Tuthill KLRC40 Operator's Manual
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Tuthill KLRC40 Operator's Manual

Tuthill KLRC40 Operator's Manual

Two-stage liquid ring vacuum pump
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WARNING: Do Not Operate Before Reading Manual
KLRC™
OPERATOR'S MANUAL
Models
KLRC40
KLRC200
KLRC75
KLRC300
KLRC125
KLRC525
All rights reserved. Product information and speci cations subject to change.
Tuthill Vacuum & Blower Systems
KLRC526
KLRC950
Copyright © 2018 Tuthill Vacuum & Blower Systems
tuthillvacuumblower.com
®
KINNEY
Two-Stage Liquid Ring Vacuum Pump
Manual 4804 Rev C p/n 004804 0000
800.825.6937

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  • Page 1 WARNING: Do Not Operate Before Reading Manual KLRC™ OPERATOR’S MANUAL Models KLRC40 KLRC200 KLRC526 KLRC75 KLRC300 KLRC950 KLRC125 KLRC525 Copyright © 2018 Tuthill Vacuum & Blower Systems All rights reserved. Product information and speci cations subject to change. Tuthill Vacuum & Blower Systems tuthillvacuumblower.com 800.825.6937...
  • Page 2 The employees of Tuthill Vacuum & Blower Systems thank you for your purchase! Tuthill Vacuum & Blower Systems proudly manufactures A company with heart ® Kinney vacuum pumps and M-D Pneumatics blowers and right from the start. vacuum boosters in Springfi eld, Missouri, USA. We bring 100+ years of engineering experience and solid, hands- on care to help customers keep their processes running.

  • Page 3: Table Of Contents

    Table of Contents Introduction .................. 1 Models Covered by this Manual............1 Nameplate Data ..................1 Suitable Applications ................2 Avoid Damage to the Pump ..............2 Theory of Operation ................2 Properties of Sealants ................. 3 Sealant Temperature ................3 Safety ....................
  • Page 4 Table of Contents Sealant Flow Control ................11 Cooling Piping for Mechanical Seals ..........11 Manifold Piping ................... 12 Electrical Connections ................ 12 System Components ................12 Inlet Air Ejectors .................. 13 Operation ..................14 Starting the Pump ................14 Pre-Start Checks .................
  • Page 5 Table of Contents Center Housing and NDE Stage ..........21 Reassembly ................22 General ....................22 Reassembly Procedure ............... 23 NDE Impeller/Shaft ..............23 NDE Stage ................23 DE Stage .................. 23 DE Shaft Seal and Bearing Housing ........24 NDE Assembly Preparation ............
  • Page 6 Table of Contents Manual 4804 Rev C p/n 004804 0000...

  • Page 7: Introduction

    ® KINNEY KLRC™ Liquid Ring Vacuum Pump MANUAL from Tuthill Vacuum & Blower Systems. Please examine the pump for shipping damage, and if any damage is found, report it immediately to the This manual contains installation, operation, carrier. If the pump is to be installed at a later date,...

  • Page 8: Suitable Applications

    220°F (104°C). Direct all of sealant liquid is entering the pump and forms inquiries to Tuthill Vacuum & Blower Systems, a seal between the impeller and the casing (see and reference the model and serial number of the Figure 1-1 on page 2).

  • Page 9: Properties Of Sealants

    If internal scaling affects performance, consult a formula, will give the pumping capacity on dry water treatment specialist. Tuthill Vacuum & Blower air at water temperature other than 60°F (16°C). Systems recommends that sealants and sealant To calculate pumping capacity (ACFM) or to systems be carefully evaluated.

  • Page 10: Safety

    SAFETY GRAPHIC CONVENTIONS USED IN OTE: Indicates a procedure, practice, or condition that should be followed in THIS MANUAL order for the equipment to function in the manner intended. The following hazard levels are referenced within this manual: SAFETY INSTRUCTION TAG DANGER CAUTION Indicates a hazardous situation that, if not...
  • Page 11 Safety • Do not restrict the pump discharge in any CAUTION way, or place valves in the discharge line. The vacuum pump is a compressor and will generate Do not operate the pump with oxygen- high pressures without stalling the motor when enriched gas in the suction line, unless the operated at low suction pressures.

  • Page 12: Installation

    INSTALLATION GENERAL V-BELT DRIVE Pumps are partially lled with a water-soluble rust Before attempting to tension any V-belt drive, make inhibitor prior to shipment. This solution should be sure the sheaves are properly aligned. Replace drained or ushed from the pump. Drain pump by V-belts in sets and the position the sheaves to removing drain plugs.

  • Page 13: Sealant Recovery Systems

    Installation SEALANT RECOVERY SYSTEMS ONCE-THROUGH RECOVERY Figure 3-1 on page 7 through Figure 3-4 on The once-through recovery system takes water page 10 illustrate sealant con gurations: directly from the water supply through the pump and discharges it directly through a gas/ •...

  • Page 14: Partial Sealant Recovery (Psr)

    Installation PARTIAL SEALANT RECOVERY Makeup water is added in a quantity necessary to maintain proper sealing water temperature. This (PSR) is the most commonly used arrangement where sealing liquid conservation is required. In the partial recovery arrangement, the The optional system components are described on pump discharges water and gas into a gas/ page 12.

  • Page 15: Full Sealant Recovery (Fsr)

    Installation FULL SEALANT RECOVERY (FSR) restrictive devices in the sealant line on a full recovery system that does not use a circulation pump, the sealant liquid is induced into the A full sealant recovery system is a closed- pump under pump suction entirely. For sustained loop sealing con guration that employs a heat operation above 400 Torr (533.28 mbar), on rapid exchanger (water- or air-cooled) to maintain proper...
  • Page 16 Installation Figure 3-4 – Piping Schematic: Full Sealant Recovery System without Circulating Pump See Speci cations on page 19 for size of As the pump creates its own vacuum it will draw connections. Figure 3-1 on page 7 through in the required amount of sealant, so that the Figure 3-4 on page 10 show the connection sealant need not be under pressure when pumping locations for suction and discharge gas, sealant...

  • Page 17: Sealant Flow Control

    Installation rates shown in Speci cations on page 19 are With a partial recovery system an optional sealant on the order of +10% with no sealant recovery ow control valve actuated by sealant discharge system, +25% to -50% with partial sealant recovery temperature may be used to automatically reduce systems.

  • Page 18: Manifold Piping

    Installation MANIFOLD PIPING After the motor starter and disconnect switch have been installed, turn the pump by hand to determine that the impeller(s) is free to rotate. Check the The suction and discharge ports are distinguishable rotation by jogging the motor. An arrow on the drive by arrows on the pump, and are also shown in end casing indicates the direction that the pump Figure 3-1 on page 7 through Figure 3-4...

  • Page 19: Inlet Air Ejectors

    Installation SEALANT SOLENOID VALVE: Used to establish The standard air ejector is cast iron with a series sealant ow (open) when motor is energized, and 300 stainless steel nozzle. All stainless steel return to closed position when motor is de-energized. ejectors are available upon request.

  • Page 20: Operation

    The pump performance curves are shown on the rate, temperature, and supply temperature. KLRC Series data sheets, which can be viewed at http://www.vacuum.tuthill.com.The temperature 3. Check that the proper sized inlet and outlet of the sealant is a major factor in determining piping is connected to the vacuum system.

  • Page 21: Initial Start-Up

    Operation 5. A liquid level gauge is installed to allow visual INITIAL START-UP monitoring of the sealant level. NOTE: The limitations on what sealant can be used in the 1. Turn on the main power by closing the external liquid ring pump are based on the following fusible disconnect switch or circuit breaker.

  • Page 22: Stopping The Pump

    Operation A loud rumbling sound is a sign that cavitation is occurring. It is easily suppressed by raising the inlet pressure above the vapor pressure of the sealant at its operating temperature by bleeding air or another comparable gas into the suction if opening the attentuation valve cannot be used or does not bleed in enough air.

  • Page 23: Maintenance

    140°F (60°C) (hot to touch), unless pumping process for ease in installing and better special grease is being used after consulting Tuthill positioning on the shaft. Vacuum & Blower Systems.

  • Page 24: Preparation For Storage

    Maintenance PREPARATION FOR STORAGE If the pump is to be idle for an extended period of time, it should be preserved internally to prevent rust if the sealant liquid is water or water-soluble liquids. The pump can be preserved temporarily (2 to 3 months) by adding a water-soluble rust inhibitor into the pump.

  • Page 25: Speci Cations

    SPECIFICATIONS KLRC-40 KLRC-75 KLRC-125 KLRC-200 KLRC-300 KLRC-525 KLRC-526 KLRC-950 KLRC-951 Speed 1750 1750 1750 1750 1750 1750 1450 1150 Drive Type Direct Direct Direct Direct Direct Direct Belt Direct Belt Standard Motor 11.4 30.4 74.6 55.9 Sealant Liquid Required (at 60°F w/ no sealant recovery) L/min Sealant Liquid Required (at 60°F w/ partial sealant recovery)

  • Page 26: Disassembly

    DISASSEMBLY GENERAL 3. Remove bearing housing ange screws and use two in threaded holes to push off bearing housing. KLRC liquid ring pumps incorporate two sets of tie-rods, which fasten either stages or ends 4. Remove the loose elastomer inger, the shaft of the pump to the center housing.

  • Page 27: De Shaft Seal

    Disassembly DE Stage OTE: Verify that further disassembly is necessary if: 1. Remove the crossover pipe at connecting • The impeller nut and locknut are not anges (if not already removed). secure. • The impeller has to be replaced or 2.

  • Page 28: Reassembly

    REASSEMBLY GENERAL use listed thinner to maintain original uid consistency. • Assembly should proceed without All pans must be clean. Clean off old sealant lm interruption until tie-rods for the at housing interfaces and remove with an effective pump are half-tightened to prevent solvent.

  • Page 29: Reassembly Procedure

    Reassembly REASSEMBLY PROCEDURE 3. Apply sealing compound to the male end of the NDE impeller housing. (For 40 and 75 models with two male ends, check the cross-sectional NDE Impeller/Shaft drawing for correct end.) Install it, aligning the cast-in index marks on top of housing and end 1.

  • Page 30: De Shaft Seal And Bearing Housing

    Reassembly 4. Place the DE end casing/plate assembly on top 5. Install bearing spacer washer on shaft. Washer of the impeller housing with tie-rods entering thickness is stamped on the front of the DE the bolt holes and align index marks. Assemble bearing housing.

  • Page 31: Nde Shaft Seal And Bearing Housing

    Reassembly Clearance Check and Adjustment 5. Place the NDE end casing/plate assembly on top of the impeller housing with tie-rods entering the bolt holes and align the index If replacement of casings or housings (end, center, marks. Assemble washers and nuts to tie-rods or bearing) occurs during the repair of a KLRC pump, recheck shim thickness.
  • Page 32 Reassembly KLRC-40 1 ¼” Wide × 1 ½” Deep SLOT(S) CUTOUT(S) through Slot TYP.4 Places KLRC-525 30° 4” Wide × 2” Deep 7” SCH 40 25° Slot TYP.2 Places Pipe 3 ¼” Wide × 2” Deep Slot TYP.2 Places 12” SCH 40 3”...
  • Page 33 Reassembly Figure 8-2 – Bearing Driver Tool Manual 4804 Rev C p/n 004804 0000...
  • Page 34 Reassembly Figure 8-3 – Foot Alignment Tool Manual 4804 Rev C p/n 004804 0000...

  • Page 35: Troubleshooting

    TROUBLESHOOTING Although Tuthill Vacuum & Blower Systems blowers are well designed and manufactured, problems may occur due to normal wear and the need for readjustment. The following chart lists symptoms that may occur along with probable causes and remedies. SYMPTOM...
  • Page 36 Troubleshooting SYMPTOM PROBABLE CAUSE REMEDIES Coupling misaligned Align. Pump not properly Excessive vibration Anchor. anchored See excessive noise Check inlet pressure and gas ow. Excessive back Reduce height of pump discharge. pressure Too much sealant See Table 3-1 on page 11 for proper ow rate. Motor overloaded liquid Misalignment...
  • Page 37 Troubleshooting NOTES Manual 4804 Rev C p/n 004804 0000...

  • Page 38: Parts Lists And Assembly Drawings

    Parts Lists and Assembly Drawings CROSS-SECTION KLRC-40 AND KLRC-75 Manual 4804 Rev C p/n 004804 0000...

  • Page 39: Parts List - Cast Iron 40 And 75 Klrc Assembly

    Parts Lists and Assembly Drawings PARTS LIST – CAST IRON 40 AND 75 KLRC ASSEMBLY ITEM ITEM PART DESCRIPTION PART DESCRIPTION 350** End Plate Hex Socket Cap End Casing NDE Screw End Casing DE Tie-Rod Hex Nut End Plate DE Tie-Rod Plain Washer End Plate NDE Bearing Housing Lock Washer...

  • Page 40: Cross-Section Klrc-40Cd And Klrc-75Cd (Stainless)

    Parts Lists and Assembly Drawings CROSS-SECTION KLRC-40CD AND KLRC-75CD (STAINLESS) Manual 4804 Rev C p/n 004804 0000...

  • Page 41: Parts List - Stainless Steel 40 And 75 Klrc Gasketed Assembly

    Parts Lists and Assembly Drawings PARTS LIST – STAINLESS STEEL 40 AND 75 KLRC GASKETED ASSEMBLY ITEM ITEM PART DESCRIPTION PART DESCRIPTION 350** End Plate Hex Socket Cap End Casing NDE Screw End Casing DE Tie-Rod Hex Nut End Plate DE Tie-Rod Plain Washer End Plate NDE Bearing Housing Lock Washer...

  • Page 42: Cross-Section Klrc-125 To Klrc-525

    Parts Lists and Assembly Drawings CROSS-SECTION KLRC-125 TO KLRC-525 Manual 4804 Rev C p/n 004804 0000...

  • Page 43: Parts List - Cast Iron 125-525 Klrc Assembly

    Parts Lists and Assembly Drawings PARTS LIST – CAST IRON 125-525 KLRC ASSEMBLY ITEM ITEM PART DESCRIPTION PART DESCRIPTION Bearing Housing Hex Head Cap End Casing DE Screw End Casing NDE Bearing Housing Cap Hex Head End Plate DE Cap Screw End Plate NDE 380** End Plate Hex Socket Cap...

  • Page 44: Cross-Section Klrc-125 To Klrc-525 (Stainless)

    Parts Lists and Assembly Drawings CROSS-SECTION KLRC-125 TO KLRC-525 (STAINLESS) Manual 4804 Rev C p/n 004804 0000...

  • Page 45: Parts List - Stainless Steel 125-525 Klrc Gasketed Assembly

    Parts Lists and Assembly Drawings PARTS LIST – STAINLESS STEEL 125-525 KLRC GASKETED ASSEMBLY ITEM ITEM PART DESCRIPTION PART DESCRIPTION Bearing Housing Hex Head Cap End Casing DE Screw End Casing NDE Bearing Housing Cap Hex Head End Plate DE Cap Screw End Plate NDE 380**...

  • Page 46: Cross-Section Klrc-950

    Parts Lists and Assembly Drawings CROSS-SECTION KLRC-950 Detail A 440 410 Manual 4804 Rev C p/n 004804 0000...

  • Page 47: Parts List - 950 Klrc Assembly

    Parts Lists and Assembly Drawings PARTS LIST – 950 KLRC ASSEMBLY ITEM ITEM PART DESCRIPTION PART DESCRIPTION 360* Hex Socket Cap Screw End Casing DE End Casing NDE 0.375"-16 x 1" End Plate DE Hex Nut, 0.75" End Plate NDE Flat Washer, 0.75"...

  • Page 48: Warranty - Vacuum Products

    WARRANTY – VACUUM PRODUCTS Subject to the terms and conditions hereinafter set forth and set forth in General Terms of Sale, Tuthill Vacuum & Blower Systems (the Seller) warrants products and parts of its manufacture, when shipped, and its work (including installation and start-up) when performed, will be of good quality and will be free from defects in material and workmanship.

  • Page 49: Operating Data Form / Product Registration

    NOTES: IMPORTANT All blowers manufactured by Tuthill Vacuum & Blower Systems are date-coded at time of shipment. In order to assure you of the full benefits of the product warranty, please complete, tear out and return the product registration card, or register online at tuthillvacuumblower.com.
  • Page 50 4840 West Kearney Street Spring eld, Missouri USA 65803-8702 O 417.865.8715 800.825.6937 F 417.865.2950 Manual 4804 Rev C p/n 004804 0000 tuthillvacuumblower.com 9/18 Copyright © 2018 Tuthill Vacuum & Blower Systems All rights reserved. Product information and speci cations subject to change.

This manual is also suitable for:

Klrc seriesKlrc75Klrc125Klrc200Klrc300Klrc526 ... Show all

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