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1 PumpService Parts Manual42 cc - Axial PistonSeries 90saueGenuine Parts Original ErsatzteileBLN-2-41674 May, 19962saueGenuine Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 1996 ContentsUnit and Service Parts Identification .. 3-4 Order Code .. 5 Common Parts .. 6-9 Displacement Limitation .. 10-11 End Cap .. 12-13 Charging System .. 12-13 Auxiliary Mounting Flange .. 14-17 Charge Pressure .. 18-19 Shaft .. 18-19 Control .. 20-29 Filtration .. 30-31 High Pressure Regulation .. 32-33 Orifice .. 34-35 Special Hardware/Side Cover .. 36-37 Overhaul Kit .. 38SB-8823 .. 40-41SB-8824 .. 42-43SB-8902 .. 44-45SB-9003 .. 46-47SB-9107 .. 48-49SB-9208 .. 50-53SB-9302 .. 54-55SB-9312 .. 56-57SB-9315 .. 58-59SB-9405 .. 60-61SB-9409 .. 62-63SB-9413 .. 64-65SB-9418 .. 66-67SB-9502 .. 68-69SB-9503 .. 70-71SB-9504 .. 72-73SB-9505 .. 74-75SB-9506 .. 76-77SB-9510 .. 78-79SB-9514 .. 80-81SB-9526 .. 82-83SB-9604 .. 84-85 Copyright 1993, 1994, 1996 Sauer-Sundstrand. All rights subject to change.

2 Information contained herein should be confirmed before placing in Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 1996 Service Parts IdentificationThe following information and procedure is used to identify the module group, item number, manufactured date,part number, and part name of the parts included in the Series 90 parts listed include all parts which may be used when performing either "Minor Repairs", "Major Repairs", or"Conversions" on the Series 90 Code TypSerial No. Fabr NrMADE IN GERMANYM odel No. Ident NrAmes, Iowa, Neum nster, GermanysaueModel Code TypSerial No. Fabr NrMADE IN No. Ident Nr90R042 MA 1 B6 S 3 C6 C 03 NNN 42 42 20- Nameplate -93 2062A 92 26 12345123456N 92 26 12345 Each pump will have a nameplate affixed to the housing.

3 Thename plate will include the following CodeThe Sauer-Sundstrand model code completely defines thespecific unit and must be used when ordering the complete unitfor the first time or for ordering parts to service the NumberThe Sauer-Sundstrand model number is used by the factory inmanufacturing. On repeat orders, a complete unit can also beordered by the model NumberThe Sauer-Sundstrand serial number is used to identify themanufacturing location, manufacturing date and the unit se-quence in the build. The serial number is also used to identifythe unit's warranty time NumberPumps manufactured in Germany will have an identificationnumber instead of a model letter code indicates the location of original manufacture(assembly). "A" indicates the unit was originally assembledin Ames, Iowa, USA. "N" indicates the unit was originallyassembled in Neum nster, first number (2 digits) indicates the year of manufacture.("92" would indicate the unit was manufactured in 1992)The second number (2 digits) indicates the calender week third number (5 digits) is a sequential number used toidentify a specific MA 1 B6 S 3 C6 C 03 NNN 42 42 20 Ames, Iowa, Neum nster, Germany4saueGenuine Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 1996 Date CodeThe date code is defined as the year and week of manufacture.

4 The same reference number may list more thanone part number. This indicates that there is more than one configuration for that reference number. You will seethat there are different date codes for the different part numbers. Find the date code of your unit via the name-plate to determine which service part number you need to : The service part desired is Item Date Code Qty. perCodeItemBegin EndPart NumberDescriptionModelG308 89-17 792937 End cap gasket 1 87-42 89-16328781 End cap gasket1 All units using this module group with a date code of 87-42 and up to and including 89-16 must use part number 328781 . All units with a date code of 89-17 and up must use part number 792937 .Service BulletinsA Service Bulletin Number (SB- _ _ _ _) may follow the Description of the part you desire.

5 You must read thatService Bulletin prior to ordering that part. A copy of each of these Service Bulletins, as of the print date of thisbulletin, are included at the end of this manual. Service Bulletins contain more detailed information such asinterchangeability, what additional parts are involved, etc. It is suggested that you add additional Service Bulletinsto this manual as you receive to Identify a Given Part/Part NumberGeneralThe modular design of Series 90 units results in a simplified Service Parts List and Part Identification same item numbers are used for same part description on all units within a product type. (Example: The shaftseal - Item Number L40 has the same item number on all variable displacement pumps.)All Item Numbers begin with a letter. The letter identifies a particular module. (Example: any items beginning with K relate to the charge relief valve; items beginning with L relate to the drive shaft components, etc.)Example of a Part IdentificationThe nameplate on a Series 90 pump has an Order Code of 90L042 EP 1 V 6 P 3 S4 E 05 NNN 38 38 20.

6 Usethe following procedures to determine the part number of the filtration kit used on this ) Referring to the filtration module in the Model Code (see page 5), the filtration option for this unit is identifiedby the code P (90L042 EP 1 V 6 P 3 S4 E 05 NNN 38 38 20)2) Referring to the Service Parts List, find the filtration group. Next find the order code that relates to this unit,which is P . The filtration kit is found to be item N00M and part number 8002N00M-A. Also note that thesaleable parts included in this kit are indented, which indicates the filter is not included in the Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 199690 SeriesRotationPump Size (cc) Control Type Pressure Regulation Auxilary Mounting Pad End Cap Ports Filtration Displacement Limitation Input Shaft Charge Pressure Setting High Pressure Setting Port A High Pressure Setting Port A Control Orifice Charging SystemR042MA1B6S3C6C03 NNN424220 Special Hardware Features6saueGenuine Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 1996 Common PartsB70B70B80B90B90B82L50G508G508G958G9 4G95G93L10L20 Enlarged bold type item numbers are Recommended parts to be stocked for Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 199642 cc Variable Displacement PumpOrderDate CodeQty.

7 PerCodeItemBegin EndPart NumberDescriptionModel/KitB7087-42 9005110-5600 Plug2B8087-42 9005110-8700 Plug1B8292-16 9005110-5600 Plug1B9088-30 9803390 Control filter screen3G9389-17 8800404 Spacer1G9489-17 8800401 Lifting bracket1G9589-17 723981 Washer1G50887-42 9005100-5600 Plug2G95892-16 500641 Screw1 89-17 92-15508994 Screw1L1092-16 357616 Bearing (SB-9208)1 87-42 92-15690305 Bearing1L2092-16 9006300-0137 Retaining ring (SB-9208)1 87-42 92-15392134 Retaining ring1L3092-16 340356 Seal carrier (SB-9208)1L3592-16 nonenone (SB-9208)0 87-42 92-15689521 Seal carrier1L4092-16 9008000-0118 Lip seal (SB-9208)1 87-42 92-15656280 Lip seal1L5092-16 780247O-ring (SB-9208)1 87-42 92-159004104-0360O-ring1L6092-16 340349 Retainer plate (SB-9208)1L7092-16 745208 Screw (SB-9208)3 87-42 92-159007210-0604 Screw3 Bold Items indicate recommended parts to be stocked for servicing8saueGenuine Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 1996 Common PartsB10B50B20B20B50B30D55D10F20D95D60D6 5D70D50D80D85D14D75 Enlarged bold type item numbers are Recommended parts to be stocked for Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 1996 OrderDate CodeQty.

8 PerCodeItemBegin EndPart NumberDescriptionModel/KitB1095-15 506740 Variable housing (SB-9506)1"92-16 95-14503422 Variable housing (SB-9208)1B2087-42 9004800-1904 Pin2B3089-17 345124 Bearing1B5087-42 9004800-3708 Pin2D1089-17 502976 Servo arm assembly (SB-9315)1D5089-17 788844 Swashplate1D5587-42 648436 Screw1D6087-42 648352 Swashplate guide1D6589-17 354373 Fillister head screw1D7087-42 9009625-0073 Washer1D7589-17 326637 Spiral head pin1D8087-42 648402 Cage locator1D8587-42 314591 Screw1D1489-17 8100052 Feedback link (SB-9003)1D9587-42 648675 Spring1F2087-42 648303 Slider block1 Bold Items indicate recommended parts to be stocked for servicing42 cc Variable Displacement Pump10saueGenuine Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 1996 Displacement LimitationF603F40S01F50F50F40F60S02F12F1 1S10F11F12F50F40F60S04F344F354F603F40S03 F50F344F354 Enlarged bold type item numbers are Recommended parts to be stocked for Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 199642 cc Variable Displacement PumpDisplacement Limitation GroupOrderDate CodeQty.

9 PerCodeItemBegin EndPart NumberDescriptionModel/Kit3S0290-51 8052F003-BServo sleeve kit, No limitation1 87-42 90-508510089 Servo sleeve kit (SB-9505)1F4087-42 706242O-ring1F5087-42 338517O-ring1F60387-42 648451 Screw3S0390-51 8052F003-BServo sleeve kit, No limitation1 87-42 90-508510089 Servo sleeve kit (SB-9505)1F4087-42 706242O-ring1F5087-42 338517O-ring1F6087-42 648451 Screw34S0190-51 8052F004-BServo sleeve kit, Adjustable1 87-42 90-508510090 Servo sleeve kit (SB-9505)1F4087-42 706242O-ring1F5087-42 338517O-ring1F60387-42 648451 Screw3F34487-42 9007712-0814 Set screw1F35487-42 9003509-0008 Seal nut1S0490-51 8052F004-BServo sleeve kit, Adjustable1 87-42 90-508510090 Servo sleeve kit (SB-9505)1F4087-42 706242O-ring1F5087-42 338517O-ring1F6087-42 648451 Screw3F34487-42 9007712-0814 Set screw1F35487-42 9003509-0008 Seal nut1S1090-51 80520S10-AServo piston kit (SB-9107)1 87-42 90-508510089 or 8510090 Servo piston kit (SB-9505)1F1190-51 9004100-1220O-ring (SB-9107)2 87-42 90-509004100-1210O-ring2F1290-51 350454 Piston ring (SB-9107)2 87-42 90-50648345 Piston ring2 Bold Items indicate recommended parts to be stocked for servicing12saueGenuine Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 1996 End Cap/Charging SystemG308G048G20G40 Enlarged bold type item numbers are Recommended parts to be stocked for Parts Original ErsatzteileSeries 9042 cc PumpBLN-2-41674 May, 1996G: End Cap GroupOrderDate CodeQty.

10 PerCodeItemBegin EndPart NumberDescriptionModel/Kit8G04892-16 506785 End cap, twin ports (SB-9506)1G2092-16 343830 Journal bearing (SB-9208)1 87-42 92-15648030 Journal bearing1G4087-42 648055 Bushing1G06889-17 NoneNone0 87-42 89-16689109 Valve housing1G07889-17 NoneNone0 87-42 89-169007314-0608 Screw4G08889-17 NoneNone0 87-42 89-16689117 Gasket1G30889-17 506698 End cap gasket (SB-9506)1 87-42 89-16328781 End cap gasket1G96889-17 354407 Screw1H: Charging System GroupBH0592-16 501990 Charge pump - 11 cc/rev (SB-9504) 1H4087-42 9004875-0013 Pin1H5092-16 505202 Charge pump shaft (SB-9502)1 88-27 92-15715243 Charge pump shaft (SB-9208)1H6092-16 9003310-1206 Key (SB-9502)1H7088-27 8800424 Retaining plate1H8088-27 648451 Screw6CH0592-16 501991 Charge pump - 14 cc/rev (SB-9504) 1H4087-42 9004875-0013 Pin1H5092-16 505202 Charge pump shaft (SB-9502)1 88-27 92-15715243 Charge pump shaft (SB-9208)1H6092-16 9003310-1206 Key (SB-9502)1H7088-27 8800424 Retaining plate1H8088-27 648451 Screw6LH0588-27 8800466-0042 Charge pump - spacer1H5092-16 505202 Charge pump shaft (SB-9502)1 88-27 92-15715243 Charge pump shaft (SB-9208)