A PILOT, 9T SPLINE A5 B B B B4 8 8 84 85 86 7879 7877 7878 7879 78740 A PILOT, T SPLINE B PILOT, 7/8 KEYED B PILOT, " KEYED B PILOT, T SPLINE B PILOT, 5T SPLINE 6 6 6 64 78700 - * 78708 - * 78709 - * STANDARD COMP ASS Y REMOTE COMP ASS Y (INT) REMOTE COMP ASS Y (EXT) A 78707 - * LOAD SENSE COMP ASS Y H 65 7878 HORSEPOWER ASSEMBLY 78708 - * REMOTE COMP ASS Y (INT) C 65 7878 HORSEPOWER ASSEMBLY 78707 - * LOAD SENSE COMP ASS Y PUMP DESIGN SERIES 0 CAUTION These service parts are intended for use in hydraulic pumps. Incorrect installation or assembly of these parts could cause the pump or pumps being repaired to fail in subsequent use, or to operate incorrectly. The following precautions should be followed:. All parts should be cleaned and then lightly coated with mineral oil, or another lubricating fluid compatible with the system fluid being used, prior to assembly.. The pump should be disassembled, repaired, and reassembled in a clean environment.. Use proper tools to disassemble and reassemble the pump. 4. If you are uncertain as to how to install these parts, you should obtain assistance either from a Parker Hannifin distributor, or from the Fluidpower Pump Division. 9
Hydraulics Parker Hannifin Corporation Hydraulic Pump/Motor Division 745 Snapps Ferry Road Greeneville, TN 7745 USA Tel: (4) 69-85 Fax: (4) 787-48 Web site: www.parker.com/pumpmotor PM 64 /99 IGS Printed in USA