Vane Type Double Pump - Eaton

1 Revised 10-01-89I-3169-SService DataVane Type Double Pump3520VQ Series - 20 DesignVickers Vane Pumps3*20** 5**3*20** 8**3*20** 9**3*20**11*3*20**12*3*20**14*3*21** 5** 3*21**8** 3*21** 9** 3*21**11** 3*21**12** 3*21**14* MODELCOVER TYPECOVERS/A3*2*VQ*A*-**203*2*VQ*E*-**20 3*2*VQ*E*-**2*203*2*VQ*E*-**4*203*2*VQ*E *-**6*203*2*VQ*E*-**7*203*2*VQ*E*-**8*20 3*2*VQ*E*-**10*203*2*VQ*E*-**12*204-BOLT STRAIGHT THREADFLOW CONTROL250824252504257560257561257562257 563257564257565257999 MODELRELIEFVALVESETTING(PSI)RELIEFVALVES /A3*2*VQ**-**C203*2*VQ**-**D203*2*VQ**-* *E203*2*VQ**-**F203*2*VQ**-**G203*2*VQ** -**H203*2*VQ**-**J203*2*VQ**-**K20750100 0125015001750200022502500232794232795232 796232797232798232799233019233020 154026 O Ring 419500 Outlet support plate 433762 S/A Seal pack (4 Req d) 923955 Flex-side plate kitROTORVane kit(10 vanes &10 inserts)RINGI nletsupportplate922741333624333625374799 3336263539013539023336243336253747993336 26353901353902 588506 Back-up ring 419672 Seal ring 154090 O 422206 Pin (2 Req d) 416426 Screw (2 Red d)41950241950241950141950192274192274392 2743402690403539428698428699 MODEL**20VQ Models only not for 12 & 14 USgpmring Bolt (4 Req d)Torque to 150 10 Lb.

2 Ft250818 Inlet body VQ REPLACEMENT CARTRIDGES FOR THE 3521 to 30 5 Lb. In. Wipe of seal with oil beforepressing into body. apply grease toseal before installation of Plug155023 Snap ring1296 Bolt (4 Req d)Oil & torque to 40-50Lb. Spring7077 Plug*NOTEI nstall into cover beforeinstallation of cartridge 3520VQ parts to service 3520V-10/-12design faces must beinstalled toward the rotor. Rotor (See table) Vane Kit (See table) Ring (See table) Inlet support plate (See table)Relief valve S/A(See table)Cover assy (See table) Included in cover end cartridge kit Eaton Hydraulics, Incorporated 2000 All Rights *2*VQ21A3*2*VQ25A3*2*VQ30A3*2*VQ35A3*2*V Q38A 154084 O RING 412003 Outlet support plate 433766 S/A Sealpack (4 req d) 923953 Flex-side plate kit 262154 Rotor 922700 Vane kit(10 vanes & 10 inserts) RING 430806 S/A Inlet support plate 588508 Back-up ring 419674 Seal ring 154101 O 418108 PIN (2 REQ D) 410609 Screw (2 req d)MODEL Install seal ring in body orcover, then install cartridge kit.

3 NOTE: Flex sideplate kits include (4) F3 seal packs. Std single shaft seal kit 920048 Std doubleshaft seal kit 920049 F3 single shaft seal kit 920050 F3 Double shaft seal kit *20 SHAFT3*21 SHAFTKEY1111986 Str. keyedSplineSplineStr. keyedheavy duty258249258250260604394517252717252716 25183688678393536 MODEL352*VQ362*VQ ASSEMBLE SEAL WITH SPRINGTOWARD BEARING. ASSEMBLE SEAL FLUSH TOPILOT FACE WITH SPRING FACINGINWARD AS Washr 394976 Primary shaft seal 429281 Secondaryshaft seal (use on S flangemounted models only).Torque to 100 LB. faces must beinstalled toward the Body S/AMOUNTING ASSEMBLY3*VQ**F-**-20(L)Included in footbracket kit (2 req d)MountingbracketFB-C-10205533205077 Screw (SeeTable)TYPE DRIVEBEARINGDIRECT-INDIRECT-384412390921 19982 Retaining ring193144 Spirolox ring Included in shaft end cartridge kit Ring (See table)Shaft (See table)Key (See table)Bearing (See table)With # 1 outlet opposite inlet:AA # 2 outlet 135 CCW from inletAB # 2 outlet 45 CCW from inletAC # 2 outlet 45 CW from inletAD # 2 outlet 135 CW from inletWith # 1 outlet 90 CCW from inlet:BA # 2 outlet 135 CCW from inletBB # 2 outlet 45 CCW from inletBC # 2 outlet 45 CW from inletBD # 2 outlet 135 CW from inletOutlet port positions(Viewed from cover end of pump)CodeUSgpm capacity(Shaft end pump)Model CodeViton seals(Omit if not required.)

4 Series designationIntra vane pump21 21 USgpm25 25 USgpm30 30 USgpm35 35 USgpm38 38 USgpmShaft typeRelief valve setting(Models with flow control)Rotation(Viewed from shaft end of pump)L Left hand (CCW rotation)Omitted Right hand rotation812345769111314345876912101112 SAE rating 1200 rpm 100 psi (7 bar)SAE port connectionsA 4 bolt flangeE 4 bolt flange4 bolt flangeSAE #1 Outlet #24 bolt flange4 bolt flangeUSgpm capacity(Cover end pump)5 5 USgpm8 8 USgpm9 9 USgpm11 11 USgpm12 12 USgpm14 14 USgpmSAE rating 1200 rpm 100 psi (7 bar)MountingF Foot (Single shaft seal)S Flange ( Double shaft seal)Omitted Flange, single shaft sealassembly1 Straight with square key standard11 Splined19 Splined86 Straight keyed, heavy dutyWith # 1 outlet inline with inlet:CA # 2 outlet 135 CCW from inletCB # 2 outlet 45 CCW from inletCC # 2 outlet 45 CW from inletCD # 2 outlet 135 CW from inletWith # 1 outlet 90 CW from inlet:DA # 2 outlet 135 CCW from inletDB # 2 outlet 45 CCW from inletDC # 2 outlet 45 CW from inletDD # 2 outlet 135 CW from inletMounting282 SAE 2 bolt mounting283 Foot mounting9 Outlet port positions continued(Viewed from cover end of pump)3520VQ, Double Pump3620VQ, Double Pump1314 Models Without Flow ControlModels With Flow ControlCode InletOutlet #1 Outlet #2 TankReturnE 4 bolt flangeSAE bolt flangeSAE flow rate(Models with flow control)102 2 USgpm4 4 USgpm6 6 USgpm7 7 USgpm8 8 USgpm10 10 USgpm12 12 USgpmC 750 PSID 1000 PSIE 1250 PSIF 1500 PSIG 1750 PSIH 2000 PSII 2250 PSIJ 2500 PSI** 20V pump only (not for 12 & 14 ring sizes).

5 Design12 Cover end cartridge R. H. RotationShaft end cartridge R. H. RotationStandard right hand shaft rotationcartridges shown. Reverse for left handrotation; refer to Edges of Vane Must Lead inDirection of RotationTo reverse cartridge kit rotation,remove the two screws and reversethe location of the inlet support plateand the outlet support plate. Reinstallthe two screws hand tight. Use pumpcover to align all sections of thecartridge. Carefully remove the coverand tighten the Edges of Vane Must Lead inDirection of RotationLHRHLHRHLHRHLHRHFor satisfactory service life of thesecomponents, use full flow filtration toprovide fluid which meets ISO cleanli-ness code 16/13 or cleaner. Selectionsfrom pressure, return, and in-line filterseries are in