Milton Roy MILROYAL D Instruction Manual
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Milton Roy MILROYAL D Instruction Manual

Milton Roy MILROYAL D Instruction Manual

Disc diaphragm. low flow liquid end.
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MILROYAL
Low Flow Liquid End
Instruction Manual
Manual No : 54248
Rev.
: 01
: 05/2019
Rev. Date
D DISC DIAPHRAGM
®

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Summary of Contents for Milton Roy MILROYAL D

  • Page 1 MILROYAL D DISC DIAPHRAGM ® Low Flow Liquid End Instruction Manual Manual No : 54248 Rev. : 01 : 05/2019 Rev. Date...
  • Page 2 PRECAUTIONS The following precautions should be taken when working with metering pumps. Please read this section carefully prior to installation. Protective Clothing ALWAYS wear protective clothing, face shield, safety glasses and gloves when working on or near your metering pump. Additional precautions should be taken depending on the solution being pumped.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS SECTION 1 - DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 GENERAL .
  • Page 4 LIST OF ILLUSTRATIONS FIGURE 1. Model Code ..............2 FIGURE 2.

  • Page 5: Section 1 - Description

    SECTION 1 - DESCRIPTION The instruction manual is designed to serve Each suction stroke of the plunger pulls the as a supplement to instruction manual 53941, diaphragm towards the oil side contour plate so which provides both general information and that process liquid flows into the displacement specific instructions for installing, operating, and chamber through the suction ball-check valve.

  • Page 6: Figure 1. Model Code

    Rupture Detection with gauge & Nema 7 Switch Note: All leak detection options are limited to 400 psig max. discharge pressure. 10 = 116 SPM Figure 1. Model Code 0.13 HOLE 2.25 4 PLCS MILTON ROY 0.13 FLOW CONTROL DIVISION (215) 441-0800 PRODUCT CODE SERIAL NUMBER 2.00 2.25...

  • Page 7: Section 2 - Storage

    Contact Milton Roy Service Department be stored 12” or more above the ground. for recommended VPCI materials. If equipment is to be shipped directly from Milton Roy into long term storage, contact Milton Roy to arrange for factory preparation. Instruction Manual...

  • Page 8: Figure 3. Standard Dimensions

    (3) 0.44 (11) DIA MOUNTING HOLES 1.19 (30) 3.44 (87) 7.50 (191) PUMP 24.05 (611) MAX. 1.31 (33) 5.87 (149) FOR LARGEST 20.07 (510) AVAILABLE MOTOR MAX. 5.00 (127) DISCHARGE CONNECTION 16.32 (414) 1/4 -18 NPT MALE 10.10 (257) 1.87 (47) 8.32 (211) MOTOR 6.75 (171)

  • Page 9: Section 3 - Installation

    SECTION 3 - INSTALLATION 3.1 UNPACKING 3.4 MILROYAL D CONVERSION STEPS ® (SEE FIGURE 7) Units are shipped Ex Works , Ivyland , Pa. and the title passes to the customer when the carrier signs 3.4.1 Disassembly for receipt of the unit. In the event that damages 1.

  • Page 10: General Information

    SECTION 3 - INSTALLATION 3.6 GENERAL INFORMATION Sealed piping, sufficient suction pressure, and properly adjusted packing are absolutely necessary Use piping materials that are resistant to corrosion for accurate and stable pump operation. by the liquid being pumped. Use care in selection of materials to avoid galvanic corrosion at points 3.8 DISCHARGE PIPING of connection to the pump liquid end.

  • Page 11: Suction Lift Conditions

    SECTION 3 - INSTALLATION 3.10 SUCTION LIFT CONDITIONS 4. Filter sludge by installing a glass wool filter or Milton Roy Sludge Trap in the suction line. Disc Diaphragm Liquid End pumps are designed The first and last of these precautions will benefit...

  • Page 12: Section 4 - Operation

    This may take an hour housing. Normally, these fasteners are installed or in some cases overnight. It is helpful at the at the Milton Roy, and do not require inspection initial startup to relieve the discharge pressure or service.

  • Page 13: Maintenance

    LINE MAY CAUSE EQUIPMENT DAMAGE OR BODILY HARM. interchangeable (See table 1). Before buying RPM CONTACT MILTON ROY IF PROPER RELIEF VALVE ADJUST- kits for units in the field, contact factory service. MENT CANNOT BE ACHIEVED.

  • Page 14: Disassembly

    SECTION 4 - OPERATION 4.4 DISASSEMBLY 4.6 REASSEMBLY Remove and disassemble check valves as follows: Clean all parts for reassembly, then proceed as follows: 1. Unscrew check valve assembly from diaphragm head. 1. Set process side contour plate in diaphragm head.
  • Page 15 DATE NOMENCLATURE MATERIAL NUMBER Routine Maint. Kit, Mill D, Before 01/01/01 RPM037 316SS 1/4” NPT Conn, (Female) Routine Maint. Kit, Mill D Checks, 01/01/01 - 01/01/02 RPM038 316SS 1/4 NPT Both Ends, (Male) 01/01/01 - 01/01/02 RPM127 Routine Maint. Kit, MIL D Double Ball 316SS Routine Maint.

  • Page 16: Section 5 - Troubleshooting Guide

    SECTION 5 - TROUBLESHOOTING GUIDE SYMPTOMS REMEDIES • Liquid level is low. Add liquid. • Blocked discharge line. Clear line. • Liquid is frozen. Thaw liquid through pumping system. Pump will not operate • Fuse is blown. Replace fuse. • Open thermal overload device in starter. Reset device. •...

  • Page 17: Figure 6. Milroyal ® D Disc Diaphragm Liquid End Top View

    Figure 6. Milroyal D Disc Diaphragm Liquid End Top View ® Instruction Manual...

  • Page 18: Figure 7. Milroyal ® D Disc Diaphragm Liquid End Section View

    Figure 7. Milroyal D Disc Diaphragm Liquid End Section View ® Instruction Manual...
  • Page 19 FIGURE 6 & 7 PARTS LIST FOR LIQUID END ASSEMBLY (PLUNGER DIAMETERS 1/8” & 3/16”) Item Description Part Number Quantity 316SS Alloy-20 Alloy-C22 Screw, Socket Head 3/8-16 X 1-3/4 405-0029-154 Washer 3/8 SAE, Plated 40476 Spring - Diaphragm Return 20626 Return Button, 316SS 20546 Return Button, Alloy-20...
  • Page 20 PARTS LIST FOR LIQUID END ASSEMBLY FIGURES 6 & 7, CONT. Item Description Part Number Quantity 316SS Alloy-20 Alloy-C22 1/4: NPT Double Ball Check Valve, 9001 Suction, Used before 01/01/01, 221-9997-128 See Figure 8 1/4: NPT Double Ball Check Valve, 9002 Discharge, Used before 01/01/01, 221-9997-228...

  • Page 21: Figure 8. Double Ball Suction & Discharge Valve

    Figure 8. Double Ball Suction & Discharge Valve Used Before 01/01/01 IMPROPER VALVE ASSEMBLY WILL CAUSE EQUIPMENT DAMAGE AND MAY CAUSE BODILY HARM. Figure 8: 1/4: NPT Double Ball Check Valve* Item Number Nomenclature Part Number Quantity Material 9001 Suction Valve Assembly 221-9997-128 316SS 9002...

  • Page 22: Figure 9. Single Ball And Double Ball Check Valve Assemblies

    Figure 9. Single Ball And Double Ball Check Valve Assemblies Used Between 01/01/01 and 01/01/02 Instruction Manual...
  • Page 23 Single Ball Double Ball Item Nomenclature Part Number Material Reference Reference Number Code Code 1/4: NPT Check Valve*, 21082 316SS Replaced by P/N 21342 1/4: NPT Check Valve*, 21085 ALLOY-20 Replaced by P/N 21326 Figure 9 1/4: NPT Check Valve*, 21086 ALLOY-C22 9001/9002...

  • Page 24: Figure 10. Double Ball Suction & Discharge Valve

    Figure 10. Double Ball Suction & Discharge Valve Used After 01/01/02 IMPROPER VALVE ASSEMBLY WILL CAUSE EQUIPMENT DAMAGE AND MAY CAUSE BODILY HARM. Instruction Manual...
  • Page 25 Figure 10: 1/4: NPT Double Ball Check Valve* Item Number Nomenclature / Material Part Number Quantity Material Suction Valve Assembly, 316SS 30733 9001 Suction Valve Assembly, Alloy 20 30722 Suction Valve Assembly, Alloy C-22 30735 Discharge Valve Assembly, 316SS 30734 Discharge Valve Assembly, Alloy 20 30723 9002...

  • Page 26: Figure 11. Refill Valve Assembly

    Figure 11. Refill Valve Assembly PARTS LIST FOR REFILL VALVE ASSEMBLY Recommended Item Number Nomenclature / Material Part Number Quantity Maintenance Items Figure 11 Refill Valve Assembly 20472 long term Refill Valve Body 20581 Set Screw Plug 40468 Retaining Nut 405-0182-012 Ball Poppet 20022...

  • Page 27: Figure 12. Relief Valve Assembly

    4030 4040 4024 4026 4028 4050 4020 4021 4022 4060 4010 4000 Figure 12. Relief Valve Assembly PARTS LIST FOR REFILL VALVE PARTS LIST FOR RELIEF VALVE ASSEMBLY - 20763 (DRAWING NUMBER 102-2315-000) Recommended Item Number Nomenclature/Material Part Number Quantity Maintenance Items Figure 12...
  • Page 28 We are committed to a world of sustainable progress and enduring results. info@miltonroy.com MILROYAL is a registered trademark of Milton Roy, LLC. www.miltonroy.com ® © 2019 Milton Roy, LLC.

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