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1. L Compensator P1 PD Maintenance NI l TY Ss SSSSSSSSSSSSSSNS Y y I DO LAN a SE 7 GZ Item No Qty Description NOTES Tightening Torque 8 1 Main Compensator Spring cap O ring 9 1 Main Compensator Spring cap 115 x 7 N m 85 x 5 ft Ibs 10 2 Adjusting screw locknut 7 9 0 8 N m 70 7 in Ibs 11 2 Adjusting screw 12 1 Load Sense Compensator Spring cap 36 5 1 5 N m 27 x 1 ft lbs 13 1 Load Sense Compensator Spring cap O ring 14 1 Load Sense Compensator Piston backup ring 15 1 Load Sense Compensator Piston O ring 16 1 Load Sense Compensator Seal Piston 17 1 Load sense compensator spring 18 1 Load sense compensator spring seat 19 1 Load sense compensator spool 20 1 Socket set screw Loctite 242 3 4 0 4 N m 30 3 in Ibs Socket set screw LO amp L1 versions Loctite 242 21 1 3 4 x 0 4 N m M l 30 3 in Ibs Orifice L2 8 L3 versions 22 3 SAE 2 O ring boss plug 4 0 0 6 N m 35 5 in Ibs 23 5 SAE 2 O ring 24 2 Hardened SAE 2 O ring boss plug 4 0 0 6 N m 35 5 in Ibs 25 4 Teflon O ring 26 1 Roll pin 27 4 Hex mounting screw 5 0 0 3 N m 45 3 in Ibs Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 29 Bulletin HY28 2665 02 SVC EN C Compensator NOTE Individual parts are not available The compensator is sold as a complete assembly o
2. 5 Function Adjustment range Adjustment value Recommended or Initial Setting Pressure compensators CO 80 280 bar 1160 4060 PSI 40 bar turn 580 PSi turn Factory supplied at minimum C1 20 80 bar 290 1160 PSI 18 6 bar turn 260PSi turn Factorv supplied at minimum AM 80 280 bar 1160 4060 PSI 40 bar turn 580 PSi turn Factory supplied at minimum Load sense pressure LO 8 35 bar 116 500 PSI 28 bar turn 410 PSl turn 24 bar 350 PSI Differential pressure AM 37 bar 540 PSI Adjustment not recommended Factory Set do not adjust Maximum Volume stop 018 100 4096 9 per turn 1 6 cc turn 100 028 100 40 8 2 per turn 2 3 cc turn 100 045 100 20 7 5 per turn 3 4 cc turn 100 060 100 30 6 8 per turn 4 1 cc turn 100 075 100 35 6 2 per turn 4 65 cc turn 100 100 100 50 5 5 per turn 5 5 cc turn 100 140 100 50 4 8 per turn 6 72 cc turn 100 Minimum Volume stop 018 0 68 10 per turn 1 8 cc turn 0 028 0 40 9 per turn 2 6 cc turn 0 045 0 40 8 2 per turn 3 7 cc turn 0 060 0 50 4 6 per turn 2 76 cc turn 0 075 0 45 4 3 per turn 3 23 cc turn 0 100 0 45 3 9 per turn 3 9 cc turn 0 140 0 25 3 3 per turn 4 62 cc turn 0 Parker Hannifin Corporation Darker Hydraulic Pump Division arysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps Trouble Shooting P1 PD Maintenance Component problems and cir
3. Model P1 PD 018 P1 PD 028 P1 PD 045 P1 PD 060 P1 PD 075 P1 PD 100 P1 PD 140 Maximum Displacement cm rev 18 28 45 60 75 100 140 cu in rev 1 10 1 71 2 75 3 66 4 58 6 01 8 54 Outlet Pressure Continuous bar 280 psi 4000 Intermittent bar 320 psi 4500 Peak bar 350 psi 5000 P1 Maximum Speed 1 3 bar abs inlet rpm 3600 3400 3100 2800 2700 2500 2400 P1 1 0 bar abs inlet rpm 3300 3200 2800 2500 2400 2100 2100 P1 0 8 bar abs inlet rpm 2900 2900 2400 2200 2100 1900 1800 PD Maximum Speed 1 0 bar abs inlet rpm 1800 PD 0 8 bar abs inlet rpm 1800 Minimum Speed rpm 600 Inlet Pressure Maximum bar 10 gage psi 145 Rated bar 1 0 absolute 0 0 gage psia 14 5 Minimum bar 0 8 absolute 0 2 gage psia 11 6 Case Pressure Peak bar 4 0 absolute 3 0 gage and less than 0 5 bar above inlet pressure Rated bar 2 0 absolute 1 0 gage and less than 0 5 bar above inlet pressure Fluid Temperature Range C 40 to 95 SE 40 to 203 Fluid Viscosity Rated cSt 6 to 160 Max Intermittent cSt 5000 for cold starting Min Intermittent cSt 5 Fluid Contamination Rated ISO 20 18 14 Maximum ISO 21 19 16 SAE Mounting Flange 82 2 A 101 2 B 101 2 B 127 2 C or 127 4 C 127 4 C 152 4 D ISO Mounting Flange 80 mm 100 mm 100 mm 125 mm 125 mm 125 mm 180 mm SAE Keyed Shafts 19 1 A 25 1 BB 25 1 BB 32 1 C 32 1 C 38 1 CC 44 1 D ISO Keyed Shafts 20 mm 25 mm 25 mm 32 mm 32 mm 40 mm 50 m
4. Electronic Control Options IT II E No ECU Proportional displacement control Y Proportional pressure and displacement control Electronic valve with zero displacement default Electronic valve with max displacement default s Electronic valve with zero displacement default and hydromechanical Pmax u Electronic valve with max displacement default and hydromechanical Pmax w Electronic valve with zero displacement default CANBUS compatible Electronic valve with max displacement default CANBUS compatible x Electronic valve with zero displacement default and hydromechanical Pmax CANBUS compatible z Electronic valve with max displacement default and hydromechanical Pmax CANBUS compatible W X Y and Z only available with D and Y Parker Hannifin Corporation Hydraulic Pump Division 10 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps P1 PD 60cc Model Ordering Code P1 PD Maintenance Pump Open Circuit Shaft Single Shaft Fluorocarbon Additional Adjustable Thru Drive Special Series Options Shaft Rotation Seal Material Control Displacement Mounting Features Seal RES Design Control Options Stops Pad amp Displacement Mounting Configuration Letter Options p Coupling 6Occ rev amp Ports Port 3 66 in rev Orientation Port Paint Type Control Options Port Orientation Mobile Pressure limiter E End Ports 1160 30
5. 4060 30 psi Record output flow p Record case leakage see performance chart Set output pressure to 290 2 bar 4200 30 psi 8 Set pressure compensator to 280 2 bar 4060 30 psi Record case leakage see performance chart 10 Record input torque see performance chart 11 Reduce output pressure to 273 2 bar sua paammanen chart 3960 30 psi Record output flow p 12 Verify no external leaks No leakage permitted Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 45 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 060 075 100 140 Pump Maintenance P1 PD Maintenance PUMP DISASSEMBLY NOTES A Pump disassembly for inspection should be limited to the following cases a Malfunction or oil leakage resulting from damage or wear and tear b Trouble shooting procedures previously listed do not solve the problem Caution Spring assemblies in the pump are normally set under high compression and bodily injury may occur if caution is not taken during disassembly B For rotation change or shaft conversion disassembly should be done only as far as necessary to complete conversion C Disassembly and reassembly should be performed in a clean environment D Itis usually not necessary to replace spring 20 fitted in cylinder barrel Do not replace the spring unless absolutely necessary E After disassembly the internal parts should be coated with a film of clean oil and protected from di
6. 4061 05 PSI 80 280 bar s Side Ports Pressure limiter Side Ports with Thru Drive 290 08 1160 30 PSI 20 80 bar P PD industrial P Open Circuit One Side of Gente to oao bor ab wit pressure imiter 1160 30 4061 05 PSI 80 280 bar For E amp S Port Orientation Only Load sensing 145 04 435 11 PSI AP o Nona y O Mounting amp Ports 2 10 30 bar AP with bleed amp pressure limiter Adjustable maximum displacement stop 1160 30 4061 05 PSI 80 280 bar SAE C Pilot SAE Flange D Adjustable minimum displacement stop Connection Ports with SAE Aux Ports ilot operated pressure limiter with ane 04401 interface amp SAE 4 Vent Port Adjustable maximum and minimum SAE C Pilot Metric Flange displacement stop Connection Ports with BSPP Aux Ports Not available with Thru Drive ISO 125MM Pilot Metric Flange Connection Ports with Metric Aux Ports Port Type 0 Flange Ports ISO 125MM Pilot Metric Flange SAE Threaded Ports Available only Connection Ports with BSPP Aux Ports Pe on E port and S or C mount ilot operated pressure limiter with Load sensing only available with T Torque Limiter option i e ALT ilot operated pressure limiter with echanical adjustment and SAE 4 Vent Port ilot operated pressure limiter with Connection Ports with SAE Aux Ports echanical and electrical adjustment 12 VDC SAE C 2 Bolt Pilot SAE Fla
7. 045 Pump Maintenance P1 PD Maintenance PUMP DISASSEMBLY 10 Remove cam bushing screws and cam bushings from pump Continued oe 11 Remove snap ring in housing and shaft bearing assembly 12 If completing a seal change or a complete overhaul turn the housing over and remove the snap ring and shaft seal from the housing 12a If you are working on an 045 pump please omit this step as this has already been completed in step 8a 12b Always use a new shaft seal Do not reuse old shaft seal 13 If there is excessive wear on the port block bushing remove the bushing from the port block 14 If complete overhaul or rotation change remove control piston and bias piston guides The Control piston and bias piston guides are installed with Anaerobic thread lock Place the port block in an oven at 163 C 325 F NOTE to prevent annealing of heat treated surfaces DO NOT USE A TORCH TO HEAT PISTON GUIDES 45 Size only COMPENSATOR DISASSEMBLY NOTES Access plugs on end of compensator spool bores are hardened plugs Do not interchange with other plugs in the control For rotation change the complete compensator assembly will need to be replaced 1 Measure and record the extension of the two pressure adjusting screws 2 Carefully remove the main compensator spring cap Remove the two springs Remove the seal piston and spring seat Remove the o ring boss access plug on the opposite side of the compensator Remove the compensator spool
8. 10 30 bar AP with bleed amp pressure limiter 1160 30 4061 05 PSI 80 280 bar Adjustable maximum and minimum displacement stop Not available with Thru Drive Thru Drive Mounting Pad Coupling SAE 82 2 A 16 A 9T coupling SAE 82 2 A 19 11T coupling SAE 101 2 B 22 B 13T coupling B 25 Pilot operated pressure limiter with 1504401 interface amp SAE 4 Vent Port Pilot operated pressure limiter with mechanical adjustment and SAE 4 Vent Port Pilot operated pressure limiter with mechanical and electrical adjustment 12 VDC Pilot operated pressure limiter with mechanical and electrical adjustment 24 VDC SAE 101 2 B 25 B B 15T coupling SAE 101 2 B rotated 45 degrees 22 B 13T coupling SAE 101 2 B rotated 45 degrees 25 B B 15T coupling SAE 127 4 C 32 C 14T coupling SAE 127 4 C 38 C C 17T coupling See chart below for electronic control options Additional Control Options T Torque Limiter Control Used with AM AN or LO control options 0 No other options Displacement sensor 00 No Paint PB Black Paint mandatory with W X myn rz Der ang rey P Eleci Eleci DS vu Eleci Eleci Eleci z Eleci Eleci Eleci Electronic Control Options Lo o ee j ronic valve with zero disp ronic valve with max disp ronic valve with zero disp ronic valve with max disp ronic valve with zero
9. 2 812 in 2 60 in 12 92 1 mm 86 1 mm A 100 213 0 004204 3 623 in 3 390 in 15 93 7 mm 89 3 mm l 140 213 0 004197 3 687 in 3 515 in 15 133 mm i T5 Rear Bearing Cup Tool 5 250 in 6 4 mm 0 250 in 3 0 mm RADIUS Va 0 12 in A B 31 2mm DIA DIA DIA 1 250 in Ne 1 5 mm x 45 TYP 06X45 Pump Model Part Number A B C 53 8 mm 48 7 mm m 060 amp 075 213 0 004193 2 120 in 1 918 in 12 65 1 mm 59 3 mm e 100 213 0 004205 2 562 in 2 335 in 15 71 1 mm 65 1 mm S 140 213 0 004198 2 80 in 2 562 in 15 Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 060 075 100 140 Pump Test Procedure P1 PD Maintenance PUMP TEST PROCEDURE Test criteria based on hydraulic oil ISO 32 per Parker HF 0 specifications Oil temperature 50 C 2 C 120 F 10 F NOTE insure that the hydraulic system does not overheat during this test procedure Operating speed 0 2300 rpm 30 rpm Case pressure Maximum 14 5 psi 1 bar 1 Mount pump on test fixture Insure that shaft alignment is within specified tolerances 2 Fill case with clean oil Connect upper drain port to reservoir with no restrictions Insure other drain ports are properly plugged 3 Connect inlet and pressure lines Insure that lines are filled with oil Refer to circuit below For units with L compensators connect a suitable pilot line from port
10. gpm x 3 78 L min hp x 0 7457 kW Ib ft x 1 3567 Nm Ibs in psi x 0 06895 bar Ibs in psi x 6 895 kPa Ib x 0 4536 kg lb x 4 448 N in x 16 387 cm in x 6 452 cm in x 25 4 mm degree F 32 C 1 8 cSt x 1 0 mm sec SSU cSt x 4 25 14 pressure psi x displacement in rev 2n x mech eff rpm x in3 rev x psi 395934 x overall eff rpm x inS rev x volumetric eff 231 231 x flow rate U S gpm x volumetric eff displacement in rev cm rev x 0 06102 in rev L min x 0 2642 gpm kW x 1 341 hp Nm x 0 7376 Ib ft bar x 14 50 Ibs in psi kPa x 0 1450 Ibs in psi kg x 2 205 Ibs N x 0 2248 Ibs cm x 0 06102 in cm x 0 1550 in mm x 0 03937 z in 1 8 x C432 F mm sec x 1 0 cSt 20 cSt 99 SSU pressure psi x displacement inS rev x mech eff 21 rpm x in rev x psi x overall eff 395934 pressure bar x displacement cm rev 20x x mech eff rpm x cm3 rev x bar 600000 x overall eff rpm x cm rev x volumetric eff 1000 1000 x flow rate Lpm x volumetric eff displacement cm rev pressure bar x displacement cm rev x mech eff 20n rpm x cm3 rev x bar x overall eff 600000 59 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps Notes P1 PD Maintenance Parker Hannifin Corporation Hydraulic Pump Division 60 Marysville Ohio USA Bulletin HY28 266
11. 2 bar r h a 725 30 psi Adjust throttle valve and adjust differential setting 3B until pressure at pump outlet is 20 2 bar n a n a 290 30 psi higher than the load pressure gage Adjust throttle valve to required flow raqte Adjust 4 output load presure valve if necessary to maintain See performance chart 50 2 bar 725 30 psi Increase the output pressure to 260 2 bar 5 3770 30 psi Verify that the flow remains within See performance chart specified limits Lock the load sense adjustment screw Confirm differential pressure at 20 2 bar 290 30 psi na dis 7 Verify no external leaks No leakage permitted Parker Hannifin Corporation Hydraulic Pump Division 58 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Conversions amp Formulas Medium Pressure Axial Piston Pumps P1 PD Maintenance CONVERSION FACTORS DEFINITION amp UNIT displacement flow power torque pressure weight force volume area length temperature viscosity FLUID POWER FORMULAS Pump input torque Ibs in Pump input power hp Pump output flow U S gpm Fluid motor speed rpm Fluid motor torque Ibs in Fluid motor power hp metric Pump input torque Nm Pump input power kW Pump output flow Lpm Fluid motor speed rpm min tr mn Fluid motor torque Nm Fluid motor power kW Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA inS rev x 16 387 cm rev
12. 3 375 in 2 780 in 2 10 in 0 750 in T3 Seal Guard i E 0 05mm F 0 05 0 00mm DIA 4 0 002 in N DIA BORE 0 002 0 000 in l NI BLEND RADIUS Pump Model Part Number A B C D E F 108 mm 57 1 mm 25 4 mm 6 34 90 mm 31 75 mm 060 amp 075 Ee 4 25 in 2 25 in 1 00 in M 1 373 in 1 250 in 108 mm 70 6 mm 25 4 mm 5 43 26 mm 38 1 mm 100 SAE ane 4 25 in 2 78 in 1 00 in We 1 703 in 1 500 in 114 mm 76 2 mm 22 4 mm 43 26 mm 40 06 mm 190 199 ERC 4 50 in 3 00 in 0 88 in ii 1 703 in 1 577 in 108 mm 70 6 mm 25 4 mm S 53 04 mm 44 48 mm ee 213 0 094200 4 25 in 2 78 in 1 00 in 10 2 088 in 1 751 in 114mm 76 2 mm 22 4 mm 3 53 04 mm 50 04 mm 14090 ide 4 50 in 3 00 in 0 88 in 1 2 088 in 1 970 in Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA Darker 54 Bulletin HY28 2665 02 SVC EN 060 075 100 140 Assembly Tools Medium Pressure Axial Piston Pumps P1 PD Maintenance T2 Front Bearing Cup Tool be 2501 i n wl 254mm 1 000 in 6 4 mm a 0 250 in 3 0 mm RADIUS i i S 0 12 in A B 31 2 mm DIA DIA DIA 1 1 in S 1 5 mm x 45 TYP 06 in X 45 Pump Model Part Number A B C 71 4 mm 66 0 mm o 060 amp 075 213 0 004192
13. 3 70 mm 145 in 3 60 mm 1417 in 03E 93569 0 03E 94152 0 03E 93973 0 3 71 mm 146 in 3 77 mm 148 in 3 68 mm 1449 in 03E 93570 0 03E 94153 0 03E 93974 0 3 78 mm 149 in 3 85 mm 151 in 3 76 mm 1480 in 03E 93571 0 03E 94154 0 03E 93975 0 3 86 mm 152 in 3 92 mm 154 in 3 84 mm 1512 in 03E 93572 0 03E 94155 0 03E 93976 0 3 93 mm 155 in 4 00 mm 157 in 3 92 mm 1539 in 03E 93573 0 03E 94156 0 03E 93977 0 4 01 mm 158 in 4 10 mm 161 in 4 00 mm 1575 in 03E 93574 0 03E 94157 0 03E 93978 0 4 11 mm 162 in 4 18 mm 164 in 4 08 mm 1606 in 03E 93575 0 03E 94158 0 03E 93979 0 4 19 mm 165 in 4 25 mm 167 in 4 16 mm 1638 in 03E 93576 0 03E 93864 0 03E 93980 0 Shim Kits S2E 18591 0K S2E 18640 0K S2E 18527 0K Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 51 Darker Bulletin HY28 2665 02 SVC EN 060 075 100 140 Pump Maintenance P1 PD Maintenance PUMP ASSEMBLY PROCEDURE Continued Chart 3 P m Control and Bias p Guide Torque 142 x 6 5 Nm vee 105 4 5 ft lbs 142 x 6 5 Nm is 105 5 ft lbs 184 8 Nm 109 136 6 ft lbs 203 8 Nm Wee 170 6 ft lbs 16 17 18 19 20 21 Medium Pressure Axial Piston Pumps Apply a light film of oil into the piston bores Lightly lubricate the spherical sur face of the guide ball Install the nine pistons into the bores in the hold down plate Inst
14. D Pilot BSPP Flange Connection Ports with BSPP Aux Ports ISO 180MM Pilot Metric Flange Connection Ports with Metric Aux Ports Control Options Adjustable Displacement Stops Pressure limiter For E amp S Port Orientation Only 1160 30 4061 05 PSI 80 280 bar RES Pressure limiter 290 08 1160 30 PSI 20 80 bar Adjustable minimum displacement stop Load sensing 145 04 435 11 PSI AP 10 30 bar AP with pressure limiter 1160 30 4061 05 PSI 80 280 bar Load sensing 145 04 435 11 PSI AP 10 30 bar AP with bleed amp pressure limiter 1160 30 4061 05 PSI 80 280 bar Adjustable maximum and minimum displacement stop Not available with Thru Drive Thru Drive Mounting Pad Coupling 0 No Thru Drive SAE 82 2 A 16 A 9T coupling SAE 101 2 B 25 B B 13T coupling SAE 101 2 B rotated 45 degrees 22 B 15T coupling SAE 101 2 B rotated 45 degrees ISO 180MM Pilot Metric Flange Connection Ports with BSPP Aux Ports Pilot operated pressure limiter with 1504401 interface amp SAE 4 Vent Port Pilot operated pressure limiter with mechanical adjustment and SAE 4 Vent Port Pilot operated pressure limiter with mechanical and electrical adjustment 12 VDC Pilot operated pressure limiter with mechanical and electrical adjustment 24 VDC 25 B B 13T coupling See chart below for electronic control options SAE 127 4 C 32 C 14T coupling m Clockwise Notfunciional control
15. E Not functional control as such C SAE 127 4 C 32 C 14T coupling Adaltional Control Options E Shaft Rotation 0 No other options oo NoPant No Paint 2 Dipacemensenor Pe BakPam R ows i L Counterclockwise q Torque Limiter Control Used with AM AN or LO control options mandatory with W X aee rz Der ang Ween Electronic Control Options Lo 8 IT o NsECU D Proportional displacement control Proportional pressure control P Electronic valve with zero displacement default Electronic valve with max displacement default Electronic valve with zero displacement default and hydromechanical Pmax u Electronic valve with max displacement default and hydromechanical Pmax Electronic valve with zero displacement default CANBUS compatible Y Electronic valve with max displacement default CANBUS compatible Electronic valve with zero displacement default and hydromechanical Pmax CANBUS compatible Z Electronic valve with max displacement default and hydromechanical Pmax CANBUS compatible W X Y and Z only available with D and Y Parker Hannifin Corporation Hydraulic Pump Division 12 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN P1 PD 100cc Model Ordering Code LI MB Medium Pressure Axial Piston Pumps P1 PD Maintenance Fluorocarbon Seal Material LILI Pu
16. Electronic valve with max displacement default and hydromechanical Pmax Electronic valve with zero displacement default CANBUS compatible Y Electronic valve with max displacement default CANBUS compatible Electronic valve with zero displacement default and hydromechanical Pmax CANBUS compatible z Electronic valve with max displacement default and hydromechanical Pmax CANBUS compatible W X Y and Z only available with D and Y Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 11 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps P1 PD 75cc Model Ordering Code P1 PD Maintenance Pump Open Circuit Shaft Single Shaft Fluorocarbon Additional Adjustable Thru Drive Special Series Options Shaft Rotation Seal Material Control Displacement Mounting Features f Seal Design Control Options Stops Pad amp Displacement Mounting Configuration Letter Options Coupling 75cc rev amp Ports Port 4 58 in rev Orientation Flange Paint Ports Pump Series Configuration Mobile M Mobile P1 Industrial Hn Industrial PD Universal Open Circuit Port Orientation End Ports Side Ports Side Ports with Thru Drive FP Open Circuit One Side of Canta Control Options Adjustable Displacement Stops For E amp S Port Orientation Only o Noe CS 2 Adjustable minimum displacement stop EX aal displacement stop Not available with Thru Driv
17. NOTE the compensator spool and inner spring are not interchangeable with the load sense compensator spool and spring 3 Load sense compensator Carefully remove the load sense compensator spring cap with spring seat seal piston Remove the spring Remove the spring seat Remove the o ring boss access plug on the opposite side of the compensator Remove the load sense compensator spool NOTE the load sense compensator spool and spring are not interchangeable with the main compensator spool and inner spring of the main compensator 4 Remove all SAE o ring boss access plugs Proceed to inspection section of this manual Parker Hannifin Corporation Hydraulic Pump Division 36 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN 018 028 045 Pump Maintenance Medium Pressure Axial Piston Pumps P1 PD Maintenance PUMP INSPECTION PROCEDURES Carefully clean and dry all parts prior to inspection Refer to chart 1 for dimensional information regarding allowable tolerances 1 Examine piston diameters for scratches or gouges If any piston is severely damaged note which piston bore it came out of Extra attention should be given to that bore in step 2 Check end play of piston shoe assembly Check the bottom surface of the shoes for damage The shoe surface should be square and flat Measure the depth of the pocket of the shoe Shoes may be lapped as a set if the pocket depth is within allowable limits Confirm pocket depth after lapping to
18. Tool mm in 20 00 177 80 X 0 787 7 00 END M A 89 75 29 92 50 80 3 53 P 78 2 00 Y keem d 25 40 1 00 T5 Rear Bushing Installation Tool mm in 38 102 f 45 T 4 0 gt I rn i 38 29 B 25 1 5 1 14 1 0 NEM i E A d 5 Pump Size A B 3 71 mm 19 9 mm one 0 146 in 0 772 in 4 00 mm 21 6 mm 088 0 157 in 0 85 in 4 00 mm 24 1 mm 045 0 157 in 0 95 in Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 43 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 018 028 045 Pump Test Procedure P1 PD Maintenance PUMP TEST PROCEDURE Test criteria based on hydraulic oil ISO 32 per Parker HF 0 specifications Oil temperature 50 C 2 C 120 F 10 F NOTE insure that the hydraulic System does not overheat during this test procedure Operating speed 0 2300 rpm 30 rpm Case pressure Maximum 14 5 psi 1 bar 1 Mount pump on test fixture Insure that shaft alignment is within specified tolerances 2 Fill case with clean oil Connect upper drain port to reservoir with no restrictions Insure other drain ports are properly plugged 3 Connect inlet and pressure lines Insure that lines are filled with oil Refer to circuit below For units with L compensators connect a suitable pilot line from port X to the pump discharge pre
19. X to the pump discharge pressure line down stream of the non compensating flow valve 4 Confirm direction of rotation for pump and drive are correct 5 Reduce the main compensator setting to minimum For units with L compensators advance the load sense compensator adjustment until it bottoms out and lock into position 6 Setmaximum volume stop if included to full displacement If minimum volume stop is included back adjustment all of the way out 7 If possible gradually increase pump speed to 1800 30 rpm with no load 8 Screw in compensator adjusting screw until it bottoms out with no pressure on system load relief valve 9 Break in pump at times and pressures listed below Adjust the load relief valve to the pressure listed for the times indicated After break in reduce compensator setting to 280 bar 4060 psi and adjust system load relief to cause pump to compensate three times to verify that pump compensates on and off stroke properly Time 30 seconds 30 seconds 30 seconds Pressure 62 69 Bar 200 207 Bar 269 276 Bar TEST CIRCUIT 900 1000 psi 2900 3000 psi 3900 4000 psi Test pump Test stand prime mover Pump pressure gauge Non compensating flow control Load pressure gauge Load relief valve Safety bypass relief valve Main flow meter Case drain pressure gauge Case drain flow meter Filter assembly with bypass Cooler assembly with bypass Reservoir m SCOONOARWN gt
20. and 96 Used on control options S X U Z Used on pumps without overcenter capability P and control options P W T Y Used on pumps with over center capability X and control options P W T Y Displacement Sensor Installation CCW PUMPS CW PUMPS After engaging shaft slot to pin hold sensor flush to pump pad and rotate to align screw slots to screw holes Secure with screws amp washers 2 places After engaging shaft slot to pin hold sensor flush to pump pad and rotate to align screw slots to screw holes Secure with screws amp washers 2 places Final Position Final Position APROX 42 TO ENGAGE SHAFT SLOT OVER PIN ON CCW PUMP APROX 78 TO ENGA SHAFT SLOT OVER PIN ON CW PUMP Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 23 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps Case to Inlet Check Valve P1 PD Maintenance SEE SECTION C C FOR DETAIL 19848 Nm 50 52 14626 ft Ibs 4 INN D o 2 SECTION C C CASE INLET CHECK VALVE CASE TO INLET CHECK VALVE Item No Qty 018 028 045 060 075 100 140 Description 50 1 314 10002 0 314 10000 0 Hollow Set Screw 51 1 03E 94720 0 03E 93931 0 Check Valve Poppet 52 1 03E 94721 0 03E 93987 0 Spring 53 1 03E 94722 0 03E 93988 0 C
21. chart below for electronic control options Thru Drive Mounting Pad Coupling Po ketone A SAE 82 2 A 16 A 9T coupling RS o0 Not functional control as such Additional Control Options SAE 82 2 A 19 11T coupling No other options PB Black Paint Electronic Control Options Lo 8 IT D Proportional displacement control Y Proportional pressure and displacement control Electronic valve with zero displacement default T Electronic valve with max displacement default S Electronic valve with zero displacement default and hydromechanical Pmax Electronic valve with max displacement default and hydromechanical Pmax W Electronic valve with zero displacement default CANBUS compatible Electronic valve with max displacement default CANBUS compatible ma Electronic valve with zero displacement default and hvdromechanical Pmax CANBUS compatible Electronic valve with max displacement default and hvdromechanical Pmax CANBUS compatible W X Y and Z only available with D and Y Parker Hannifin Corporation Hydraulic Pump Division 8 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps P1 PD 28cc Model Ordering Code P1 PD Maintenance Pump Open Circuit Shaft Single Shaft Fluorocarbon Additional Adjustable Thru Drive Special Series Options Shaft Rotation Seal Material Control Displacement Mounting Feat
22. control piston assembly The control piston bias piston and bias spring may remain in pump when port block is removed Remove and discard the three white Teflon seals on the port block These seals should be replaced each time the pump is disassembled Remove the control piston and the bias piston spring assembly NOTE For rotation change only do not disassemble further proceed to step 16 Remove the tapered roller bearing cone and shim from the end of the shaft Position the pump horizontally and remove the rotating group Avoid separat ing the pistons from the barrel if possible This will assist in identifying damage between an individual piston and bore during component inspection Remove the drive shaft NOTE For shaft change only no further disassembly is required Pro ceed to assembly procedure step 5 Remove the cam by rotating it 90 degrees and carefully extracting it from the pump housing Note the large pocket under the cam fits on the pressure con trol side of the pump housing same side as the three seals on the housing flange Figure 2 Remove the front tapered roller bearing cone If there is excessive wear or damage remove the tapered roller bearing cup from the bottom of the housing If completing a seal change or complete overhaul turn the housing over and remove the snap ring and shaft seal from the housing Note do not reuse the shaft seal If there is excessive wear on the port block bearing cup c
23. disp ronic valve with max disp ronic valve with zero disp ronic valve with max disp No ECU Proportional displacement control Proportional pressure control acement default fault fault and hydromechanical Pmax fault and hydromechanical Pmax fault CANBUS compatible fault CANBUS compatible fault and hydromechanical Pmax CANBUS compatible fault and hydromechanical Pmax CANBUS compatible acement de acement de acement de acement de acement de acement de acement de W X Y and Z only available with D and Y Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 13 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps P1 PD 140cc Model Ordering Code P1 PD Maintenance Pump Open Circuit Shaft Single Shaft Fluorocarbon Additional Adjustable Thru Drive Special Series Options Shaft Rotation Seal Material Control Displacement Mounting Features Displacement Mounting Seal Configuration Design Control Options Stops Pika 140ccirev Ribas Letter Options Port pling 8 54 in rev Orientation Flange Paint Ports Mobile Industrial Configuration Port Orientation M Mobile P1 End Ports s industrial PD Side Ports Universal Side Ports with Thru Drive Open Circuit P Open Circuit One Side of Center Open Circuit 100 over Center Mounting amp Ports SAE D Pilot SAE Flange Connection Ports with SAE Aux Ports SAE
24. down washer 22 3 03E 95904 0 03E 95905 0 O3E 95906 0 O3E 95907 0 Barrel hold down pin 23 1 03E 94036 0 OSE 93129 0 03E 93783 0 03E 93242 0 Barrel 24 1 03E 94047 0 OSE 93142 0 OSE 93794 0 O3E 93241 0 Spherical washer 25 1 03E 94046 0 03E 93139 0 03E 93793 0 03E 93240 0 Retainer plate 26 9 S2E 18296 0 S2E 17003 0 S2E 17912 0 S2E 17323 0 Piston and shoe assembly 03E 94032 0 OSE 93999 0 OSE 93779 0 OSE 93227 0 01 shaft option no thru drive 03E 94033 0 OSE 94000 0 O3E 93780 0 03E 93228 0 01 shaft option with thru drive O3E 94034 0 OSE 94001 0 OSE 93781 0 OSE 93231 0 02 shaft option no thru drive 27 1 03E 94035 0 OS3E 94002 0 03E 93782 0 O3E 93232 0 02 shaft option with thru drive 03E 94768 0 OS3E 94003 0 OSE 94006 0 03E 93233 0 04 shaft option no thru drive 03E 94767 0 O3E 93127 0 O3E 94007 0 OSE 93234 0 04 shaft option with thru drive bi m OS3E 94500 0 OSE 95070 0 06 shaft option no thru drive pi ia OSE 94462 0 idi 06 shaft option with thru drive 28 1 S2E 18411 0 S2E 17443 0 S2E 17961 0 S2E 17957 0 Cam 29 1 230 82236 0 230 82236 0 230 82519 0 230 82241 0 Tapered roller bearing cone and cup 140 30 1 230 82235 0 230 82235 0 230 82245 0 e Tapered roller bearing cup 31 2 03E 93763 0 03E 93763 0 O3E 93763 0 03E 93763 0 Bearing retainer Orifice 32 2 03E 94057 0 OS3E 93950 0 OSE 93952 0 OSE 93953 0 Cam bearing 33 1 s kid d Housing not sold
25. in check pressure shocks replace or relocate valves excessive decompression energy rates barrel blow off rotating group worn excessive case pressure improve decompression control excessive line reduce line size or lengths capacitance line volume line stretch acumulator 2 effects eliminate hose compensator instability Parker Hannifin Corporation Hydraulic Pump Division 6 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Trouble Shooting Medium Pressure Axial Piston Pumps P1 PD Maintenance Effect of Trouble Possible Cause Fault Which Needs Remedy high wear in pump excessive loads reduce pressure settings reduce speeds contaminant particles in fluid improper filter maintenance filters too coarse introduction of dirty fluid to system reservoir openings improper reservoir breather improper line replacement improper fluid fluid too thin or thick for operating temperature range breakdown of fluid with time temperature heating effects incorrect additives in new fluid destruction of additive effectiveness with chemical aging improper repair incorrect parts incorrect procedures dimensions finishes unwanted water in fluid condensation faulty breather strainer heat exchanger leakage faulty clean up practice water in makeup fluid heating of fluid excessive pump
26. leakage relief valve recheck case drain flow and repair as required fluid too thin improper assembly port timing set too low compared to load or to compensator instability caused by back pressure worn parts compensator set too high compared to relief worn parts pump too large for fluid needs select smaller pump displacement heat exchanger water turned off or too little flow water too hot fan clogged or restricted efficiency reduced by mud or scale deposits intermittent hydraulic fluid flow reservoir too little fluid improper baffles insulating air blanket that prevents heat rejection heat pickup from adjacent equipment Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps P1 PD 18cc Model Ordering Code P1 PD Maintenance Pump Open Circuit Shaft Single Shaft Fluorocarbon Additional Adjustable Thru Drive Special Series Options Shaft Rotation Seal Material Control Displacement Mounting Features Displacement Mounting ZS Configuration rere rici Options Stops Pad Coupling 18cc rev amp Ports Port Port 1 10 in rev Orientation Type Paint Control Options Port Orientation bi Mobile Pressure limiter End Ports Industrial 1160 30 4061 05 PSI 80 280 bar Side ported with ripple chamber Pressure limiter n Ci 290 08 1160 30 PSI 20
27. mm 0 0004 in or any dimension exceeds the allowable limit the barrel needs to be replaced Ex amine the barrel face for scratches and gouges The barrel can be reworked if dimensions are with specifications listed in chart 1 3 The port plate can be lapped lightly if the face is only lightly scratched other wise it should be replaced 4 Examine the retainer plate in the area of contact with the piston shoes Any marks beyond light polishing indicate that replacement is necessary Check the surface of the spherical area of the retainer plate and the spherical guide ball Inspect the back surface of the spherical guide ball where the load pins make contact If indentations are present replace the guide ball 5 Examine cam on top and bottom surface If scratches or gouges appear to penetrate the surface treatment the cam must be replaced 6 The cam bearings cannot be reworked and should be replaced if worn through the Teflon surface 7 Both the bias piston and the compensator piston should move freely in their respective bores The pistons and bores should be free of scratches or gouges 8 The seal area of the drive shaft should be smooth and not have marks due to seal wear The bearing surfaces should not have any indication of the bearing cone spinning on the shaft Keyed shafts should be inspected for signs of bri nelling and damage to the key area Splined shafts may have a contact wear pattern but should not show excessive w
28. mobile P1 03E 94041 0 03E 93172 0 OSE 93788 0 OSE 93255 0 Port plate counter clockwise mobile P1 10 695 00912 0 695 00912 0 695 00914 0 695 00916 0 Bias and control rod O ring 11 03E 94054 0 OSE 93150 0 OSE 93800 0 OSE 93248 0 Bias Guide kis OSE 94498 0 OSE 94827 0 Q3E 94743 0 Bias Guide Overcenter Order Code Option X 03E 94053 0 OSE 93149 0 03E 93799 0 O3E 94658 0 Bias Piston 12 Fri 13 03E 94055 0 OSE 93151 0 O3E 93801 0 OSE 93963 0 Bias Spring O3E 94499 0 OSE 94829 0 03E 94752 0 Bias Spring Overcenter Order Code Option X 14 03E 94052 0 03E 93148 0 OSE 93798 0 OSE 93246 0 Control guide iid O3E 94608 0 03E 94828 0 OSE 93246 0 Control guide Overcenter Order Code Option X 15 1 OSE 94051 0 03E 93147 0 O3E 93797 0 03E 94252 0 Control piston We OSE 93147 0 OSE 93797 0 O3E 94751 0 Control piston Overcenter Order Code Option X 16 1 230 82237 0 230 82237 0 230 82244 0 230 82239 0 Tapered roller bearing cup 17 1 INCLUDED IN ITEM 16 230 82518 0 INCLUDED IN ITEM 16 Tapered roller bearing cone 18 1 S2E 18591 0K S2E 18591 0K S2E 18640 0K S2E 18527 0K Bearing Shim Kit includes all standard shim sizes 19 1 356 65152 0 356 65144 0 356 65146 0 356 65147 0 Retaining ring internal 20 1 03E 94049 0 OSE 93145 0 03E 93795 0 O3E 93959 0 Barrel hold down spring 21 1 03E 94050 0 03E 93146 0 OSE 93796 0 O3E 93244 0 Barrel hold
29. on the hardened SAE boss fitting and place it into the port Torque fitting to 4 0 5 Nm 37 5 in Ib Apply a light film of oil to the o ring on the load sense seal piston Install the load sense compensator seal piston seat in the load sense spring cap Install the load sense spring over the seal piston Position the spring seat over the spring Install this assembly into the load sense bore of the compensator housing Torque the load sense spring cap to 35 38 Nm 26 28 ft Ib Apply a light film of oil to the load sense compensator spool the shorter of the 2 spools Insert the spool into the spool bore opposite the load sense spring assembly The spool should be installed with the rounded end in first So it will contact the load sense spring seat Install a new o ring on the hardened SAE boss fitting and place it into the port Torque fitting to 4 0 5 Nm 37 5 in Ib Install o rings on remaining SAE boss fittings and install into housing Torque SAE 2 fittings to 4 0 5 Nm 37 5 in Ib Load Sense Spool Main Compensator Spool 33 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 018 028 045 Pump Maintenance P1 PD Maintenance PUMP DISASSEMBLY Pump disassembly for inspection should be limited to the following cases a Malfunction or oil leakage resulting from damage or wear and tear b Trouble shooting procedures previously listed do not solve the problem For rotation change or shaft c
30. screws to 3 4 0 25 Nm 33 3 in Ib Place thin film of clean oil on cam bearing surfaces Install cam in housing For 045 the cam must be tilted to permit entry into the housing Figure 2 NOTE The large pocket on the bottom surface of the cam must be on the same side as the three pressure communication holes on the main housing Pump rotation does not affect the assembly of the cam Install the drive shaft into the pump housing Position pump horizontally Install the rotating group over the pump shaft Rotate the barrel to insure that it is seated against the cam Insure that the pump shaft is seated properly in the front bearing Confirm that compensator rotation port plate rotation control and bias piston location indicate same direction of rotation Carefully install the assembled port block on the pump housing Press the port block to compress the bias spring and install housing bolts Tighten the bolts in a cross pattern to insure the port block does not get cocked on the housing When port block is seated on the housing torque bolts in a cross pattern as specified in chart 3 Install o ring seals and assembled compensator on side of pump housing Pump rotation is indicated by arrow on compensator housing Torque bolts to 5 x 0 25 Nm 45 x 3 in Ib See Figure 7 Dowel CW compensator Figure 7 CCW pump with CW pump with compensator 41 Parker compensator Bulletin HY28 2665 02 SVC EN Medium Pre
31. seperatley 488 35014 0 488 35014 0 488 35014 0 488 35024 0 Plug SAE ORB 34 2 447 01056 2 447 01056 2 447 01056 2 477 01068 2 Plug BSPP 447 01065 5 447 01065 5 447 01065 5 477 01066 5 Plug ISO 35 2 695 00910 0 695 00910 0 695 0912 0 695 0916 0 SAE O ring 488 35061 0 488 35061 0 488 35061 0 488 35061 0 Plug SAE ORB 36 1 447 01053 2 447 01053 2 447 01053 2 447 01053 2 Plug BSPP 447 01061 5 447 01061 5 447 01061 5 447 01061 5 Plug ISO 37 1 695 00904 0 695 00904 0 695 00904 0 695 00904 0 SAE O ring 605 10064 5 605 10061 5 605 10061 5 605 10061 5 BSPP O ring 38 1 620 82118 5 620 82118 5 620 82121 5 620 82120 5 Shaft Seal 39 1 356 65146 0 356 65146 0 356 65147 0 356 65148 0 Seal Retainer 40 1 See separate compensator ordering information Compensator denotes Item is included in the seal kit Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 21 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps Electronic Control Exploded View P1 PD Maintenance Parker Hannifin Corporation Hydraulic Pump Division 22 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps Electronic Control Parts P1 PD Maintenance RDEC Parts list ITEM A QTY Part DESCRIPTION 80 1 OSE 95420 0 Rotary Position sensor 81 210
32. 0 Control Zero Displacement to Maximum 80 80 131 125 115 123 130 bar range C1 18 6 Bar Turn Based on NFPA testing standards Pressure compensator AM 10 to 40 bar range 20 Bar Turn Parker Hannifin Corporation Hydraulic Pump Division arysville Ohio USA 15 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 18cc amp 28cc Pump Exploded View P1 PD Maintenance A Parker Hannifin Corporation Hydraulic Pump Division 16 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 45cc Pump Exploded View P1 PD Maintenance c i a l KULU Gi Bulletin HY28 2665 02 SVC EN 018 028 045 Pump Parts Medium Pressure Axial Piston Pumps P1 PD Maintenance ITEM QTY 018 PART 028 PART 045 PART DESCRIPTION 1 4 210 x209 210 x 211 361 12229 0 Socket head cap screw 3 1 Contact Factory for port block ordering information Port Block 4 1 2050V 7 2160V 7 675 00162 0 Port block O Ring 5 2 108X2V 108X2V 108X2V Boss Plug not shown 7 1 299X67 324 30014 0 324 30014 0 Port Plate Pin 8 3 605 10077 0 605 10077 0 605 10077 0 O Ring 03E 94415 0 03E 94969 0 03E 94339 0 Port plate clockwise industrial PD 03E 94414 0 03E 94970 0 03E 94340 0 Port plate counter clockwise industr
33. 02 SVC EN L Compensator NOTE Individual parts are not available See Notes The compensator is sold as a complete assembly only Ss A A e NS Ges Co 10 TAW IO am SCH e CS ge Outer spring used LO and L2 versions only Inner spring used LO L1 L2 and L3 versions Compensator Part Number LO L1 L2 L3 Port Rotation 80 280bar 20 80 bar 80 280bar 20 80 bar 1150 4000 psi 300 1150 psi 1150 4000 psi 300 1150 psi sap O S2E 17823 5T S2E 18245 5T S2E 18584 5 T N A CCW S2E 17824 5T S2E 18244 5T S2E 18586 5 T N A io Cw S2E 17939 5T N A N A N A CCW S2E 17938 5T N A N A N A aspp LOW S2E 17937 5T N A N A N A CCW S2E 17936 5T N A N A N A CompensatorBody oo Main Compensator Spool Mein Compensator Spring Seat oS Main Compensator Inner Spring PO Main Compensator Spring Seat amp Piston Po Table CONTINUED on next page SES 1 1 wa i 1 Mann Compenator Outer Spring L08 L2 versonsony 1 wa 0 wa i 1 1 1 1 1 1 2 Parker Hannifin Corporation Hvdraulic Pump Division Marysville Ohio USA Darker 28 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps
34. 2 0 03E 93278 0 03E 93278 0 03E 94274 0 03E 93947 0 695 00237 0 SAE A 11 Tooth S2E 19726 0 S2E 19391 0 03E 94943 0 03E 94724 0 03E 94724 0 03E 94657 0 ki 695 00237 0 SAE B 13 Tooth iu S2E 19365 0 03E 94945 0 03E 93277 0 03E 93277 0 03E 94273 0 03E 93946 0 695 00243 0 SAE BB 15 Tooth i S2E 19409 0 03E 94361 0 03E 93279 0 03E 93279 0 03E 94272 0 03E 93945 0 695 00243 0 Seal Kits SAE C 14 Tooth kd id ai 03E 93276 0 0O3E 93276 0 O3E 94271 0 O3E 93944 0 695 00251 0 SAE CC 17 Tooth t id ii ER jk 03E 94270 0 O3E 93943 0 695 00251 0 SAE D amp E 13 Tooth Tt i We S We i 03E 93942 0 695 00259 0 018 028 045 060 075 100 140 S2E 18709 5K S2E 19118 5K S2E 19066 5K S2E 18697 5K S2E 18004 5K S2E 18460 5K S2E 18158 5K Note Seal kits contain all the seals required for any pump configuration 26 Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps Parts Kits P1 PD Maintenance tege Group 018 028 045 060 075 100 140 CW Mobile P1 S2E 18710 0K S2E 19119 0K S2E 19067 0K S2E 18698 0K S2E 18032 0K S2E 18485 0K S2E 18489 0K CW Mobile P1 with S2E 19205 0K S2E 19209 0K S2E 19235 0K Ripple Chamber CCW Mobile P1 S2E 18711 0K S2E 19120 0K S2E 19068 0K S2E 18699 0K S2
35. 5 02 SVC EN Compensator Procedures Medium Pressure Axial Piston Pumps P1 PD Maintenance COMPENSATOR ASSEMBLY Carefully clean and dry all parts prior to assembly Use caution to insure that spools and other parts are not damaged during cleaning process Use clean oil to NOTE instructions are for load lubricate seals and spools for easier assembly sense compensator For other compensator types disregard steps 1 related to extra spool assembly Main Outer Spring Load Sense a Main Compensator Spring Inner Spring Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA N Remove and discard all o rings Install new o rings on SAE boss plugs and seal pistons Apply a light film of oil to the o ring on the main compensator seal piston Install the main compensator seal piston in the main compensator spring cap Place inner compensator spring on seal piston Install the outer compensator spring over the inner spring on the seal piston Position the spring seat over the springs Insert this assembly into the main compensator housing bore Torque the main compensator spring cap to 169 183 Nm 125 135 ft ID Apply a light film of oil on the main compensator spool the longer of the 2 spools Insert the spool into the spool bore opposite the main compensator spring assembly in the compensator body The rounded end of the spool should be installed first so it will contact the spring seat Install a new o ring
36. 5 02 SVC EN Medium Pressure Axial Piston Pumps Content Index P1 PD Maintenance Jan 1st 2014 October 2013 service manual update log Update item 9 and 44 on 028 parts list Updated item 22 on 045 parts list Update item 22 35 and 37 on 060 075 100 140 parts list Added part 106 and 107 to RDEC parts list Added 018 through drive couplings Added 028 BB through drive coupling For LO L1 L2 and L3 compensator moved note from item number 6 to item number 4 Updated exploded view on CO and C1 compensator Updated part number on CCW AL control Added additional information to port adapters on A series compensators Updated case flow readings when compensated on all pumps Added note on case flow readings when using A series compensators Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 61 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps Notes P1 PD Maintenance Parker Hannifin Corporation Hydraulic Pump Division 62 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Offer of Sale Medium Pressure Axial Piston Pumps P1 PD Maintenance The items described in this document and other documents and descriptions provided by Parker Hannifin Corporation Hydraulics Group and its authorized distributors Seller are hereby offered for sale at prices to be established by Seller This offer and its acceptance by any customer Buyer shall be governed by all of the following Terms and Conditions Buyer s o
37. 7 5T S2E 18747 5T S2E 18749 5T CCW S2E 18746 5T S2E 18744 5T S2E 19106 5T S2E 18748 5T S2E 18750 5T Note To convert AM to AL use conversion kit S2E 19117 0 Torque to 5 0 Nm 45 in Ibs SAE to BSPP adapter 492 15527 0 SAE to metric adapter 492 15528 0 These are not included with CW Rotation compensators and must be ordered separate AN Control Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 31 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps Compensator Procedures P1 PD Maintenance COMPENSATOR DISASSEMBLY NOTES Access plugs on end of compensator spool bores are hardened plugs Do not interchange with other plugs in the control For rotation change the complete compensator assembly will need to be replaced Compensator Disassembly 1 Measure and record the extension of the two pressure adjusting screws 2 Carefully remove the main compensator spring cap Remove the two springs Remove the seal piston and spring seat Remove the o ring boss access plug on the opposite side of the compensator Remove the compensator spool NOTE the compensator spool and inner spring are not interchangeable with the load sense compensator spool and spring 3 For L series compensators Carefully remove the
38. 80 bar Side ported with Thru Drive Load sensing 145 04 435 11 PSI AP Mounting amp Ports SAE A Pilot SAE Threaded Work Ports 10 30 bar AP with pressure limiter Adjustable Displacement Stops with SAE Aux Ports 1160 30 4061 05 PSI 80 280 bar None SAE A Pilot Metric Work Ports i o i Load sensing 145 04 435 11 PSI AP 1 Adjustable maximum displacement sto with BSPP Aux Ports 10 30 bar AP with bleed amp pressure limiter NN J is p ISO 80mm Pilot Metric Work Ports 1160 30 4061 05 PSI 80 280 bar Adjustable minimum displacement stop with Metric Aux Ports Pilot operated pressure limiter with Adjustable maximum and minimum ISO 80mm Pilot Metric Work Ports 1804401 interface amp SAE 4 Vent Port displacement stop with BSPP Aux Ports um Pilot operated pressure limiter with mechanical adjustment and SAE 4 Vent Port Port Type Shaft Options Pilot operated pressure limiter with o Flange Ports Splined shaft SAE 19 4 11T mechanical and electrical adjustment 12 VDC 2 Threaded Ports 02 Keyed shaft SAE 19 1 75 Dia With Thru Drive Only o4 ISO keyed 20MM Dia 06 Splined shaft SAE A 9T Not available with Thru Drive Shaft Rotation FR Oocwise J LI L Diplacement sensor mandatory with W X nye HZ DS ang Y Configuration bi M Mobile P1 s rarae Pilot operated pressure limiter with mechanical and electrical adjustment 24 VDC See
39. C 110 130 F Set output load pressure to minimum 4 see performance chart Record output flow 5 Set output load pressure to 280 2 bar sasmamomandechan 4060 30 psi Record output flow p Record case leakage see performance chart Set output pressure to 290 2 bar 4200 30 psi n a 8 Set pressure compensator to t 280 2 bar 4060 30 psi Record case leakage see performance chart 10 Record input torque see performance chart 11 Reduce output pressure to 273 2 bar See E chad 3960 30 psi Record output flow p 12 Verifv no external leaks No leakage permitted Parker Hannifin Corporation Hvdraulic Pump Division Marvsville Ohio USA 57 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 060 075 100 140 Pump Test Procedure P1 PD Maintenance PERFORMANCE SPECIFICATIONS PUMP WITH LOAD SENSE COMPENSATOR STEP REFERENCE CONDITION 060 075 100 140 1 Rated Speed RPM 1800 1800 1800 1800 Load sense output flow setting f 4 at 50 2 bar 725 30 psi 60 63 Ipm 77 79 lpm 103 105 lpm 145 147 Ipm Allowable flow variation from 5 50 to 260 2 bar 725 to 3770 30 psi 56 66 lpm 73 83 lpm 99 109 Ipm 136 156 Ipm TEST PROCEDURE PUMP WITH LOAD SENSE COMPENSATOR STEP REFERENCE CONDITION REQUIRED VALUE MEASURED VALUE 1 Set the pump speed to 1800 RPM 1800 rpm 2 Record input oil temperature 43 54 C 110 130 F 3A Set output load prssure to 50
40. E 18033 0K S2E 18486 0K S2E 18490 0K CCW Mobile P1 w op 16506 ok S2E 19210 0K S2E 19236 0K VW ka a Ripple Chamber CW Industrial PD S2E 18712 0K S2E 19121 0K S2E 19069 0K S2E 18700 0K S2E 18483 0K S2E 18487 0K S2E 18491 0K CW Industrial PD w Ripple Chamber S2E 19207 0K S2E 19211 0K S2E 19126 0K kk kk kk kk CCW Industrial PD S2E 18713 0K S2E 19122 0K S2E 19070 0K S2E 18701 0K S2E 18484 0K S2E 18488 0k S2E 18492 0K CCW Industrial PD w Ripple Chamber S2E 19208 0K S2E 19212 0K S2E 19127 0K kk kk kk kk Rotating Group Kit includes barrel s a pistons retainer washer pins port plate Torque Limiter Control Kits 045 060 075 100 140 Torque Limiter Kit for AMT Control S2E 19102 5 S2E 19033 5 S2E 18720 5 S2E 18888 5 S2E 18963 5 Torque Limiter Kit for ALT Control See Note ud E Se Torque Limiter Kit for LOT iid A S2E 18721 5 S2E 18759 5 S2E 18739 5 Torque Limiter Kits includes cartridge assembiv tubing and fittings Note AM control can be converted to an AL control with conversion kit S2E 19117 0 European customers will receive a solid spool in this kit US customer will receive a set screw to plug orifice in spool Parker Hannifin Corporation Hvdraulic Pump Division Marvsville Ohio USA 27 Medium Pressure Axial Piston Pumps P1 PD Maintenance Bulletin HY28 2665
41. Petroleum jelly can be used to hold pins in place while installing remaining parts Place barrel on fixture with pin side down Install backup washer and hold down spring Compress spring in press and install snap ring Caution Make sure snap ring is properly seated in the groove prior to removing the barel from the press Parker Hannifin Corporation Hydraulic Pump Division 50 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN 060 075 100 140 Pump Maintenance PUMP ASSEMBLY PROCEDURE Continued Medium Pressure Axial Piston Pumps P1 PD Maintenance Axial movement Figure 3 Chart 2 Shim Thickness Selection Measured Differential Shim Displacement Minimum Maximum Thickness 060 075 100 140 3 07 mm 121 in 3 12 mm 123 in 3 04 mm 1196 in 03E 95262 0 03E 95268 0 03E 95265 0 3 15 mm 124 in 3 22 mm 126 in 3 12 mm 1228 in 03E 95263 0 03E 95269 0 03E 95266 0 3 23 mm 127 in 3 29 mm 129 in 3 20 mm 1259 in 03E 95264 0 03E 95270 0 03E 95267 0 3 30 mm 130 in 3 36 mm 132in 3 28 mm 1291 in 03E 93180 0 03E 94148 0 03E 93260 0 3 37 mm 133 in 3 44 mm 135 in 3 36 mm 1323 in 03E 93566 0 03E 94149 0 03E 93970 0 3 45 mm 136 in 3 51mm 138 in 3 44 mm 1354in 03E 93567 0 03E 94150 0 03E 93971 0 3 52 mm 139in 3 62 mm 142 in 3 52 mm 1386 in 03E 93568 0 03E 94151 0 03E 93972 0 3 63 mm 143 in
42. X73 Socket head cap screw 82 2 234X7 Washer 83 1 03E 95249 0 Position sensor spacer 84 1 O3E 95201 0 Shaft position connector 18 and 45 thru 75 03E 95545 0 Shaft position connector 28 03E 95205 0 Shaft position connector 100 and 140 85 1 789764 Seal 86 1 675 00904 0 O Ring Seal 87 1 108X4V O Ring boss plug 88 1 S13 40266 0 Check Valve 89 1 S2E 19182 5 External Servo Assembly 90 1 03E 95347 0 External servo manifold 91 1 S2E 19174 5 Maximum pressure valve CCW S2E 19173 5 Maximum pressure valve CW 92 12 605 10069 0 O Ring Seal 93 1 517 00178 5 Proportional valve 0 disp default CW 517 00180 5 Proportional valve max disp default CW 517 00179 5 Proportional valve 0 disp default CCW 517 00181 5 Proportional valve max disp default CCW 94 8 350 10167 0 Lock Washer 95 4 361 07360 8 Socket head cap screw 210x105 Socket head cap screw 210x110 Socket head cap screw 96 1 325 36002 0 Roll Pin 97 1 S13 40266 0 Check Valve 98 1 03E 94859 0 Cam pin 99 1 S2E 19190 0K Position sensor mating connector 100 1 S2E 19254 0 Electronic control unit not shown 101 1 S2E 19192 5K Pressure sensor kit UNC threads not shown S2E 19523 5K Pressure sensor kit BSPP threads not shown 102 1 S2E 19191 0K Prerssure sensor mating connector not shown 103 1 S2E 19179 0 12 Pin cable assembly 104 1 S2E 19259 0 CAN communication cable 105 1 S2E 19180 0 Control communcation cable 106 1 1210694 Standard Coil 107 1 121459 Gasket Item 89 includes items 86 87 88 90 92
43. aerospace climate control electromechanical filtration fluid 8 gas handling pneumatics process control sealing amp shielding ta P1 PD Series 18cc to 140cc Medium Pressure Axial Piston Pumps Variable Displacement Service Information Bulletin HY28 2665 02 SVC EN Effective January 1 2014 ENGINEERING YOUR SUCCESS The product information specifications and descriptions contained in this publication have been compiled for the use and convenience of our customers from information furnished by the manufacturer and we can not and do not accept any responsibility for the accuracy or correctness of any description calculation specifica tion or information contained herein No such description calculation specification or information regarding the products being sold has been made part of the basis of the bargain nor has same created or amounted to an express warranty that the products would conform thereto We are selling the goods and merchandise illustrated and described on this publication on an as is basis and disclaim any implied warranty including any warranty of merchantability or warranty of fitness for any particular purpose whatsoever with respect to the goods and mer chandise sold All manufacturer warranties shall be passed on to our customers but we shall not be responsible for special indirect incidental or consequential damages resulting from the use of any of the products or info
44. all the spherical guide ball into the hold down plate While holding the guide ball against the hold down plate install the pistons into the barrel Install the locating pin on the port block face Apply Loctite Primer 7469 to the guide threads and allow to dry Install unlu bricated o rings on the control guide and bias guide Apply Loctite 272 to the guide threads For right hand rotation the control guide is installed nearest to the dowel pin figure 4A For left hand rotation the bias guide is installed nearest to the dowel pin figure 4B Torque the control and bias guides as specified in Chart 3 Figure 4A Figure 4B Port block with Port Block with Right Hand configuration Left Hand configuration Apply light oil film to control piston and install it in the control guide bore NOTE The 140 size has a lubrication hole in the piston Confirm that the hole is facing the port block The control piston has nonsymmetrical lubrication grooves The end with the closest grooves must be installed towards the port block Apply light oil film to the bias piston Install the bias spring and the bias piston in the bias piston guide bore Apply a light layer of petroleum jelly to the back surface of the port plate Install the port plate on the port block lining up the slot on the port plate with the locating pin Parker Hannifin Corporation Hydraulic Pump Division 52 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN 060 075 100 140 P
45. and install it in the control guide bore Apply light oil film to the bias piston Install the bias spring and the bias piston in the bias piston guide bore 9 Apply a light layer of petroleum jelly to the back surface of the port plate Install the port plate on the port block lining up the slot on the port plate with the locating pin Refer to Figure 6 Industrial port plates note slot length and quantity Mobile port plates CCW port plates CW port plates Figure 6 10 Install the large o ring in the groove on the port block Install the three teflon o rings on the pressure communication ports of the port block Parker Hannifin Corporation Hydraulic Pump Division 40 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN 018 028 045 Pump Maintenance PUMP ASSEMBLY PROCEDURES Continued n 12 13 14 Chart 3 Pump Housing bolt 15 torque 018 51 Nm 38 ft Ibs 028 70 Nm 52 ft Ibs 045 85 Nm 63 ft Ibs 16 Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA Medium Pressure Axial Piston Pumps P1 PD Maintenance Install the cam bearings in the cradle area of the housing The chamfer on the back of the bearing must face the outer wall of the housing Use Loctite Primer Grade T or other suitable primer on screws and mating threads in housing Apply Loctite 242 use sparingly to screw threads and install orifice screws to hold bearings in place Torque
46. as such SAE 127 4 C 88 C C 17T coupling ET Additional Control Options cat an T Torque Limiter Control PB Black Paint Used with AM AN or LO control options mandatory with W X aee rz Der ang Ween Shaft Options Keyed shaft SAE D 44 1 Keyed shaft ISO DIN 50MM Dia Shaft Rotation Electronic Control Options Lo 8 IT o NsECU D Proportional displacement control Proportional pressure control P Electronic valve with zero displacement default Electronic valve with max displacement default Electronic valve with zero displacement default and hydromechanical Pmax u Electronic valve with max displacement default and hydromechanical Pmax Electronic valve with zero displacement default CANBUS compatible Y Electronic valve with max displacement default CANBUS compatible Electronic valve with zero displacement default and hydromechanical Pmax CANBUS compatible Z Electronic valve with max displacement default and hydromechanical Pmax CANBUS compatible W X Y and Z only available with D and Y Parker Hannifin Corporation Hydraulic Pump Division 14 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Typical Characteristics Technical Data Medium Pressure Axial Piston Pumps P1 PD Maintenance
47. based on information provided by Buyer or directed to Products delivered hereunder for which the designs are specified in whole or part by Buyer or infringements resulting from the modification combination or use in a system of any Product sold hereunder The foregoing provisions of this Section shall constitute Sellers sole and exclusive liability and Buyer s sole and exclusive remedy for infringement of Intellectual Property Rights 20 Taxes Unless otherwise indicated all prices and charges are exclusive of excise sales use property occupational or like taxes which may be imposed by any taxing authority upon the manufacture sale or delivery of Products 21 Equal Opportunity Clause For the performance of government contracts and where dollar value of the Products exceed 10 000 the equal employment opportunity clauses in Executive Order 11246 VEVRAA and 41 C F R 88 60 1 4 a 60 741 5 a and 60 250 4 are hereby incorporated 2014 Parker Hannifin Corporation all rights reserved Bulletin HY28 2665 02 SVC EN Effective 1 14 Parker Hannifin Corporation Hydraulic Pump Division 14249 Industrial Parkway Marysville OH 43040 USA phone 937 644 4435 fax 937 642 3639 WWW parker com
48. by Buyer In no event will Buyer acquire any interest in apparatus belonging to Seller which is utilized in the manufacture of the Products even if such apparatus has been Specially converted or adapted for such manufacture and notwithstanding any charges paid by Buyer Unless otherwise agreed Seller shall have the right to alter discard or otherwise dispose of any special tooling or other property in its sole discretion at any time Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 11 Buyer s Obligation Rights of Seller To secure payment of all sums due or otherwise Seller shall retain a security interest in the goods delivered and this agreement shall be deemed a Security Agreement under the Uniform Commercial Code Buyer authorizes Seller as its attorney to execute and file on Buyer s behalf all documents Seller deems necessary to perfect its security interest Seller shall have a security interest in and lien upon any property of Buyer in Sellers possession as security for the payment of any amounts owed to Seller by Buyer 12 Improper Use and Indemnity Buyer shall indemnify defend and hold Seller harmless from any claim liability damages lawsuits and costs including attorney fees whether for personal injury property damage patent trademark or copyright infringement or any other claim brought by or incurred by Buyer Buyer s employees or any other person arising out of a improper selection improp
49. cuit problems are often interrelated An improper circuit may operate with apparent success but will cause failure of a particular component within it The component failure can be the effect not the cause of the problem This general guide is offered to help in locating and eliminating the cause of problems by studying their effects Effect of Trouble Possible Cause Fault Which Needs Remedy leak in inlet line low fluid level turbulent fluid air in fluid return lines above fluid level gas leak from accumulator excessive pressure drop in the inlet line from a pressurized reservoir inlet line strainer acting as air trap fluid too cold fluid too viscous fluid too heavy S shaft speed to high Avg TOI a inlet line too small rotating group l noisv pump inlet strainer too small inlet strainer too dirtv operating altitude too high inlet pressure too low faultv installation distortion in mounting misaligned shaft axial interference faultv coupling excessive overhung loads piston and shoe looseness or failure bearing failure incorrect port plate rotation eroded or worn parts in the displacement control mechanical fault in pump air in fluid see noisy pump above erosion on barrel ports and port plate A HOMER cavitation see noisy pump above cogging load mechanical considerations worn relief valve needed repairs worn compensator replace slow response
50. days of delivery No other claims against Seller will be allowed unless asserted in writing within 60 days after delivery or in the case of an alleged breach of warranty within 30 days after the date within the warranty period on which the defect is or should have been discovered by Buyer Any action based upon breach of this agreement or upon any other claim arising out of this sale other than an action by Seller for any amount due to Seller from Buyer must be commenced within thirteen months from the date of tender of delivery by Seller or for a cause of action based upon an alleged breach of warranty within thirteen months from the date within the warranty period on which the defect is or should have been discovered by Buyer 6 LIMITATION OF LIABILITY UPON NOTIFICATION SELLER WILL AT ITS OPTION REPAIR OR REPLACE A DEFECTIVE PRODUCT OR REFUND THE PURCHASE PRICE IN NO EVENT SHALL SELLER BE LIABLE TO BUYER FOR ANY SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR AS THE RESULT OF THE SALE DELIVERY NON DELIVERY SERVICING USE OR LOSS OF USE OF THE PRODUCTS OR ANY PART THEREOF OR FOR ANY CHARGES OR EXPENSES OF ANY NATURE INCURRED WITHOUT SELLER S WRITTEN CONSENT EVEN IF SELLER HAS BEEN NEGLIGENT WHETHER IN CONTRACT TORT OR OTHER LEGAL THEORY IN NO EVENT SHALL SELLER S LIABILITY UNDER ANY CLAIM MADE BY BUYER EXCEED THE PURCHASE PRICE OF THE PRODUCTS 7 Contingencies Seller shall not be liable for any default o
51. drical Bearing Figure 4 4 Apply a light film of oil into the piston bores Lightly lubricate the spherical surface of the guide ball Install the nine pistons into the bores in the hold down plate Install the spherical guide ball into the hold down plate While holding the guide ball against the hold down plate install the pistons into the barrel Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 39 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 018 028 045 Pump Maintenance P1 PD Maintenance PUMP ASSEMBLY PROCEDURES 5 Install the locating pin on the port block face Continued For 045 Apply Loctite Primer Grade T to guide threads and allow to dry Install unlubricated o rings on the control guide and bias guide Apply Loctite 271 to guide threads For left hand rotation the bias guide is installed near est to the dowel pin figure 5A For right hand rotation the control guide is installed nearest to the dowel pin figure 5B Torque the control and bias one guides as specified in Chart 2 For 018 028 The guides are identical and Pump Control and bias press fit into the holes Not shown in picture below guide torque 018 Press Fit Bias Piston 045 Picture BREATTIGEMD 028 Press Fit 045 142 Nm 105 ft Ibs Figure 5A Figure 5B Port Block with Left Port Block with Right Hand configuration Hand configuration Apply light oil film to control piston
52. e Pressure limiter 1160 30 4061 05 PSI 80 280 bar Mounting amp Ports SAE C Pilot SAE Flange Connection Ports with SAE Aux Ports SAE C Pilot Metric Flange Lo Connection Ports with BSPP Aux Ports KUN ee L2 ose AJ miN Dlead EPIS US limiter Connection Ports with Metric Aux Ports 1160 30 4061 05 PSI 80 280 bar Thru Drive Mounting Pad Coupling e Connection Ports with BSPP Aux Ports ane i z Pressure limiter 290 08 1160 30 PSI 20 80 bar Load sensing 145 04 435 11 PSI AP 10 30 bar AP with pressure limiter 1160 30 4061 05 PSI 80 280 bar iSO 125MM Piot Metie Flange Pilot operated pressure limiter with H __ NoThruDrive l ISO4401 interface amp SAE 4 Vent Port SAE 82 2 A 16 A 9T coupling c SAE C 2 Bolt Pilot SAE Flange Connection Ports with SAE Aux Ports Pilot operated pressure limiter with mechanical adjustment and SAE 4 Vent Port SAE C 2 Bolt Pilot SAE Flange i SAE 82 2 A 19 11T coupling Connection Ports with BSPP Aux Ports Pilot operated pressure limiter with mechanical and electrical adjustment 12 VDC SAE 101 2 B 22 B 13T coupling Pilot operated pressure limiter with SAE 101 2 B 25 B B 15T coupling mechanical and electrical adjustment 24 VDC SAE 101 2 B rotated 45 degrees Shaft Options 22 B 13T coupling SAE 101 2 B rotated 45 degrees Splined shant SAE CST See chart below for electronic control options 25 B B 15T coupling EZ
53. e housing Turn housing over Using installation tool T1 press the shaft seal in the seal bore Install the snap ring into the groove in the seal housing bore Using installation tool T5 press the rear bearing cup into the port block Insure that the cup is seated firmly against the bottom of the housing Install the front bearing cone and shaft into the housing Install the rear bearing cone on the shaft Install the port block onto the housing using housing bolts and tighten to 27 1 3 Nm 20 x 1 ft Ib Position the pump so shaft end is up Lay a parallel bar on the pump pilot Press down on the shaft and rotate it 3 5 times then measure the height of the shaft end to the parallel bar using dial calipers or a dial indicator Grasp the shaft and pull it up and rotate it 3 5 times Measure the height of the shaft end to the parallel bar Note if the shaft slips or falls the steps must be repeated to get an accurate measurement Figure 3 Subtract the larger from the smaller to get the differential gap Repeat the procedure three times Once recorded take the average of the three measurements With the average use chart 2 to determine the correct shim to install in the pump Rebuild the pump with the shaft bearings and selected shim Check end play then disassemble port block and continue with pump assembly If barrel hold down spring was removed during disassembly process install three pins to slots in barrel spline
54. ear on the spline area Parker Hannifin Corporation Hydraulic Pump Division 48 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN 060 075 100 140 Rework Limits Medium Pressure Axial Piston Pumps P1 PD Maintenance CHART 1 REWORK LIMITS Item Part number Component Tolerances Number 060 075 100 140 13 OSE 94055 0 03E 93151 0 03E 93801 0 03E 93963 0 Free height Page 20 Bias spring 141 5 mm 174 6 mm 212 3 mm 0 51mm H 5 57 in 6 87 in 8 36 in 0 020 in 20 Barrel hold 03E 94049 0 03E 93145 0 03E 93795 0 03E 93959 0 Free height Page 20 l dawn See 63 7 mm 72 2 mm 68 6 mm x 0 51 mm g pring 2 50 in 2 84 in 2 70 in 0 020 in Measure piston bore diameters in 3 places at the top middle and bottom The measure ments should not vary 23 by not more than Page 20 Barrel 03E 94036 0 03E 93129 0 03E 93783 0 03E 93242 0 0 010 mm 0 0004 in Maximum material to be removed when lapping is 0 0051 mm 0 0002 in Measure piston outside diamter in 3 places at 03E 94036 0 S2E 17003 0 S2E 17912 0 S2E 17323 0 Me 19P middle and bottom The measure Maximum end Maximum end Maximum end Maximum end eege ee eer Piston by more than 0 0102 aid ehod play 0 10 mm play0 10mm_ jplav0 13 mm play 0 13 mm mm 0 0004 in 0 004 in 0 004 in 0 005 in 0 005 in l 26 assembly Page 20 e Minimum Minimum Minimum Minimum Pad pIRy Donon pia Sold in
55. er application or other misuse of Products purchased by Buyer from Seller b any act or omission negligent or otherwise of Buyer c Seller s use of patterns plans drawings or specifications furnished by Buyer to manufacture Product or d Buyer s failure to comply with these terms and conditions Seller shall not indemnify Buyer under any circumstance except as otherwise provided 13 Cancellations and Changes Orders shall not be subject to cancellation or change by Buyer for any reason except with Seller s written consent and upon terms that will indemnify defend and hold Seller harmless against all direct incidental and consequential loss or damage Seller may change product features specifications designs and availability with notice to Buyer 14 Limitation on Assignment Buyer may not assign its rights or obligations under this agreement without the prior written consent of Seller 15 Entire Agreement This agreement contains the entire agreement between the Buyer and Seller and constitutes the final complete and exclusive expression of the terms of the agreement All prior or contemporaneous written or oral agreements or negotiations with respect to the subject matter are herein merged 16 Waiver and Severability Failure to enforce any provision of this agreement will not waive that provision nor will any such failure prejudice Seller s right to enforce that provision in the future Invalidation of any provision of this agreemen
56. eturned to the reservoir below the surface of the oil as far from the supply inlet as possible All fluid lines whether pipe tubing or hose must be adequate size and strength to assure free flow through the pump An undersize inlet line will prevent the pump from operating properly at full rated speed An undersize outlet line will cause back pressure and cause heat generation and increased noise Flexible hose lines are recommended If rigid piping is used the workmanship must be accurate to eliminate strain on the pump port block or to the fluid connections Sharp bends in the lines must be eliminated wherever possible All system piping must be cleaned and flushed before installing pump Make sure the entire hydraulic system is free of dirt lint scale or other foreign material Caution Do not use galvanized pipe Galvanized coating can flake off with continued use SYSTEM RELIEF VALVES Although the P1 PD series pumps have very fast off stroke compensator response system relief valves are recommended in all cases for safety considerations RECOMMENDED FLUIDS The fluid recommended for use in these pumps has a petroleum base and contains agents which provide oxidation inhibition and anti rust anti foam and de aerating properties as described in PARKER standard HF 1 Where anti wear additive fluids are specified see PARKER standard HF 0 VISCOSITY INDEX 90 V I minimum Higher values extend the range of operating temperature but may reduce t
57. gns of brinelling and damage to the key area Splined shafts may have a contact wear pattern but should not show excessive wear on the spline area NOTE Spinning on shaft for P1 PD 018 028 and 045 the cylindrical bearing should not have any signs of roller spalling brinelling or discoloration The bearing should be free to rotate without bind or rough feel COMPENSATOR INSPECTION NOTE The compensator is supplied as an assembly Individual parts are not Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA available If there is significant damage to any of the parts the complete compensator will need to be replaced Inspect the main compensator spool and the load sense spool for scratches or other damage Inspect the springs for proper free extension length see chart on page 30 Inspect the spool bores for damage Apply a light oil film on the appropriate spool and check its fit in the bore The spool should fit snugly in housing and not have any radial play 37 Darker Medium Pressure Axial Piston Pumps P1 PD Maintenance Bulletin HY28 2665 02 SVC EN 018 028 045 Pump Maintenance Chart 1 Rework Limits Item Number Component 018 Part No 028 Part No 045 Part No Tolerances 13 l 03E 94430 0 03E 94393 0 03E 94356 0 l Page 16 amp 17 Blas Spring 78 3 mm 87 5 mm iod mm ESP 20 Barrel Sprin 787635 03E 94387 0 03E 94350 0 Page 16 amp 17 pring 41 4 mm 39 5 mm 48 3 m
58. he service life of the fluid TEMPERATURE Determined by the viscosity characteristics of the fluid used Because high temperatures degrade seals reduce the service life of the fluid and create hazards fluid temperature should not exceed 110 C 230 F at the case drain MAINTENANCE The pump is self lubricating and preventative maintenance is limited to keeping system fluid clean by changing filters frequently Keep all fittings and screws tight Do not operate at pressures and speeds in excess of the recommended limit If the pump does not operate properly check the troubleshooting chart before attempting to overhaul the unit Overhauling may be accomplished by referring to the disassembly rework limits of wear parts and assembly procedures as provided in this service manual FLUID CLEANLINESS Fluid must be cleaned before and continuously during operation by filters that maintain a cleanliness level of ISO 20 18 14 Better cleanliness levels will significantly extend the life of the components As contaminant generation may vary with each application each must be analyzed to determine proper filtration to maintain the required cleanliness level Parker Hannifin Corporation Hydraulic Pump Division 4 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN General Information STARTUP PROCEDURE FOR NEW INSTALLATIONS Medium Pressure Axial Piston Pumps P1 PD Maintenance Read and understand the instruction manual Identify components a
59. heck Valve Stop Parker Hannifin Corporation Hydraulic Pump Division 24 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Volume Stop Control Medium Pressure Axial Piston Pumps P1 PD Maintenance Minimum and Maximum Volume Stop Item Qty 018 028 045 060 075 100 140 Description 54 1 362 11045 0 Adjusting Screw 55 1 334 00013 0 334 0001 1 0 Locknut Adjusting Screw 56 1 03E 93181 0 03E 93181 0 Volume Stop Plug 57 1 695 00908 0 695 00908 0 O ring Volume Stop Plug 58 1 618 15023 0 618 15023 0 Back Up Ring 59 1 695 0001 1 0 695 00011 0 O ring Volume Stop Rod 60 1 03E 94736 0 03E 95170 0 03E 93262 0 Volume Stop Rod 61 1 488 35018 0 488 35018 0 Plug No Volume Stop Not Shown 1 03E 95217 0 03E 95358 0 03E 93262 0 i Minimum Volume Stop Rod KIT S2E 19203 5 S2E 19204 5 S2E 19114 5 S2E 18987 5K S2E 18988 5K Adjustable Volume Stop KIT S2E 19608 5 S2E 19609 5 Use Above Kit Adjustable Minimum Volume Stop Maximum and minimum volume stops use the same components except where noted Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 25 Bulletin HY28 2665 02 SVC EN Seal Kits and Parts Kits Medium Pressure Axial Piston Pumps P1 PD Maintenance Thru Drive Pad Thru Drive Couplings Coupling 70 018 028 045 060 075 100 140 SE SAE A 9 Tooth S2E 19538 0 S2E 19364 0 03E 9494
60. hru drive 03E 94806 0 03E 94900 0 03E 94908 0 02 shaft option with thru drive 27 1 03E 94800 0 03E 94903 0 03E 94923 0 04 shaft option no thru drive 03E 94801 0 03E 94904 0 03E 94922 0 04 shaft option with thru drive 03E 94718 0 ki kl 06 shaft option no thru drive ii e WE 06 shaft option with thru drive 03E 94804 0 OSE 95166 0 03E 94990 0 08 shaft option no thru drive 03E 94762 0 03E 95492 0 03E 95197 0 08 shaft option with thru drive 28 1 S2E 19079 0 S2E 18414 0 S2E 18412 0 Cam 31 2 03E 94359 0 03E 94359 0 03E 94359 0 Bearing retainer Orifice 32 2 03E 94432 0 03E 94395 0 03E 94358 0 Cam bearing 33 1 kl kul ae Housing not sold seperatley 108X6 108X8 488 35055 0 Plug SAE ORB 34 2 Consult Parker Rep Plug BSPP Consult Parker Rep Plug ISO 35 2 695 00908 0 695 00908 0 695 00910 0 SAE O ring 38 1 787140 P2 060 3304 620 82125 5 Shaft Seal 39 1 256X535 256X544 356 65158 0 Seal Retainer 40 1 see separate compensator ordering information Compensator 41 2 324 30024 0 324 30024 0 324 30014 0 Cover dowel pin 42 1 216 10013 0 789814 230 82227 0 Port block bushing 43 1 230 82514 0 789815 230 82516 0 Cylindrical roller bearing 44 1 256X222 256X222 356 65159 0 External retaining ring shaft 45 1 256X544 256X544 356 65144 0 Internal retaining ring housing 46 1 108X4 108X4 108X4 Boss plug 47 1 695 00904 0 695 00904 0 695 00904 0 O ring denotes Item is included in the seal kit Darker Parker Hannifin Corporation Hydraulic Pump Divis
61. ial PD 03E 94413 0 03E 94969 0 03E 94341 0 Port plate clockwise mobile P1 9 1 03E 94416 0 03E 94970 0 03E 94342 0 Port plate counter clockwise mobile P1 03E 94963 0 03E 94376 0 03E 95374 0 Port plate CW industrial PD ripple chamber 03E 94964 0 03E 94377 0 03E 95080 0 Port plate CCW industrial PD ripple chamber 03E 94965 0 03E 94378 0 03E 95374 0 Port plate clockwise mobile P1 ripple chamber 03E 94966 0 03E 94379 0 03E 95375 0 Port plate CCW mobile P1 ripple chamber 10 2 sig ig 695 00912 0 Bias and control rod O ring 11 1 03E 94427 0 03E 94390 0 03E 94355 0 Bias Guide 12 1 03E 94428 0 03E 94391 0 03E 94354 0 Bias Piston 13 1 03E 94430 0 03E 94393 0 03E 94356 0 Bias Spring 14 1 OSE 94427 0 03E 94390 0 03E 94353 0 Control guide 15 1 OSE 94426 0 03E 94389 0 OSE 94352 0 Control piston 19 1 256X521 256X525 356 65144 0 Retaining ring internal 20 1 787635 OSE 94387 0 OSE 94350 0 Barrel hold down spring 21 2 786996 OSE 94388 0 OSE 94351 0 Barrel hold down washer 22 3 787000 03E 94386 0 03E 95903 0 Barrel hold down pin 23 1 03E 94717 0 03E 94375 0 03E 94338 0 Barrel 24 1 787002 03E 94385 0 03E 94348 0 Spherical washer 25 1 786994 03E 94384 0 03E 94347 0 Retainer plate 26 9 789641 S2E 18415 0 S2E 18413 0 Piston and shoe assembly 03E 94409 0 03E 94372 0 03E 94335 0 01 shaft option no thru drive 03E 94411 0 03E 94374 0 03E 94337 0 01 shaft option with thru drive 03E 94410 0 03E 94373 0 03E 94948 0 02 shaft option no t
62. in this document are hereby offered for sale by Parker Hannifin Corporation its subsidiaries or its authorized distributor This offer and its accepteance are governed by the provisions stated in the detailed Offer of Sale elsewhere in this document Bulletin HY28 2665 02 SVC EN Contents Contents General Information Start up Drocedure nn nn Troubleshooting re 1866 Model Ordering Codes ini aka ak p a GA Sa pp qa Ya CELERE ata 2866 Model Ordem COd6 is s dr gege kk ata Ra a gege B a as Model E usigioo 60cc Model Ordering Goodlip SE 75cc Model Ordering O10l0 senes ene nennen nennen seen nnne seen rennen nnne 100cc Model Ordering Code 140cc Model Ordering Code Technical data es et Nau d ccr e een RI eoa REMO UR EAE Parts Data 018 amp 028 pump exploded view 045 pump exploded view Parts list for 018 028 045 sss 060 075 100 amp 140 pump exploded view Parts list for 060 075 100 140 sss Electronic Control Exploded View Parts list for Electronic Control Case to inlet check valves Le Lena ena HA rttr semen nenne eres INIMNZIZZNZMMNNZZZZNMENNEEZE rennen nennen Viele E seal and ELE L compensator a a cede eov dea endis Greet enee EEN ENEE REENEN NEEN deg AE AF AL AM AN Gompensator Assembly Disassembly information Compensator disassembly ins
63. ing the compensator assembly on the pump housing Additional fluid may drain out of the passages when the compensator is removed Set compensator aside for later disassembly and inspection Remove the bolts attaching the port block to the main housing Carefully remove the port block Use caution to avoid dropping the port plate Note the location of the bias spring piston assembly and the control piston assembly The control piston bias piston and bias spring may remain in pump when port block is removed Remove and discard the three white Teflon seals on the port block These seals should be replaced each time the pump is disassembled 7 Remove the control piston and the bias piston spring assembly NOTE For rotation change only do not disassemble further proceed to step 14 8 Position the pump horizontally and remove the rotating group Avoid separating the pistons from the barrel if possible This will assist in identifying damage between an individual piston and bore during component inspection 8a If completing a seal change or complete overhaul on a 045 pump turn housing over and remove the snap ring and shaft seal from the housing before moving on to step 9 9 Remove cam from housing See Figure 2 ae Large Pocket Pressure control side of pump Figure 2 Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 35 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 018 028
64. insure it is still within limits Examine bores in cylinder for scratches Check diameter of bores in 4different locations including near the bottom of the barrel where the piston does not travel If the dimensions vary by more than 0 0102 mm 0 0004 in or any di mension exceeds the allowable limit the barrel needs to be replaced Examine the barrel face for scratches and gouges The barrel canbe reworked if dimen sions are with specifications listed in chart 1 The port plate can be lapped lightly if the face is only lightly scratched otherwise it should be replaced Examine the retainer plate in the area of contact with the piston shoes Any marks beyond light polishing indicate that replacement is necessary Check the surface of the spherical area of the retainer plate and the spherical guide ball Inspect the back surface of the spherical guide ball where the load pins make contact If indentations are present replace the guide ball Examine cam on top and bottom surface If scratches or gouges appear to penetrate the surface treatment the cam must be replaced The cam bearings cannot be reworked and should be replaced if worn through the Teflon surface Both the bias piston and the compensator piston should move freely in their respective bores The pistons and bores should be free of scratches or gouges The seal area of the drive shaft should be smooth and not have marks due to seal wear Keyed shafts should be inspected for si
65. ion 18 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps Notes P1 PD Maintenance Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 19 Medium Pressure Axial Piston Pumps P1 PD Maintenance Bulletin HY28 2665 02 SVC EN 060 075 100 140 Pump Parts Medium Pressure Axial Piston Pumps P1 PD Maintenance IEN A QTY 060 PART 075 PART 100 PART 140 PART 4 DESCRIPTION 1 361 13250 0 361 13270 0 361 14290 0 361 15270 0 Socket head cap screw 2 xd 361 13250 0 X id Socket head cap screw 075 only 3 Contact factory for port block ordering information Port Block 4 675 00164 0 675 00165 0 675 00169 0 675 00173 0 Port block O Ring 5 488 35001 0 488 35001 0 488 35001 0 488 35001 0 Boss Plug not shown 6 695 00904 0 695 00904 0 695 00904 0 695 00904 0 O ring boss plug 7 324 30014 0 324 30014 0 324 30014 0 324 30014 0 Port Plate Pin 8 605 10077 0 605 10077 0 605 10070 0 605 10070 0 O Ring OSE 94038 0 OSE 93169 0 OSE 93785 0 OSE 93252 0 Port plate clockwise industrial PD 9 03E 94039 0 OSE 93170 0 03E 93786 0 OSE 93253 0 Port plate counter clockwise industrial PD 03E 94040 0 OSE 93171 0 03E 93787 0 O3E 93254 0 Port plate clockwise
66. itrate the dispute 19 Indemnity for Infringement of Intellectual Property Rights Seller shall have no liability for infringement of any patents trademarks copyrights trade dress trade secrets or similar rights except as provided in this Section Seller will defend and indemnify Buyer against allegations of infringement of U S patents U S trademarks copyrights trade dress and trade secrets Intellectual Property Rights Seller will defend at its expense and will pay the cost of any settlement or damages awarded in an action brought against Buyer based on an allegation that a Product sold pursuant to this Agreement infringes the Intel lectual Property Rights of a third party Seller s obligation to defend and indemnify Buyer is contingent on Buyer notifying Seller within ten 10 days after Buyer becomes aware of such allegations of infringement and Seller having sole control over the defense of any allegations or actions including all negotiations for settlement or compromise If a Product is subject to a claim that it infringes the Intellectual Property Rights of a third party Seller may at its sole expense and option procure for Buyer the right to continue using the Product replace or modify the Product so as to make it noninfringing or offer to accept return of the Product and return the purchase price less a reasonable allowance for depreciation Notwithstanding the foregoing Seller shall have no liability for claims of infringement
67. le with D and Y Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 9 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps P1 PD 45cc Model Ordering Code P1 PD Maintenance Pump Open Circuit Shaft Single Shaft Fluorocarbon Additional Adjustable Thru Drive Special Series Options Shaft Rotation Seal Material Control Displacement Mounting Features Seal RES Design Control Options Stops Pad amp Displacement Mounting Configuration Letter Options p Coupling Ascc rev amp Ports Port 2 75 in rev Orientation Port Paint Type Control Options Port Orientation Pressure limiter 1160 30 4061 05 PSI 80 280 bar R Side ported with ripple chamber End Ports Mobile Industrial Mounting amp Ports Pressure limiter Side ported with through drive 290 08 1160 30 PSI 20 80 bar Load sensing 145 04 435 11 PSI AP SAE B Pilot with SAE A NE LO 10 30 bar AP with pressure limiter P Threaded or Flange Work Ports qs eL PSI 80 280 bar For E amp R Port Orientation Only with SAE Aux Ports Load sensing 145 04 435 11 PSI AP o None SAE B Pilot with Metric i imi l D Threaded or Metric Flange Work Ports 2 EG 30 bar AF With bleed amp pressure limiter Adjustable maximum displacement stop Adjustable Displacement Stops with BSPP Aux Ports 1160 30 4061 05 FSI 80 280 bar 2 Adjustable minimum displacement stop i ilot operated pressure limite
68. load sense com pensator spring cap with spring seat seal piston Remove the spring Remove the spring seat Remove the o ring boss access plug on the opposite side of the compensator Remove the load sense compensa tor spool NOTE the load sense compensator spool and spring are not interchangeable with the main compensator spool and inner spring of the main compensator 4 Remove all SAE o ring boss access plugs COMPENSATOR INSPECTION NOTE The compensator is supplied as an assembly Individual parts are not available If there is significant damage to any of the parts the complete compensator will need to be replaced 1 Inspect the main compensator spool and the load sense spool for scratches or other damage 2 Inspect the springs for proper free extension length see chart below Inspect the spool bores for damage Apply a light oil film on the appropriate spool and check its fit in the bore The spool should fit snugly in housing and not have any radial play COMPENSATOR SPRING FREE LENGTH Type RE Component Tolerances C L 5 Main compensator spring inner Free height 25 940 5mm 1 020 0 020 in CO LO L2 4 Main compensator spring outer Free height 39 0 7mm 1 535 0 028 in L 17 Load Sense spring Free height 14 0 4mm 0 551 0 016 in R 6 Bias spring Reference item numbers on page 26 Parker Hannifin Corporation Hydraulic Pump Division 32 Marysville Ohio USA Bulletin HY28 266
69. lot operated pressure limiter with o Flange Ports mechanical and electrical adjustment 24 VDC 2 Threaded Ports 04 ISO keyed 25MM Dia 08 Splined shaft SAE B 13T See chart below for electronic control options Not functional control as such SES Additional Control Options R Clockwise o No other options Counterclockwise 2 o eme O A SAE 822 A 16 A 9T coupling H SAE822 A 19 11T coupling B SAE 101 2 B 22 B 13T coupling Q SAE 101 2 B 25 B B 15T coupling Displacement sensor E A mandatory with W X Configuration nyse n DH ang MY IM Mobile P1 S industrial PD Cales s a Electronic Control Options o oeu D Proportional displacement conta Proportional pressure and displacement control Electronic valve with zero displacement default T Electronic valve with max displacement default S Electronic valve with zero displacement default and hydromechanical Pmax Electronic valve with max displacement default and hydromechanical Pmax W Electronic valve with zero displacement default CANBUS compatible Electronic valve with max displacement default CANBUS compatible ma Electronic valve with zero displacement default and hvdromechanical Pmax CANBUS compatible Electronic valve with max displacement default and hvdromechanical Pmax CANBUS compatible W X Y and Z only availab
70. m SAE Spline Shafts LA HE eB ap 14T C 14T C 171 CC 13T D Weight End Port kg Ib 13 4 29 5 17 7 39 0 23 50 29 64 30 66 51 112 66 145 Side Port kg Ib 14 2 31 3 18 1 40 0 24 52 30 67 31 68 53 117 67 147 Thru Drive kg Ib 22 48 27 59 34 75 35 77 55 121 82 180 Moment of Inertia kg mm 760 1555 3208 4548 5041 12027 21400 Moment of Inertia Thru Drive komm NA 1618 3268 4687 5207 12402 22343 Typical Control Reponse Times Intermittent pressure is defined as less than 10 of operation time not exceeding 6 successive seconds Typical Control For max volume stops Response Time ms Pump Size Stroke reduction per turn P 060 6 76 P 018 9 Control Description Pump Operating Condition 018 028 045 060 075 100 140 P 075 6 2 P 028 8 2 Maximum Displacement to Zero 25 25 25 37 21 26 30 P 100 5 5 P 045 7 5 C Pressure Limiter Zero Dizol Maxi F ii i i2 P 140 4 8 ero Displacement to Maximum 80 80 06 9 89 08 5 Control Adjustment Sensitivity l Load Sensi Maximum Displacement to Zero 40 40 30 54 40 48 45 e Load Sense 28 Bar Turn oad Sensin Zero Displacement to Maximum 70 70 120 186 97 189 280 Pressure Compensator 80 to 280 i Maximum Displ t to Z 25 25 46 43 37 39 40 bar range 301430 Baw lumi A Pilot Operated aximum Displacement to Zero Pressure Compensator 20 to 8
71. m Free Height 0 2mm 789519 S2E 18415 0 S2E 184130 0 EM dean Max End Play Max End Play Max End Play P i Measurement should 0 10 mm 0 07 mm 0 10 mm 26 not vary by more than Page 16 amp 17 Peon Min Shoe Min Shoe Min Shoe SEO Flange Flange Flange Thickness Thickness Thickness Fna Play bstwaan piston and shoe should not 2 97 mm 3 98 mm 4 98 mm exceed value shown Measure piston bore ID in 3 places top middle bottom Measurement 23 should not vary by more Barrel 03E 94717 0 03E 94375 0 03E 94338 0 than 0 01 mm Page 16 amp 17 Max material to be removed by lapping is 0051 mm P Max 4 03E 93158 0 TN Page 28 amp 30 Compensator 29 mm Free Height 0 7mm Spring Outer P Max 5 03E 93159 0 EP Page 28 amp 30 Compensator 26 mm Free Height 0 5mm Spring Inner 17 Load Sense O3E 93825 0 e Page 28 Spring den Free Height 0 4mm 38 Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 018 028 045 Pump Maintenance P1 PD Maintenance PUMP ASSEMBLY PROCEDURES For major overhauls all plugs should be removed and the seals replaced Prior to assembly all parts should be thoroughly cleaned Assembly should be performed in a clean work environment Do not use bearing grease during installation Grease does not dissolve in hydraulic oil and may plug orifices or filters in the system Clean petroleum jelly is preferred
72. mp Shaft Single Shaft Additional Adjustable Thru Drive Special Series Options Shaft Rotation Control Displacement Mounting Features Seal RES Design Control Options Stops Pad amp Displacement Mounting Configuration Letter Options Coupling 100cc rev amp Ports Port 6 1 in rev Orientation Flange Paint Ports bi Mobile Configuration Port Orientation Mobile P1 Industrial PD End Ports Side Ports Industrial Open Circuit P Open Circuit One Side of Center Open Circuit 100 over Center Mounting amp Ports SAE C Pilot SAE Flange Connection Ports with SAE Aux Ports SAE C Pilot Metric Flange Connection Ports with BSPP Aux Ports ISO 125MM Pilot Metric Flange Connection Ports with Metric Aux Ports ISO 125MM Pilot Metric Flange Connection Ports with BSPP Aux Ports Shaft Options H Splined shaft SAE C C 17T Keyed shaft SAE C C 38 1 Splined shaft SAE C 14T PR cows Control Options nm l Not functional control as such Universal Side Ports with Thru Drive Adjustable Displacement Stops For E amp S Port Orientation Only o Noe Adjustable maximum displacement stop Adjustable minimum displacement stop Pressure limiter 1160 30 4061 05 PSI 80 280 bar Pressure limiter 290 08 1160 30 PSI 20 80 bar Load sensing 145 04 435 11 PSI AP 10 30 bar AP with pressure limiter 1160 30 4061 05 PSI 80 280 bar Load sensing 145 04 435 11 PSI AP
73. nd their function Visually inspect components and lines for possible damage Insure that all necessary ports are properly connected Check reservoir for cleanliness Drain and clean as required Check fluid level and fill as required with filtered fluid to a minimum ISO cleanli ness level of 20 18 14 Fill pump case with clean oil prior to starting f pump is mounted vertically with the shaft up bleed the air out the D1 drain port located near the mounting flange Check alignment of drive Check oil cooler and activate it if included in circuit Check fluid temperature Reduce pressure settings of compensator and relief valve Make sure accurate pressure readings can be made at appropriate places f solenoids in system check for actuation Jog the pump drive Check for proper shaft rotation Make sure pump fills properly Start the pump drive Bleed system of air Recheck fluid level Cycle unloaded machine at low pressure and observe actuation at low speed if possible Increase pressure settings gradually in steps Check for leaks in all lines espe cially in pump and motor inlet lines Make correct pressure adjustments Gradually increase speed Be alert for trouble as indicated by changes in sounds system shocks and air in fluid Equipment is operational Typical Ajustment Ranges and Initial Settings unless customer specified at time of order
74. nge Connection Ports with BSPP Aux Ports SAE C 2 Bolt Pilot SAE Flange BSPP Threaded Ports ilot operated pressure limiter with mechanical and electrical adjustment 24 VDC See chart below for electronic control options Available only on E port and D mount Thru Drive Mounting Pad Coupling 0 No Thru Drive SAE 82 2 A 16 A 9T coupling SAE 82 2 A 19 11T coupling Shaft Options Not functional control as such Additional Control Options 0 Noctheropions 2 01 Splined shaft SAE C 14T Keyed shaft SAE C 32 1 KEY Keyed shaft ISO DIN KEY 32MM Dia Shaft Rotation R Clockwise Counterclockwise SAE 101 2 B 22 B 13T coupling Displacement sensor SAE 101 2 B 25 B B 15T coupling T Torque Limiter Control Used with AM AN or AL control options SAE 101 2 B rotated 45 degrees mandatory with W X 22 B 13T coupling nytt rz pn ang eye SAE 101 2 B rotated 45 degrees 25 B B 15T coupling C SAE 127 4 C 32 C 14T coupling ow wr Ps Beran Configuration Mobile P1 Industrial PD Electronic Control Options IT o jj KSE D Proportional displacement control Proportional pressure control Electronic valve with zero displacement default Electronic valve with max displacement default Electronic valve with zero displacement default and hydromechanical Pmax u
75. nly Compensator Part Number Medium Pressure Axial Piston Pumps P1 PD Maintenance Outer spring used CO only Inner spring used for both CO and C1 versions Rotation 40 280 bar 1150 4000 psi 20 80 bar hen 1150 psi CW S2E 17904 5 T S2E 18285 5 T CCW S2E 17905 5 T S2E 18286 5 T pee Quantity Description NOTES Tightening Torque 1 1 Compensator body CW rotation Compensator body CCW rotation 2 1 Spool 3 1 Spring seat 4 1 Outer spring CO versions only 5 1 Inner spring 6 1 Spring seat amp piston 7 1 Seal piston o ring 8 1 Spring cap o ring 9 1 Spring cap 115 7 N m 85 x 5 ft lbs 10 1 Adjusting screw 11 1 Adjusting screw locknut 7 9 x 0 8 N m 70 7 in Ibs 12 1 Socket set screw Loctite 242 3 4 0 4 N m 30 3 in Ibs 13 4 Hex mounting screw 5 0 0 3 N m 45 3 in Ibs 14 1 SAE 2 o ring 15 1 Hardened SAE 2 o ring boss plug 4 0 0 6 N m 35 5 in Ibs 17 4 Teflon O ring 18 1 Roll pin 19 1 Teflon O ring Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps AL AM AN AE AF Compensator P1 PD Maintenance NOTE Individual parts are not available The compensator is sold as a complete assembly only Compensator Part Number Rotation AM AN AL AE AF CW S2E 18745 5T S2E 18743 5T S2E 1910
76. one or both remove the tapered roller bearing cup from the port block If complete overhaul or rotation change remove control piston and bias piston guides The control piston and bias piston guides are installed with anerobic thread lock Place the port block wih piston guides in oven at 163 C 325 F NOTE To prevent annealing of heat treated surfaces DO NOT USE A TORCH TO HEAT PISTON GUIDES Tra Large Pocket N Pressure control side of pump 47 Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 060 075 100 140 Pump Maintenance P1 PD Maintenance PUMP INSPECTION PROCEDURE Carefully clean and dry all parts prior to inspection Refer to chart 1 for dimensional information regarding allowable tolerances 1 Examine piston diameters for scratches or gouges If any piston is severely damaged note which piston bore it came out of Extra attention should be given to that bore in step 2 Check end play of piston shoe assembly Check the bottom surface of the shoes for damage The shoe surface should be square and flat Measure the thickness of the shoe Shoes may be lapped as a set if the thickness is within allowable limits Confirm shoe thickness after lapping to insure it is still within limits 2 Examine bores in cylinder for scratches Check diameter of bores in 4 differ ent locations including near the bottom of the barrel where the piston does not travel If the dimensions vary by more than 0 0102
77. onversion disassembly should be done only as far as necessary to complete conversion Disassembly and reassembly should be performed in a clean environment Caution Spring assemblies in the pump are normally set under high compression and bodily injury may occur if caution is not taken during disassembly It is usually not necessary to replace spring 20 fitted in cylinder barrel Do not replace the spring unless absolutely necessary After disassembly the internal parts should be coated with a film of clean oil and protected from dirt and moisture It is recommended that the length of the protruding portion of the compensator adjusting screws on the control 40 be measured and noted as this information will prove useful during assembly Care must be taken to avoid dropping damaging or contaminating the machined parts and the control valve For complete overhaul all o rings and seals should be discarded and replaced 1 Identify the pump from information on the data tag Figure 1 00003 WWWEWIV Figure 1 Parker Hannifin Corporation Hydraulic Pump Division 34 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 018 028 045 Pump Maintenance P1 PD Maintenance PUMP DISASSEMBLY 2 Drain fluid from housing Fluid drained from pump should be disposed of Continued properly 3 Mount pump in fixture to prevent movement while removing main housing bolts 4 Remove bolts hold
78. pection Compensator assembly sse 018 028 045 disassembly sese 0183 028 045 INSPSCUOMN RP 018 028 045 rework Immtte 018 028 045 assembhy cece ee ee eee eeeeeeeee teens 018 028 045 assembly tools oir eer ee bete Ro qe ENARE EENE de aea RE Mie ER EAE ERAS SEXE deere 018 028 045 test procedure eee eee ee eee eee ee hne sesee ie EHEIEEEMEEEMMMINNNNNZZNEEHEMEME qaneeeeeeeees 960 075 100 140 disassembly i hed ened dees AERA Pent chee ban coda wane aca yen CP EROR Ue L cl te khu ao Leg vka 060 075 100 140 Ipepechon 060 075 100 140 rework limits i eegene e d essen c zee ca op ae veda ng P Sb ee eerta a ieee 060 075 100 140 assemblv 060 075 100 140 assembly 10018 iii iwa e rtr eg gn deen Seege e ER Fe x ERN EU E X ERR L a Ks oe Ex vA 060 075 100 140 test procedure Conversions and Iormulas eene Offer of sale Im eene Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA Medium Pressure Axial Piston Pumps P1 PD Maintenance Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps General Information P1 PD Maintenance MOUNTING These pumps are designed to operate in any position The pump shaft must be in alignment with the shaft of the source driver and should be checked with a dial indicator The mating pilot bore and coupling must be concentric This concentricity is partic
79. ponsible for any damages resulting from any delay Regardless of the manner of shipment title to any products and risk of loss or damage shall pass to Buyer upon tender to the carrier at Sellers facility i e when it s on the truck it s yours Unless otherwise stated Seller may exercise its judgment in choosing the carrier and means of delivery No deferment of shipment at Buyers request beyond the respective dates indicated will be made except on terms that will indemnify defend and hold Seller harmless against all loss and additional expense Buyer shall be responsible for any additional shipping charges incurred by Seller due to Buyer s changes in shipping product specifications or in accordance with Section 13 herein 4 Warranty Seller warrants that the Products sold hereunder shall be free from defects in material or workmanship for a period of eighteen months from the date of delivery to Buyer The prices charged for Sellers products are based upon the exclusive limited warranty stated above and upon the following disclaimer DISCLAIMER OF WARRANTY THIS WARRANTY COMPRISES THE SOLE AND ENTIRE WARRANTY PERTAINING TO PRODUCTS PROVIDED HEREUNDER SELLER DISCLAIMS ALL OTHER WARRAN TIES EXPRESS AND IMPLIED INCLUDING MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 5 Claims Commencement of Actions Buyer shall promptly inspect all Products upon delivery No claims for shortages will be allowed unless reported to the Seller within 10
80. r delay in performance if caused by circumstances beyond the reasonable control of Seller 8 User Responsibility The user through its own analysis and testing is solely responsible for making the final selection of the system and Product and assuring that all performance endurance maintenance safety and warning requirements of the application are met The user must analyze all aspects of the application and follow applicable industry standards and Product information If Seller provides Product or system options the user is responsible for determining that such data and specifications are suitable and sufficient for all applications and reasonably foreseeable uses of the Products or systems 9 Loss to Buyer s Property Any designs tools patterns materials drawings confiden tial information or equipment furnished by Buyer or any other items which become Buyer s property may be considered obsolete and may be destroyed by Seller after two consecutive years have elapsed without Buyer placing an order for the items which are manufactured using such property Seller shall not be responsible for any loss or damage to such property while it is in Sellers possession or control 10 Special Tooling A tooling charge may be imposed for any special tooling including without limitation dies fixtures molds and patterns acquired to manufacture Products Such special tooling shall be and remain Sellers property notwithstanding payment of any charges
81. r with me O 100MM Pilot Metric Aw 2 Adjustable maximum and minimum Threaded or Metric Flange Work Ports 04401 interface amp SAE 4 Vent Port displacement stop ilot operated pressure limiter with Load sensing only available with T Torque Limiter option i e ALT IS bid Not available with Thru Drive ISO 100MM Pilot Metric Threaded or Metric Flange Work Ports h Aux Ports i ith Aux Ports i Port Type wi ilot operated pressure limiter with echanical adjustment and SAE 4 Vent Port o Flange Ports 2 Threaded Ports ilot operated pressure limiter with echanical and electrical adjustment 12 VDC ilot operated pressure limiter with Thru Drive Mounting Pad Coupling eme A SAE 822 A 16 A 9T coupling H SAE822 A 19 11T coupling B SAE 101 2 B 22 B 13T coupling Q SAE 101 2 B 25 B B 15T coupling ow wr PB Black Paint Shaft Options Splined shaft SAE B B 15T Keyed shaft SAE B B 1 Dia Ce Ce Co Iso reyes mp SCH mechanical and electrical adjustment 24 VDC See chart below for electronic control options Splined shaft SAE B 13T Not functional control as such Shaft Rotation Additional Control Options No other options R Clockwise o L Counterclockwise 2 Displacement sensor Configuration Used with AM AN or AL control options Cm pme TTIE M A l a eal SAE Wenig Olan
82. rder for any item described in its document when communicated to Seller verbally or in writing shall constitute acceptance of this offer All goods or work described will be referred to as Products 1 Terms and Conditions Seller s willingness to offer Products or accept an order for Products to or from Buyer is expressly conditioned on Buyer s assent to these Terms and Conditions and to the terms and conditions found on line at www parker com saleterms Seller objects to any contrary or additional term or condition of Buyer s order or any other document issued by Buyer 2 Price Adjustments Payments Prices stated on the reverse side or preceding pages of this document are valid for 30 days After 30 days Seller may change prices to reflect any increase in its costs resulting from state federal or local legislation price increases from its suppliers or any change in the rate charge or classification of any carrier The prices stated on the reverse or preceding pages of this document do not include any sales use or other taxes unless so stated specifically Unless otherwise specified by Seller all prices are FO B Seller s facility and payment is due 30 days from the date of invoice After 30 days Buyer shall pay interest on any unpaid invoices at the rate of 1 5 per month or the maximum allowable rate under applicable law 3 Delivery Dates Title and Risk Shipment All delivery dates are approximate and Seller shall not be res
83. rma tion contained or described on this publication Further we reserve the right to revise or otherwise make product improvements at any time without notification KA WARNING USER RESPONSIBILITV FAILURE OR IMPROPER SELECTION OR IMPROPER USE OF THE PRODUCTS DESCRIBED HEREIN OR RELATED ITEMS CAN CAUSE DEATH PERSONAL INJURY AND PROPERTY DAMAGE This document and other information from Parker Hannifin Corporation its subsidiaries and authorized distributors provide product or system options for further investigation by users having technical expertise The user through its own analysis and testing is solely responsible for making the final selection of the system and components and assuring that all performance endurance maintenance safety and warning requirements of the application are met The user must analyze all aspects of the application follow applicable industry standards and follow the information concerning the product in the current product catalog and in any other materials provided from Parker or its subsidiaries or authorized distributors To the extent that Parker or its subsidiaries or authorized distributors provide component or system options based upon data or specifications provided by the user the user is responsible for determining that such data and specifications are suitable and sufficient for all applications and reasonably foreseeable uses of the components or systems OFFER OF SALE The items described
84. rt and moisture F tis recommended that the length of the protruding portion of the compensa tor adjusting screws be measured and noted as this information will prove useful during assembly G Care must be taken to avoid dropping damaging or contaminating the ma chined parts and the control valve H Forcomplete overhaul all o rings and seals should be discarded and re placed PUMP DISASSEMBLY PROCEDURE 1 Identify the pump from information on the data tag Figure 1 2 Drain fluid from housing Fluid drained from pump should be disposed of properly 3 Mount pump in fixture to prevent movement while removing main housing bolts 4 Remove bolts holding the compensator assembly on the pump housing Addi tional fluid may drain out of the passages when the compensator is removed Set compensator aside for later disassembly and inspection 5 Remove the bolts attaching the port block to the main housing Figure 1 Pump Data Tag Parker Hannifin Corporation Hydraulic Pump Division 46 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 060 075 100 140 Pump Maintenance P1 PD Maintenance PUMP DISASSEMBLY PROCEDURE 6 continued 10 11 12 13 14 15 16 Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA Carefully remove the port block Use caution to avoid dropping the port plate Note the location of the bias spring piston assembly and the
85. s 4 and 5 are required for load sense pump test Circuit 1 Parker Hannifin Corporation Hydraulic Pump Division 44 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN 018 028 045 Pump Test Procedure Medium Pressure Axial Piston Pumps P1 PD Maintenance PERFORMANCE SPECIFICATIONS PUMP WITH PRESSURE COMPENSATOR STEP REFERENCE CONDITION 018 028 045 1 Rated Speed 1800 1800 1800 4 Output Flow at minimum pressure 32 Ipm 491pm 80 Ipm minimum minimum minimum 5 Output Flow at rated pressure of 280 bar 30 Ipm 47 Ipm 77 Ipm minimum minimum minimum 6 Case leakage at rated pressure of 280 bar 1 6 Ipm 2 3 Ipm 5 3 Ipm 9 Case leakage when compensated at 280 bar 5 7 lpm 5 7 lpm 9 5 pm 10 Input Torque when compensated at 280 bar 17 5Nm 21 2 Nm 42 Nm 11 Output Flow when pressure reduced to 273 bar 30 Ipm 47 Ipm 77 lpm with compensator set at 280 bar minimum minimum minimum When using the A series compensators increase compensated case leakage by 2 3 Ipm TEST PROCEDURE PUMP WITH PRESSURE COMPENSATOR STEP REFERENCE CONDITION REQUIRED VALUE MEASURED VALUE 1 Set the pump speed to 1800 RPM 1800 rpm 2 Increase pump pressure compensator adjustment to maximum 3 Record input oil temperature 43 54 C 110 130 F 4 Set output load pressure to minimum e E Had Record output flow 99 periorman e cna 5 Set output load pressure to 280 2 bar She berormance chart
86. sch oN gt NOTE Items 4 and 5 are required for load sense pump test Circuit 1 Parker Hannifin Corporation Hydraulic Pump Division 56 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 060 075 100 140 Pump Test Procedure P1 PD Maintenance PERFORMANCE SPECIFICATIONS PUMP WITH PRESSURE COMPENSATOR STEP REFERENCE CONDITION 060 075 100 140 1 Rated Speed RPMK 1800 1800 1800 1800 4 Output Flow at minimum pressure 102 108 lpm 132 135 Ipm 174 182 lpm 243 257 Ipm 5 Output Flow at rated pressure of 280 bar 95 lpm min 126 lpm min 165 lpm min 233 lpm min 6 Case leakage at rated pressure of 280 bar 4 5 Ipm min 7 5 Ipm min 9 Ipm min 14 Ipm min 9 Case leakage ee at a80 11 lpm max 15 1 lpm max 15 9 Ipm max 16 7 lpm max 10 Input Torque when compensated at 280 38 9 Nm 49 6 Nm max 67 Nm max 96 6 Nm max bar max Output Flow when pressure reduced to A l 11 273 bar with compensator set at 280 bar 99 Ipm min 126 lpm min 165 lpm min 233 Ipm min When using the A series compensators increase compensated case leakage by 2 3 Ipm TEST PROCEDURE PUMP WITH PRESSURE COMPENSATOR STEP REFERENCE CONDITION REQUIRED VALUE MEASURED VALUE 1 Set the pump speed to 1800 RPM 1800 rpm 2 Increase pump pressure compensator adjustment to na maximum 3 Record input oil temperature 43 54
87. sets ton and shoe should not only shoe flange shoe flange shoe flange shoe flange exceed values shown thickness thickness thickness thickness 5 91 mm 5 91 mm 6 41 mm 6 41 mm Total material allowed to 0 233 in 0 233 in 0 252 in 0 252 in be remov d Hani shod face when lapping is 0 076mm 0 003 in Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 49 Darker Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 060 075 100 140 Pump Maintenance P1 PD Maintenance PUMP ASSEMBLY PROCEDURE For major overhauls all plugs should be removed and the seals replaced Prior to assembly all parts should be thoroughly cleaned Assembly should be performed in a clean work environment Do not use bearing grease during installation Grease does not dissolve in hydrau lic oil and may plug orifices or filters in the system Clean petroleum jelly is pre ferred to lubricate o rings and seals and to adhere parts for assembly NOTE For fluids other than petroleum based hydraulic oil insure that pe troleum jelly is compatible with the fluid If not compatible another product should be used instead Inspect all bearing surfaces and seal areas to insure that they are free from nicks dings scratches and rust 10 11 12 13 14 15 Using installation tool T2 press the front bearing cup into the bottom of the housing Make sure the cup is seated firmly against the bottom of th
88. ssure Axial Piston Pumps 018 028 045 Assembly Tools P1 PD Maintenance T1 Seal Installation Tool 133 mm 5 250 in 728 E In Bc e 80mm of L i 0 3150 in 3 0mm RADIUS a 12 in A B C all mm DIA DIA DIA 1 250 in DIA l 1 N BUT 06m X45 T T1 Seal installation tool A B C D 018 2 250 1 62 1 18 0 406 028 2 250 2 00 1 378 0 447 de A cL T3 Seal Guard B 6 4a i n E 0 05mm F 0 05 0 00mm DIA 0 002 in N DIA BORE 0 002 0 000 in hr BLEND RADIUS amp POLISH O D Pump Model A B C D E F 018 76 20 mm 50 80 mm 19 05 mm 15 28 82 mm 20 45 mm 01 02 04 Shafts 3 00 in 2 00 in 0 75 in 1 135 in 0 805 in 018 76 20 mm 50 80 mm 19 05 mm 15 28 82 mm 16 76 mm 06 Shaft 3 00 in 2 00 in 0 75 in 1 135 in 0 66 in 028 045 76 20 mm 50 80 mm 19 05 mm 15 38 10 mm 26 00 mm 01 02 04 Shafts 3 00 in 2 00 in 0 75 in 1 50 in 1 024 in 018 028 045 76 20 mm 50 80 mm 19 05 mm 15 28 82 mm 22 50 mm 08 Shaft 3 00 in 2 00 in 0 75 in 1 135 in 0 885 in Parker Hannifin Corporation Hydraulic Pump Division 42 Marysville Ohio USA Bulletin HY28 2665 02 SVC EN Medium Pressure Axial Piston Pumps 018 028 045 Assembly Tools P1 PD Maintenance T2 Front Bearing P1 PD045 Installation
89. ssure line down stream of the non compensating flow valve 4 Confirm direction of rotation for pump and drive are correct 5 Reduce the main compensator setting to minimum For units with L compensators advance the load sense compensator adjustment until it bottoms out and lock into position 6 Setmaximum volume stop if included to full displacement If minimum volume stop is included back adjustment all of the way out 7 If possible gradually increase pump speed to 1800 30 rpm with no load 8 Screw in compensator adjusting screw until it bottoms out with no pressure on system load relief valve 9 Break in pump at times and pressures listed below Adjust the load relief valve to the pressure listed for the times indicated After break in reduce compensator setting to 280 bar 4060 psi and adjust system load relief to cause pump to compensate three times to verify that pump compensates on and off stroke properly Time 30 seconds 30 seconds 30 seconds Pressure 62 69 Bar 200 207 Bar 269 276 Bar TEST CIRCUIT 900 1000 psi 2900 3000 psi 3900 4000 psi Test pump Test stand prime mover Pump pressure gauge Non compensating flow control Load pressure gauge Load relief valve Safety bypass relief valve Main flow meter Case drain pressure gauge Case drain flow meter Filter assembly with bypass Cooler assembly with bypass Reservoir ooo Rsom m sch muh SIE NOTE Item
90. t bearing Install bearing spacer as determined from the chart see step 11 Install the rear bearing on the drive shaft Confirm that compensator rotation port plate rotation control and bias piston location indicate same direction of rotation Carefully install the assembled port block on the pump housing Press the port block to compress the bias spring and install housing bolts Tighten the bolts in a cross pattern to insure the port block does not get cocked on the housing When port block is seated on the housing torque bolts in a cross pattern as specified in chart 4 Install o ring seals and assembled compensator on side of pump housing Pump rotation is indicated by arrow on compensator housing Torque bolts to 5 0 25 Nm 45 3 in Ib 53 Parker Medium Pressure Axial Piston Pumps P1 PD Maintenance Bulletin HY28 2665 02 SVC EN 060 075 100 140 Assembly Tools 133 mm T1 Seal Installation Tool 5 250 in 33 3 mm 1 312 in D 9 5 mm 0 375 in 3 0mm RADIUS i P 12 in A B C 31 2mm DIA DIA DIA j 1 250 in DIA ID L l i A d TS O6 m X45 Ds Pump Model Part Number A B C D 69 9 mm 50 3 mm 34 9 mm 20 3 mm 060 amp 079 REESEN 2 750 in 1 980 in 1 375 in 0 800 in 63 5 mm 56 6 mm 43 3 mm 14 0 mm 109 2 1970 004208 2 50 in 2 230 in 1 703 in 0 550 in 85 7 mm 70 6 mm 53 4 mm 19 1 mm 149 FISA
91. t by legislation or other rule of law shall not invalidate any other provision herein The remaining provisions of this agreement will remain in full force and effect 17 Termination This agreement may be terminated by Seller for any reason and at any time by giving Buyer thirty 30 days written notice of termination In addition Seller may by written notice immediately terminate this agreement for the following a Buyer commits a breach of any provision of this agreement b the appointment of a trustee receiver or custo dian for all or any part of Buyer s property c the filing of a petition for relief in bankruptcy of the other Party on its own behalf or by a third party d an assignment for the benefit of creditors or e the dissolution or liquidation of the Buyer 18 Governing Law This agreement and the sale and delivery of all Products hereunder shall be deemed to have taken place in and shall be governed and construed in accordance with the laws of the State of Ohio as applicable to contracts executed and wholly performed therein and without regard to conflicts of laws principles Buyer irrevocably agrees and consents to the exclusive jurisdiction and venue of the courts of Cuyahoga County Ohio with respect to any dispute controversy or claim arising out of or relating to this agreement Disputes between the parties shall not be settled by arbitration unless after a dispute has arisen both parties expressly agree in writing to arb
92. to lubricate o rings and seals and to adhere parts for assembly NOTE For fluids other than petroleum based hydraulic oil insure that petroleum jelly is compatible with the fluid If not compatible another product should be used instead Inspect all bearing surfaces and seal areas to insure that they are free from nicks dings scratches and rust 1 Turn housing over Using installation tool T1 press the shaft seal in the seal bore Install the snap ring into the groove in the seal housing bore NOTE Install shaft and bearing on 45 unit before installing shaft seal T1 tool not used on 45 unit use T3 tool to insert shaft seal over input shaft 2 Install cylindrical bearing on pump shaft slip fit Install external retaining ring to hold bearing in place on the shaft Insert shaft assembly into the pump housing with the bearing sliding into the bearing diameter in the housing Install internal retaining ring into the housing See drawing mg x aes 3 If barrel hold down spring was removed during disassembly process install three pins to slots in barrel spline 45 Size only Petroleum jelly can be used to hold pins in place while installing remaining parts Figure 4 Place barrel on fixture with pin side down Install backup washer and hold down spring and second back up washer Compress spring in press and install snap ring Caution Make sure snap ring is properly seated in groove prior to removing barrel from press Cylin
93. ularly important if the shaft is rigidly connected to the driven load without a flexible coupling SHAFT INFORMATION Splined The shafts will accept a maximum misalignment of 0 15mm 0 005 inch total indicator reading Angular misalignment at the external and internal spline axis must be less than 0 002 mm per mm of shaft radius 0 002 inches per inch of shaft radius The coupling interface must be lubricated PARKER recommends lithium molydisulfide or similar grease The internal coupling should be hardened to Rc 27 34 and must conform to SAE J498c class 5 flat root side fit Keyed High strength heat treated keys must be used Replacement keys must be hardened to 27 34 Rc The key corners must be chamfered 0 81 1 0 mm 0 032 0 040 at 45 to clear radii that exist in the keyway SIDE LOAD CAPABILITY The P1 PD series is designed for inline drive Side loading on the shaft is not recommended If this is unavoidable consult your nearest PARKER representative FLUID CONNECTIONS Connect inlet and outlet lines to the port block of the pump The maximum case pressure is 2 bar 30 psi continuous 4 bar 60 psi intermittent The case pressure must never exceed inlet pressure by more than 5 bar 7 psi When connecting case drain line make certain that drain plumbing passes above highest point of the pump before passing to the reservoir The case leakage line must be of sufficient size to prevent back pressure in excess of 2 bar 30 psi and r
94. ump Maintenance P1 PD Maintenance PUMP ASSEMBLY PROCEDURE Continued Chart 4 Pump eee e E SE 100 o e bs 140 TR bs Parker Hannifin Corporation Hydraulic Pump Division Marysville Ohio USA 22 23 24 25 26 27 28 29 Medium Pressure Axial Piston Pumps Install the large o ring in the groove on the pump port block Install the three white Teflon o rings in the pressure communication ports on the pump housing Install the cam bearings in the cradle area of the housing The chamfer on the back of the bearing must face the outer wall of the housing Use Loctite Primer Grade T or other suitable primer on screws and mating threads in housing Apply Loctite 242 use sparingly to screw threads and install orifice screws to hold bearings in place Torque screws to 3 4 0 25 Nm 33 3 in Ib Place thin film of clean oil on cam bearing surfaces Install cam in housing The cam must be tilted to permit entry into the housing Figure 2 NOTE The large pocket on the bottom surface of the cam must be on the same side as the three pressure communication holes on the main housing Pump rotation does not affect the assembly of the cam Install the drive shaft into the pump housing Position pump horizontally Install the rotating group over the pump shaft Rotate the barrel to insure that it is seated against the cam Insure that the pump shaft is seated properly in the fron
95. ures Displacement Mounting ZS Configuration rere rici Options Stops Pad Coupling 28cc rev amp Ports Port Port 1 71 in rev Orientation Type Paint Control Options Port Orientation Mobile Pressure limiter End Ports Industrial 1160 30 4061 05 PSI 80 280 bar Side ported with ripple chamber Pressure limiter T Side ported with through drive 290 08 1160 30 PSI 20 80 bar LC B p Mounting amp Ports SAE B Pilot SAE Work Ports Load sensing 145 04 435 11 PSI AP 10 30 bar AP with pressure limiter 5 A 1160 30 4061 05 PSI 80 280 bar For E amp R Port Orientation Only with SAE Aux Ports Load sensing 145 04 435 11 PSI AP EN SAE B Pilot Metric Work Ports 0 with BSPP Aux Ports 10 30 bar AP with bleed amp pressure limiter Adjustable maximum displacement stop ISO 100MM Pilot Metric Work Ports 1160 30 4061 05 PSI 80 280 bar mmm l m with Aux Ports E 2 Adjustable minimum displacement stop Adjustable Displacement Stops Pilot operated pressure limiter with SCH ISO 100MM Pilot Metric Work Ports 1804401 interface amp SAE 4 Vent Port m ee ee with BSPP Aux Ports END S p Pilot operated pressure limiter with Shaft Options mechanical adjustment and SAE 4 Vent Port 01 Splined shaft SAE B B 15T 02 Keyed shaft SAE B B 1 Dia Not available with Thru Drive Pilot operated pressure limiter with mechanical and electrical adjustment 12 VDC Port Type Pi

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