To Protect Your Warranty, Use Only ENERPAC Hydraulic Oil.

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1 Repair Parts Sheet - Electric Pumps POWERFUL SOLUTIONS. GLOBAL FORCE. ZW5020NB-N (83C-PWR-1PH) ZW5020NG-N (83C-PWR-3PH) L3003 Rev. B 06/14 For Date Codes Beginning with the Letter B To Protect Your Warranty, Use Only ENERPAC Hydraulic Oil. Enerpac recommends that all kit components be installed to insure optimum performance of the repaired product See Figures 2 through 5 for additional components ft-lbs. [27-34 Nm] ft-lbs. [19-22 Nm] in-lbs. [6,8-8,5 Nm] Notes: 1 Apply Loctite 545 to threads. 2 Apply Loctite 243 to threads. 3 Torque capscrews in a crossing pattern to ensure even seating of gasket. Figure 1, Pump and Reservoir Assembly Repair Parts List for Figure 1 37 H DC Reservoir Gasket, Z 58 DC Wire Nut (not shown) 42 (See Figure 3) - Basic Assembly 68 DC Decal, Hot Surface 43 H S Copper Gasket 70 H DC Valve Gasket 44 CBE A 13 SHCS, M6 X 16 mm 71 (See Figures 4 & 5) 1 Control Valve 54 DC Motor, 1.5 HP 115/230V 1PH 75 DC Return Tube DC Motor, 1.5 HP 230/460V 3PH 76 CBE A 4 SHCS, M8 X 80 mm 55 BSS5509D 1 Spring 149 CJ Decal, Clockwise Rot. 57 CBE B 4 Motor Mounting Bolt H Items included in and available only as part of Repair Kit ZE3K.

2 ft-lbs. [27-30 Nm] ft-lbs. [48-54 Nm] 33 Figure 2, Additional Pump and Reservoir Components Repair Parts List for Figure 2 31 DC Reservoir, 20L 35 DC " Sight Glass, 20L 33 C Magnet 79 DC Decal, HIGH VOLTAGE 34 DD Flush Plug, 1/2 2

3 X ft-lbs. [27-30 Nm] ft-lbs. [61-64 Nm] in-lbs. [ Nm] ft-lbs. [20-24 Nm] ft-lbs. [20-24 Nm] in-lbs. 1 [ Nm] in-lbs. [40-43 Nm] 13 1 Note: Apply Loctite 545 to threads ft-lbs. [20-24 Nm] Figure 3, Basic Assembly Repair Parts List for Figure 3 10 Pump Element 1 (See RPS L2596) 23 H B O-Ring 11 F Fitting 5-4 FTX-S 24 H DC Copper Gasket 12 F Fitting, Hose Barb 25 H DC Pump Gasket 13 DC Hose, Bypass 8" 26 CBE A 2 SHCS, M6 X DC Cover Plate, ZE 27 DC Tube, ASM Steel 17 B Plug SAE #10 28 DC Intake Tube, 3" 20L 19 B Plug, SAE #8 29 DC Intake Filter 21 DC Connector Fitting 301 DC Breather Assy 22 H B Back-up 305 F Adapter H Items included in and available only as part of Repair Kit ZE3K. 3

4 Notes: Ft-lbs [14-16 Nm] Ft-lbs [43-53 Nm]. 3 Lubricate all seals and mating surfaces with grease prior to assembly. 4 Coin ball seat at psi using a 10-ton press. Use ball B to coin. 5 Press seat (item 2) into (item 1) to 1000 psi ±100 psi [68.9±6.8 bar] using a 10-ton press. Install ball B and coin ball seat to psi [ bar]. Install (Item 4) over ball as shown. Figure 4, Manifold Assembly Repair Parts List for Figure 4 1 DC WH Common Manifold 9 DC Relief Valve Seat 2 DC Seat 10 DC SR 1 Relief Valve Assembly (See Fig. 5) 3 B /4 Ball 11 A /8 Plug 4 DC Retainer 12 A /16 Plug 5 B PLUG, SAE #8 13 A /4 Plug 8 P Copper Seal 4

5 Grease before assembly Press Item 7 into Item 6 to 100 psi using a 10-ton press. Insert guide and ball onto end of AT-0325c to help hold in place during pressing. Figure 5, User Adjustable Relief Valve Assembly Repair Parts List for Figure 5 1 DC Body 6 DC Guide 2 BC FX 1 Set Screw 7 B /8 Dia. Ball 3 B X 1 O-Ring 8 B O-Ring 4 DC Plug 9 B Nut 5 A Spring Items included in and available only as Repair Kit DC SR. 5

6 NOTES: 6

7 NOTES: 7

8 Enerpac Worldwide Locations internet: Australia and New Zealand Actuant Australia Ltd. Block V Unit 3 Regents Park Estate 391 Park Road Regents Park NSW 2143 (P.O. Box 261) Australia T +61 (0) F +61 (0) Brazil Power Packer do Brasil Ltda. Rua Luiz Lawrie Reid, Diadema (SP) - Brazil T Toll Free: China Actuant (China) Industries Co. Ltd. No. 6 Nanjing East Road, Taicang Economic Dep Zone Jiangsu, China T F Toll Free: France, Switzerland, North Africa and French speaking African countries ENERPAC Une division d ACTUANT France S.A. ZA de Courtaboeuf 32, avenue de la Baltique VILLEBON /YVETTE France T F Germany and Austria ENERPAC GmbH P.O. Box D Düsseldorf Willstätterstrasse 13 D Düsseldorf, Germany T F India ENERPAC Hydraulics Pvt. Ltd. No. 1A, Peenya Industrial Area IInd Phase, Bangalore, , India T F Italy ENERPAC S.p.A. Via Canova Corsico (Milano) T F Japan Applied Power Japan LTD KK Besshocho 85-7 Kita-ku, Saitama-shi , Japan T F Middle East, Egypt and Libya ENERPAC Middle East FZE Office 423, LOB 15 P.O. Box 18004, Jebel Ali, Dubai United Arab Emirates T +971 (0) F +971 (0) Russia Rep. office Enerpac Russian Federation Admirala Makarova Street Moscow, Russia T F Southeast Asia, Hong Kong and Taiwan Actuant Asia Pte Ltd. 83 Joo Koon Circle Singapore T F Toll Free: South Korea Actuant Korea Ltd. 3Ba 717, Shihwa Industrial Complex Jungwang-Dong, Shihung-Shi, Kyunggi-Do Republic of Korea T F Spain and Portugal ENERPAC SPAIN, S.L. Avda. Los Frailes, 40 Nave C & D Pol. Ind. Los Frailes Daganzo de Arriba (Madrid) Spain T F Sweden, Denmark, Norway, Finland and Iceland Enerpac Scandinavia AB Fabriksgatan Gothenburg Sweden T +46 (0) F +46 (0) The Netherlands, Belgium, Luxembourg, Central and Eastern Europe, Baltic States, Greece, Turkey and CIS countries ENERPAC B.V. Galvanistraat AE Ede P.O. Box AB Ede The Netherlands T F Enerpac Integrated Solutions B.V. Opaalstraat TS Hengelo P.O. Box AK Hengelo The Netherlands T F South Africa and other English speaking African countries Enerpac Africa Pty Ltd. No. 5 Bauhinia Avenue Cambridge Office Park Block E Highveld Techno Park Centurion 0157 South Africa T: United Kingdom and Ireland ENERPAC UK Ltd. 5 Coopies Field Morpeth, Northumberland NE61 6JR, England T +44 (0) F +44 (0) USA, Latin America and Caribbean ENERPAC P.O. Box 3241 Milwaukee WI USA T F User inquiries: T Distributor inquiries/orders: T F Technical inquiries: All Enerpac products are guaranteed against defects in workmanship and materials for as long as you own them. For the location of your nearest authorized Enerpac Service Center, visit us at