Milton Roy Milroyal D Instruction Manual
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Milton Roy Milroyal D Instruction Manual

Milton Roy Milroyal D Instruction Manual

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Milroyal D Disc Diaphragm
Low Flow Liquid End
INSTRUCTION
MANUAL

Issued 0810

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Summary of Contents for Milton Roy Milroyal D

  • Page 1 Milroyal D Disc Diaphragm Low Flow Liquid End INSTRUCTION MANUAL  Issued 0810...

  • Page 2: Table Of Contents

    Installation. Figure 6. Milroyal D Disc Diaphragm Liquid END TOP View....1 Figure 7. Milroyal D Disc Diaphragm Liquid END Section View....1 Figure 8.

  • Page 3: Section 1 Description

    See Figure 1 to determine the specific features uid on one side and the hydraulic oil on the other and ratings of a specific Milroyal D disc diaphragm side. The hydraulic oil takes the place of a pump.

  • Page 4: Figure 1. Model Code

    End Item Model Code Option Select Number M D D Base Motor Mount 11=Simplex Plunger Dia. (Standard) CB = Nema 56C 02 = 1/8” 1F=Simplex Metric Mount, B5 Flange 03 = 3/16” (Flanged MC = IEC 71 Conn. MD = IEC 80 ME = IEC 90...

  • Page 5: Section 2 Storage

    Equipment should be stored 12 inches or more above the ground. If equipment is to be shipped directly from Milton Roy into long term storage, contact Milton Roy to arrange for factory preparation. Pump Drive and Gearboxes A. Flood the gearbox compartment with a high grade lubricating oil/rust preventative such as Mobile Oil Corporation product Mobilarma 524.

  • Page 6: Figure 3. Standard Dimensions

    Figure 3. Standard Dimensions Page ...

  • Page 7: Section 3 Installation

    MOUNTING (Refer to Figure 3) adapter securely. Milroyal D pumps should be firmly mounted in a 6. Proceed to start-up instructions in Section level position on a solid foundation, preferable with the base above floor level to protect it from wash PIPING downs and provide easier access for service.

  • Page 8: Piping Concentrated Sulfuric Acid

    4. Filter sludge by installing a glass wool filter size of the piping should be larger than the liquid or Milton Roy Sludge Trap in the suction line. end suction fitting to prevent starving the pump. The first and last of these precautions will benefit...

  • Page 9: Figure 4 Typical Sludge Trap

    (NPSH). Obtain our NPSH Calculation software Milton site (miltonroy.com) If assistance in determining NPSH is needed, contact the Milton Roy Aftermarket Service department. Figure 4 Typical Sludge Trap Figure 5 Typical Installation Page ...
  • Page 10 THIS PAGE INTENTIONALLY BLANK Page ...

  • Page 11: Section 4 Operation

    Normally, these fasteners are installed at the 10. Listen for unusual noises in the drive assembly and motor. Milton Roy Company, and do not require inspec- 11. Adjust the micrometer stroke adjustment tion or service. Page ...
  • Page 12 DAMAGE OR BODILY HARM. CONTACT changeable (See table 1). Before buying RPM kits THE Milton Roy Company IF PROPER for units in the field, contact factory service. RELIEF VALVE ADJUSTMENT CANNOT BE DISASSEMBLY ACHIEVED.
  • Page 13 DIAPHRAGM 1. Set process side contour plate diaphragm head. Replace spring Disassembly- Remove diaphragm head as fol- diaphragm return button as shown. Set new lows: diaphragm in head over contour plate and but- ton. 1. Flush process liquid from liquid end. 2.
  • Page 14 THIS PAGE INTENTIONALLY BLANK Page 1...

  • Page 15: Section 2 Troubleshooting Guide

    SECTION 5 TROUBLESHOOTING GUIDE Pump will not operate • Liquid level is low. Add liquid. • Blocked discharge line. Clear line. • Liquid is frozen. Thaw liquid through pumping system. • Fuse is blown. Replace fuse. • Open thermal overload device in starter.
  • Page 16 FIGURE 6 MILROYAL D DISC DIAPHRAGM LIQUID END top view Page 1...
  • Page 17 FIGURE 7 MILROYAL D DISC DIAPHRAGM LIQUID END section view Page 1...
  • Page 18 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 0100 Screw, Socket Head 3/8-16 X 1-3/4 405-0029-154 0110 Washer 3/8 SAE, Plated 40476 0120 Spring - Diaphragm Return 20626 0130 Return Button, 316SS...
  • Page 19 PARTS LIST FOR LIQUID END ASSEMBLY FIGURES 6 & 7, CONT. Part Item Description Quantity 316SS Alloy-20 Alloy-C22 Number 0290 Sight Glass 1/2 BSP Thread 20455 0300 Breather Cap 1/2 NPT 20596 0310 Barb, Air Bleed, 316 SS 20352 Barb, Air Bleed, Alloy-20 20528 Barb, Air Bleed, Alloy-C22 21010...

  • Page 20: Figure 8. Double Ball Suction & Discharge Valve (Used Before 01/01/01)

    FIGURE 8 DOUBLE BALL SUCTION & DISCHARGE VALVE USED BEFORE 01/01/01 WARNING: IMPROPER VALVE ASSEMBLY WILL CAUSE EQUIPMENT DAMAGE AND MAY CAUSE BODILY HARM. Item Number Nomenclature Part Number Quantity Material Figure 8 1/4: NPT Double Ball Check Valve* $ 9001 Suction Valve Assembly 221-9997-128...
  • Page 21 THIS PAGE INTENTIONALLY BLANK Page ...
  • Page 22 FIGURE 9 SINGLE BALL AND DOUBLE BALL CHECK VALVE ASSEMBLIES USED BETWEEN 01/01/01 and 01/01/02 Page 2...
  • Page 23 Single Ball Double Ball Item Number Nomenclature Part Number Quantity Material Reference Reference Code Code Figure 9 1/4: NPT Check Valve*, 21082 316SS 9001/9002 Replaced by P/N 21342 1/4: NPT Check Valve*, 21085 ALLOY-20 Replaced by P/N 21326 1/4: NPT Check Valve*, 21086 ALLOY-C22 Replaced by 21343...

  • Page 24: Figure 10. Double Ball Suction & Discharge Valve (Used After 01/01/02)

    FIGURE 10 DOUBLE BALL SUCTION & DISCHARGE VALVE USED AFTER 01/01/02 WARNING: IMPROPER VALVE ASSEMBLY WILL CAUSE EQUIPMENT DAMAGE AND MAY CAUSE BODILY HARM. Item Number Nomenclature/Material Part Number Quantity Reference Code Figure 10 1/4: NPT Double Ball Check Valve* 9001 Suction Valve Assembly, 316SS 30733...
  • Page 25 Item Number Nomenclature Part Number Quantity Reference Code Figure 10 1/4: NPT Double Ball Check Valve Cont.* Check Valve Body, 316SS 21347 A, D Check Valve Body, Alloy 20 21284 B, E Check Valve Body, Alloy C-22 21348 C, F O-Ring/Teflon T-009 A, B, C, D, E, F...
  • Page 26 FIGURE 11 REFILL VALVE ASSEMBLY PARTS LIST FOR REFILL VALVE ASSEMBLY Recommended Item Number Nomenclature Part Number Quantity Maintenance Items Figure 11 Refill Valve Assembly 20472 long term 0010 Refill Valve Body 20581 0020 Set Screw Plug 40468 0030 Retaining Nut 405-0182-012 0040 Ball Poppet...
  • Page 27 FIGURE 12 RELIEF VALVE ASSEMBLY PARTS LIST FOR RELIEF VALVE ASSEMBLY - 20763 (DRAWING NUMBER 102-2315-000) Recommended Item Number Nomenclature Part Number Quantity Maintenance Items Figure 12 Relief Valve Assembly 20763 4000 Relief Valve Body 20578 4010 Breather Cap 20595 4020 Poppet Assembly** 20538...
  • Page 28 Milton Roy Company. Please reference Milton Roy General Terms and Conditions of Sale.Milton Roy Company owns all trademarks and registered trademarks of products listed.

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