Lincoln SKF FlowMaster II 85741 User And Maintenance Instructions
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Lincoln SKF FlowMaster II 85741 User And Maintenance Instructions

Lincoln SKF FlowMaster II 85741 User And Maintenance Instructions

Rotary driven hydraulic pump
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User and maintenance instructions
FlowMaster II rotary driven
hydraulic pump
Models 85741, 60 lbs, 85742, 90/120 lbs, series "A"
Date of issue
May 2023
Form number
404584
Version
3

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Summary of Contents for Lincoln SKF FlowMaster II 85741

  • Page 1 User and maintenance instructions FlowMaster II rotary driven hydraulic pump Models 85741, 60 lbs, 85742, 90/120 lbs, series “A” Date of issue May 2023 Form number 404584 Version...

  • Page 2: Table Of Contents

    Contents Declaration of Incorporation * ..U.K. Declaration of Incorporation * . . Safety * ......Overview .

  • Page 3: Declaration Of Incorporation

    I, the undersigned of Lincoln Industrial Corporation, do hereby declare that the equipment specified above, in its intended use, conforms to the requirements of the above EC Directive(s) and Harmonized Standards and Directives above.

  • Page 4: U.k. Declaration Of Incorporation

    I, the undersigned of Lincoln Industrial Corporation, hereby declare that the equipment specified above, in its intended use, conforms with the Essential Health and Safety Requirements of U.K. legislation Supply of Machinery (Safety) Regulations 2008 No. 1597 Annex I, Declaration of Incorporation by the time of placing it on the market.

  • Page 5: Safety

    Safety * Explanation of signal CAUTION  words for safety Do not operate equipment without wearing personal protective gear. The assembly must be installed, maintained Wear eye protection. Protective and repaired exclusively by persons familiar equipment such as dust mask, non-skid with the instructions.

  • Page 6: Overview

    Overview Models 85741 and 85742 FlowMaster II rotary driven hydraulic pump is a hydraulically operated adjustable Two models 85741 and 85742 are similar, grease pump. though length of housing tube differs in each Grease output is proportional to hydraulic model. Model 85742 also includes a pressure input.

  • Page 7: Description

    Description Diagram 1 FlowMaster II pump is driven by rotary motion of hydraulic motor. Rotary motion is converted to reciprocating motion through eccentric crank mechanism. Reciprocating action causes pump cylinder to move up and down. Unit is a positive displacement double-acting pump, as grease output occurs during both up and down stroke.

  • Page 8: Dimensions

    Fig. 1 Dimensions 8.75 in 11.71 in (222 mm) (297 mm) 9.55 in (243 mm) 2.72 in (69 mm) 2.25 in (57 mm) (4 x) Ø 0.28 in (Ø 7 mm) holes 2.25 in (57 mm) (4 x) / - 20 threads 3.90 in Ø...

  • Page 9: Installation

    Installation 1 Mount pump securely on drum cover so WARNING  that it cannot move or vibrate during Do not exceed 400 psi (27 bar) working Pump is tested in lightweight oil which is left operation. Refer to fig. 2, page 10. hydraulic pressure.

  • Page 10: Pressure/Flow

    Fig. 2 NOTE Do not exceed maximum operating temperature of hydraulic fluid 250°F (121°C). Never allow pump to run dry of lubricant. Dry pump quickly speeds up, creating friction heat that can damage seals. Monitor supply lubricant level and refill when necessary. Failure to comply may result in damage to equipment.

  • Page 11: Disassembly

    Disassembly Manifold 1 Refer to fig. 3. Place pump into vise. 2 Remove dipstick (31) with o-ring (32). 3 Drain crankcase oil by removing 1 Remove screws (64). Motor and manifold drain plug (51). 2 Remove manifold assembly (65). assembly 4 Remove housing cover screws (33) 3 Remove pressure control valve (69).

  • Page 12: Pump Housing And Shaft

    Pump element Pump housing and shaft NOTE Slight force may be necessary to remove 1 Refer to fig. 4. Loosen screws (44) holding 1 Refer to fig. 5. Remove outlet pin nut (55) pump element assembly from bearing cover (46) on pump housing (37). assemblies from both sides of pump housing (37).

  • Page 13: Crank Rod

    Crank rod Fig. 6 1 Refer to fig. 6. Remove pivot screws (11) from crank rod (7). 2 Insert –24 bolt (T3) from kit 276275 into wrist pin bushing (12) and remove. 3 Using a hex head wrench, loosen and 11 12 remove two flat head screws (1) from eccentric (5).

  • Page 14: Upper Plunger Assembly

    Upper plunger assembly Fig. 7 1 Refer to fig. 7-(A-C). With reciprocating tube (25) in a vise, remove entire plunger assembly from reciprocating tube. 2 Place plunger link rod (20) in a vise and remove upper bushing and plunger (10). 3 Remove bushing portion of upper bushing and plunger (10).

  • Page 15: Pump Tube

    Pump tube Fig. 9 1 Refer to fig. 9. Loosen and remove housing tube (60). 2 Remove bronze bearing (56). 3 Remove o-ring (57), back up washer (58) and o-ring (59). 4 Remove spiral retaining ring (61), shovel plug (62) and retaining ring (63). Assembly Pump tube 1 Insert o-ring (59), back up...

  • Page 16: Upper Plunger

    Upper plunger Fig. 11 1 Place outlet pin (8) into vise. 2 Apply threadlocker blue to threads of end of plunger portion of upper bushing and plunger (10) and tighten into outlet pin (8). Torque to 110–125 in.lbf (12–14 Nm). 3 Install steel back up ring (17), o-ring (18) and retainer clip (19) onto bushing portion of upper bushing and plunger (10)

  • Page 17: Crank Rod/Eccentric Assembly

    Crank rod/eccentric Fig. 12 assembly 1 Place crank rod (7) on 2.5 in (62 mm) steel pipe provided in tool kit (276275) († fig. 12). 2 Install ball bearing assembly (6) into 11 12 crank rod (7). 3 Place crank eccentric (5) in ball bearing (6). 4 Place one end of inner retaining ring (4) on top of crank eccentric (5).

  • Page 18: Pump Element

    Pump element Pump housing Pump shaft assembly 1 With wrist pin anchor (13) still in vise, align 1 Install retaining ring (41), ball bearing (42) 1 While aligning key (39) with crank crank rod/eccentric assembly (7) holes and shaft seal (43) into pump housing (37) eccentric key way, slide shaft (40) into with wrist pin anchor (13) holes.

  • Page 19: Motor And Manifold

    Motor and manifold 9 Install solenoid valve cartridge (66) into manifold (65). Torque solenoid valve (66) 1 Install new cover gasket (36) on pump to a torque of 25–30 ft.lbf (33–40 Nm). housing (37) († fig. 15). 10 Install pressure control valve (69) 2 Install screws (33) with gaskets (34) in manifold (65).

  • Page 20: Troubleshooting

    Troubleshooting Condition Possible cause Corrective action Pump does not run. No pressure on gauge (75) (if equipped). Closed supply line shut off valve. Open shut off valve. No power to solenoid valve (68). Correct electrical fault. Faulty solenoid (68). Replace solenoid coil (67). Insufficient hydraulic fluid supply.
  • Page 21 Fig. IPB 1 Pump assembly (77)
  • Page 22 Fig. IPB 2...

  • Page 23: Troubleshooting

    Fig. IPB 3...

  • Page 24: Parts List

    Parts list Item Description Part number Quantity Item Description Part number Quantity Flat head screw ( – 28 x 1 270635 Ball bearing 272556 Counter weight 272197 Shaft seal 272554 Retaining ring 270609 Screws 272557 Retaining ring 270608 Lock washer 66051 Crank eccentric 270666...

  • Page 25: Warranty

    | lincolnindustrial.com ® SKF, Lincoln and FlowMaster II are registered trademarks of the SKF Group. © SKF Group 2023 The contents of this publication are the copyright of the publisher and may not be reproduced (even extracts) unless prior written permission is granted.

This manual is also suitable for:

Skf flowmaster ii 85742

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