Tuthill M-D Pneumatics PD Plus Operating Manual
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Tuthill M-D Pneumatics PD Plus Operating Manual

M-d pneumatics series rotary positive displacement blower
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WARNING: Do Not Operate Before Reading Manual
PD Plus
OPERATOR'S MANUAL
Models
3202
3210
4012
3204
4006
5507
3206
4009
5511
Lip-Labyrinth (Air Service)
Single Envelope Gastight
Double Envelope Gastight
All rights reserved. Product information and specifications subject to change.
Tuthill Vacuum & Blower Systems
5514
5516
5518
Copyright © 2017 Tuthill Vacuum & Blower Systems
tuthillvacuumblower.com
M-D Pneumatics
™
Rotary Positive Displacement Blower
Manual 2006 Rev B p/n 2006
800.825.6937

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Summary of Contents for Tuthill M-D Pneumatics PD Plus

  • Page 1 5507 5516 3206 4009 5511 5518 Lip-Labyrinth (Air Service) Single Envelope Gastight Double Envelope Gastight Copyright © 2017 Tuthill Vacuum & Blower Systems All rights reserved. Product information and specifications 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 Springfield, 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 Applicable Documentation ..............1 Scope of Manual ................... 1 Conventions and Data Plate ............2 Graphic Conventions in this Manual ............. 2 Data Plate ....................3 Lifting .................... 5 Description ................... 6 Flow by Direction................... 7 Specifications ..................
  • Page 4 Table of Contents Hazards Associated With Breakdown or Ignition of Lubrication ................17 Piping Connections ................17 Hazards Associated With Hazardous Process Fluids ....18 Blockage or Restriction ............18 Cooling Coils (Optional) ..............18 Cooling Water Connections and Specifications — Cooling Coils (Op- tional) ....................
  • Page 5 Table of Contents Long-Term Storage ................30 Disassembly and Reassembly ..........31 Disassembly of Blower ............... 31 Assembly of Blower ................32 Preparation of End Plates for Assembly ........33 Gear End Assembly ..............33 Free End Assembly ..............35 Adjusting Rotor Interlobe Clearance ........
  • Page 6 Table of Contents Manual 2006 Rev B p/n 2006...

  • Page 7: Introduction

    INTRODUCTION APPLICABLE DOCUMENTATION CONGRATULATIONS on the purchase of a new PD PLUS Rotary Positive Displacement Blower from Tuthill Vacuum & Blower Systems. Please The applicable documents associated with this examine the blower for shipping damage, and if manual are: any damage is found, report it immediately to the carrier.

  • Page 8: Conventions And Data Plate

    CONVENTIONS AND DATA PLATE GRAPHIC CONVENTIONS IN THIS NOTE: Indicates a procedure, practice, or condition that should be followed in MANUAL order for the equipment to function in the manner intended. This manual is the result of a risk assessment CAUTION according to the applicable documents referenced in Applicable Documentation on page 1.

  • Page 9: Data Plate

    Conventions and Data Plate DATA PLATE MAWP YEAR Tuthill Vacuum & Blower Systems MAX RPM 4840 West Kearney Street Springfield, Missouri USA 65803 READ INSTRUCTION MANUAL BEFORE OPERATION OR BODILY HARM MAY RESULT WARNING WARNING CAUTION CAUTION Do not operate without...
  • Page 10 Conventions and Data Plate MNDTL NUMBTRE: The specific model of the blower STRIAL NUMBTRE: Unique to each blower YTARE: Year of manufacture MAWPE: Maximum Allowable Working Pressure The standard MAWP is per Table 4-2 – Maximum Operating Limits on page 9.

  • Page 11: Lifting

    LIFTING WARNING The blower must be handled using an appropriate device such as a fork truck or appropriate lifting device. See Table 4-1 on page 8 for approximate weights. Care should be taken to assure blower does not over-turn during handling and installation. Manual 2006 Rev B p/n 2006...

  • Page 12: Description

    The close clearances between the Consult a Tuthill Vacuum & Blower Systems sales rotors inhibit back slippage of the trapped volume professional if questions arise.

  • Page 13: Flow By Direction

    Description INLET INLET INLET DISCHARGE DISCHARGE DISCHARGE Figure 4-1 – General Operation Principle FLOW BY DIRECTION WARNING Refer to diagrams in this manual for proper rotation and orientation in inlet and discharge. VERTICAL FLOW HORIZONTAL FLOW INTAKE DISCHARGE INTAKE DISCHARGE DISCHARGE INTAKE DISCHARGE...

  • Page 14: Specifications

    Description SPECIFICATIONS APPRNXIMAOT VTROICAL FLNW APPRNXIMAOT NIL CAPACIOY WTIGHO MNDTL VTROICAL FLNW HNRIZNNOAL FLNW SINGLT DNUBLT SOANDARD GTAR BACK GTAR BACK TNVTLNPT TNVTLNPT (DRIVT) TND (DRIVT) TND 100 lb 110 lb 115 lb 3202 (46 kg) (50 kg) (53 kg) 120 lb 130 lb 135 lb...
  • Page 15 Description MAXIMUM MAXIMUM MNDTL MAXIMUM RPM PRTSSURT MAXIMUM VACUUM OTMPTRAOURT MAWP DIFFTRTNOIAL RIST 15 inch-Hg 3202 15 psi (1,035 mbar) 280°F (156°C) (508 mbar) 15 inch-Hg 3204 15 psi (1,035 mbar) 280°F (156°C) (508 mbar) 15 inch-Hg 3206 15 psi (1,035 mbar) 280°F (156°C) (508 mbar) 15 inch-Hg...
  • Page 16 Assembly Clearances on page 39, will not have the operating limits specified here. Contact your WARNING Tuthill Vacuum & Blower Systems sales representative for specific information. Ohe maximum allowable working pressure (MAWP) is based on the absolute pressure of the blower housing and is NNO the maximum allowable pressure differential.

  • Page 17: Installation

    INSTALLATION GENERAL WARNING Customers are warned to provide adequate DANGER protection, warning and safety equipment necessary to protect personnel against The blower is not intended to be used hazards in the installation and operation of with explosive products or in explosive this equipment in the system or facility.

  • Page 18: Manual 2006 Rev B P/N

    Installation base. Shims may be needed for alignment. Loosen WARNING the foot hold-down screws to check foot contact with the mounting surface. Mount the base on a Upon completion of the installation, and solid foundation or heavy flooring, using shims as before applying power, rotate the drive necessary at bolting points to prevent warping the shaft by hand.

  • Page 19: Location

    Blowers from Tuthill Vacuum & Blower Systems Do not use blowers on explosive or hazardous are internally and externally treated after factory gases. Do not exceed the limits described in...

  • Page 20: Soft Foot

    SAFETY Soft Foot Soft foot is a condition in which one of the blower Tuthill Vacuum & Blower Systems recommends feet does not sit flat on the base. Soft foot is the use of relief valves to protect against excessive usually due to irregularities in the surface to which pressure or vacuum conditions.

  • Page 21: Lubrication

    Installation LUBRICATION DANGER Every blower from Tuthill Vacuum & Blower Assure that properly sized vacuum breaks/ Systems is factory-tested, oil-drained, and shipped relief valves are used on the inlet side of dry to its installation point. Fill both independent oil the blower.

  • Page 22: Filling Procedure

    Installation Filling Procedure Assure oil is compatible with copper/yellow See Recommended Lubricants on page 41 for metals (if equipped with cooling coils). suggested lubricants and grease. 1. Remove the fill plugs or breathers from both gear end and drive end plates. 2.

  • Page 23: Frequently Asked Questions Regarding Lubrication

    Installation Frequently Asked Questions Regarding Hazards Associated With Breakdown or Lubrication Ignition of Lubrication What is the functional detriment if the “wrong DANGER oil” is used? There is a risk associated The lubricant is selected based on bearing with the lubrication media speed, gear speed, and operating temperature.

  • Page 24: Hazards Associated With Hazardous Process Fluids

    (drive) end cover to the bottom of the hazardous. free (non-drive) end cover. See Figure 5-4 and Refer to the manufacturer of the Figure 6-1 for details. Tuthill Vacuum & Blower process media to assure that Systems recommends water cooling for blowers proper safety precautions are in in applications where the blower operates with discharge temperatures of 250°F (120°C) for 4...

  • Page 25: Cooling Water Connections And Specifications - Cooling Coils (Optional)

    Installation COOLING WATER CONNECTIONS Establish proper gap between coupling halves according to the coupling manufacturer’s AND SPECIFICATIONS — COOLING instructions with the motor armature. Proper gap will minimize the chance of end thrust COILS (OPTIONAL) on the blower shaft. Re-align and grease all direct-coupled base-mounted blowers after field installation.

  • Page 26: V-Belts

    Installation V-Belts If the motor and blower are V-belt connected, the sheaves on both the motor and blower shafts Too Tight should be as close to the shaft bearings as possible. Blower sheave is not more than 1/4 in. (6.5 mm) from the blower drive end cover. The Too Tight Slight Bow Too Loose...
  • Page 27 Installation As such, it is recommended to check belt tension sheaves, with 8 – 10 lb (3.6 – 4.5 kg) force monthly and make any manual adjustments found applied at the center point of the top section of necessary. belt. 1.

  • Page 28: Motor And Electrical Connections

    Installation PRNBLEM PNSSIBLE CAUSES SNLUTINN Sheave grooves worn Replace sheaves. Sheave diameter too small Redesign drive. Mismatched belts Replace with matched belts. Rapid belt wear Drive overloaded Redesign drive. Belt slips Increase tension. Sheaves misaligned Align sheaves. Oil or heat condition Eliminate oil.

  • Page 29: Operation

    OPERATION GENERAL Before starting the blower for the first time under power, recheck the installation thoroughly to reduce the likelihood of difficulties. Use the following checklist as a guide, but consider any DANGER other special conditions in your installation. 1. Be certain no bolts, rags, or dirt have been left The blower is not intended to be used in blower.

  • Page 30: Start-Up Checklist

    Operation Carry out initial operation under “no load” steady. These checks may be particularly important conditions by opening all valves and venting the if the blower is part of a process system where discharge to the atmosphere, if possible. Then, conditions may vary.

  • Page 31: Operating

    Operation OPERATING CAUTION The upper temperature limit for blower operation is Use of a thermowell insulates the measured in the exhaust gas stream with a low- thermocouple. Invalid and delayed readings mass thermocouple. When this temperature limit will result. This can result in ineffective switch is installed, as the temperature exceeds the protection devices.

  • Page 32: Water-Injected Blowers

    Operation Operation Inject the mixture on the inlet side through a valve set to feed 1 gal (3.8 L) of mixture in 15 – 20 minutes. On blowers that are regularly flushed, 1. Check the oil level in the sight glass of the blower and make sure all fittings are tight.

  • Page 33: Recommended Shutdown Procedure To Minimize Risk Of Freezing Or Corrosion

    The heat generated by the blower injected, Tuthill Vacuum & Blower Systems will quickly evaporate residual moisture. cannot be responsible for damage which may result should this build-up occur.

  • Page 34: Maintenance

    MAINTENANCE GENERAL CAUTION Regular inspection of the blower and its During routine maintenance, inspect and installation, along with complete checks on assure that guards are in place and secure. operating conditions, will pay dividends in added life and usefulness. Also, service the drive per Pay special attention to lubrication of timing gears the manufacturer’s instructions and lubricate and bearings according to the information in...

  • Page 35: Spare Parts

    Slight discoloration of FACTORY SERVICE AND REPAIR the oil should not necessitate an oil change. With proper care, Tuthill Vacuum & Blower Systems blowers will give years of reliable service. SPARE PARTS The parts are machined to close tolerances...

  • Page 36: Long-Term Storage

    Maintenance 10. If possible, rotate the drive shaft by hand at least monthly to prevent seals from setting in one position. When returning a blower to the factory for repair under warranty, please note the factory will not accept any unit that arrives without authorization.

  • Page 37: Disassembly And Reassembly

    DISASSEMBLY AND REASSEMBLY DISASSEMBLY OF BLOWER Gears are not exposed for visual inspection prior to disassembly. • Broken teeth • Chipped teeth WARNING • Uneven wear • Excessive wear Before performing any repair or replacement, • Any other abnormalities disconnect and lock out power. With proper maintenance and lubrication, normal life expectancy for gears, bearings, and seals can be achieved.

  • Page 38: Assembly Of Blower

    It is recommended that the gear end rotor shaft 13. Remove the gear end bearing retainer rings, bearings be purchased from Tuthill Vacuum & exposing the bearings. Blower Systems, as they are specially ground to locate the rotors with correct end clearance relative 14.

  • Page 39: Preparation Of End Plates For Assembly

    Disassembly and Reassembly Preparation of End Plates for Assembly Make sure all parts are clean and free of any nicks or burrs caused by disassembly. Lip- seal blowers will require all sleeves or seal journals to be polished to remove any nicks or scratches.
  • Page 40 Disassembly and Reassembly 8. Using flush-ground bearings on the gear end 14. In blowers that have mechanical face seals, only, press the bearings onto the rotor shafts. check the lapped surface of the seal mating ring to be sure it is perfectly clean. Use soft tissue and cleaning agent (acetone) if necessary.

  • Page 41: Free End Assembly

    Disassembly and Reassembly Adjusting Rotor Interlobe Clearance To install the driven gear, align the reference marks as shown in Figure 5-5. Install the driven gear carefully to avoid mashing any 32. Lay the blower down with the drive gear on teeth when engaging the opposite gear.

  • Page 42: Special Instructions - Double Envelope

    Disassembly and Reassembly Drive Shaft Assembly 33. Install the drive shaft and secure with allen screws. Check drive shaft runout at the seal journal. Do not exceed 0.002 in. (0.05 mm) A. Install one thin spacer onto the drive shaft so it is next to the bearing with the groove TIR.

  • Page 43: 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 44 Troubleshooting SYMPTOM PROBABLE CAUSE REMEDIES Too much or too little Check oil level. See Lubrication on page 15. oil in gear reservoir Too low operating Increase blower speed within limits. speed Clogged filter or Remove cause of obstruction. Excessive silencer blower Excessive pressure temperature...

  • Page 45: Assembly Clearances

    ASSEMBLY CLEARANCES LOBES TO END PLATES LOBE TO HOUSING MODEL GEAR END FREE END TIP-PORT INTERLOBE 0.003 – 0.006 in. 0.004 – 0.009 in. 0.005 – 0.009 in. 3202 (0.08 – 0.15 mm) (0.10 – 0.23 mm) (0.13 – 0.23 mm) 0.003 –...

  • Page 46: Torque Chart

    TORQUE CHART Data shown represents “wet” torque values. PART DESCRIPTION TORQUE 3 ft-lb CAP SCREW 10-32UNF (4 N-m) 6 ft-lb CAP SCREW 1/4"-20UNC GR5 (8 N-m) 13 ft-lb CAP SCREW 5/16"-18UNC GR5 (17 N-m) 23 ft-lb CAP SCREW 3/8"-16UNC GR5 (31 N-m) 57 ft-lb CAP SCREW 1/2"-13UNC GR5...

  • Page 47: Recommended Lubricants

    RANDO HD 150 DTE EXTRA HEAVY — (32° to 50°C) (ISO 150) (ISO 150) (ISO 150) RECOMMENDED SYNTHETIC BASED LUBRICANTS** AMBIENT TUTHILL EXXONMOBIL SHELL TEMPERATURE 0° to 32°F SHC 626 MORLINA® S4 B 68 (-18° to 0°C) (ISO 68) (ISO 68) 32°...
  • Page 48 Blowers used in oxygen-enriched service should use only Castrol Brayco 1726 Plus non-fl ammable, PFPE synthetic lubricant. Blowers used in hydrogen service should use only PneuLube synthetic oil. Tuthill Vacuum & Blower Systems cannot accept responsibility for damage to seals, O-rings and gaskets caused by use of synthetic lubricants not recommended by Tuthill Vacuum and Blower Systems.

  • Page 49: Special Tool Drawings

    SPECIAL TOOL DRAWINGS .125 (3.175) 4.00 4.00 .002 (0.05) 101.6 101.6 6.35 6.35 MIN R MIN R Ø 2.103 ± .010 Ø 2.746 ± .001 Ø 2.746 ± .001 53.416 ± .25 69.748 ± .025 69.748 ± .025 Ø 2.436 ± .001 Ø...
  • Page 50 Special Tool Drawings 2 REF 50.8 12.7 19.02 25.4 25.4 MATL P/N: CR1018B0-200075 × 5.5 (139.7) MATL: COLD ROLLED 1018 BAR SNAP-ON P/N 2.63 2.75 (69.85) × 5.5 (139.7) LONG CJ83-3 OR 66.80 EQUIVALENT TOLERANCES 5.25 FRACTIONAL ± .0005 (± 0.0127) 133.35 CHAMFERS ±...

  • Page 51: Parts List

    Parts List PARTS LIST Parts List for Model 3200 Series – Standard Seals ITEM ITEM PART DESCRIPTION PART DESCRIPTION Lock Washer Rotor Nameplate Housing Drive Shaft End Plate Retaining Ring Drive End Cover Bearing Free End Cover Lab Seal Timing Gear Set Spacer Bearing, Drive End Cap Screw...
  • Page 52 Parts List Parts List for Model 3200 Series – Single Envelope ITEM ITEM PART DESCRIPTION PART DESCRIPTION Retaining Ring Rotor Bearing Housing Lab Seal End Plate Mechanical Seal Drive End Cover Spacer Free End Cover Cap Screw Timing Gear Set Spacer Bearing, Drive End Oil Gauge...
  • Page 53 Parts List Parts List for Model 3200 Series – Double Envelope ITEM ITEM PART DESCRIPTION PART DESCRIPTION Spacer Rotor Cap Screw Housing Spacer End Plate Oil Gauge Drive End Cover Spacer Free End Cover O-Ring Timing Gear Set Mechanical Seal Bearing, Drive End Spacer Bearing, Free End...
  • Page 54 Parts List Parts List for Model 4000 Series – Standard Seals ITEM ITEM PART DESCRIPTION PART DESCRIPTION Lab Seal Rotor Bearing Lock Plate Housing Cap Screw End Plate Lock Plate Drive End Cover Cap Screw Free End Cover Dowel Pin Timing Gear Set Cap Screw Bearing, Drive End...
  • Page 55 Parts List Parts List for Model 4000 Series – Single Envelope ITEM ITEM PART DESCRIPTION PART DESCRIPTION Bearing Lock Plate Rotor Cap Screw Housing Lock Plate End Plate Cap Screw Drive End Cover Dowel Pin Free End Cover Cap Screw Timing Gear Set Oil Gauge 2 / 6...
  • Page 56 Parts List Parts List for Model 4000 Series – Double Envelope ITEM ITEM PART DESCRIPTION PART DESCRIPTION Spacer Rotor O-Ring, Viton Housing Mechanical Seal End Plate Drive Shaft Face Seal Sleeve Drive End Cover Retaining Ring Free End Cover Washer Timing Gear Set Lock Nut Bearing, Drive End...
  • Page 57 Parts List Parts List for Model 5500 Series – Standard Seals ITEM ITEM PART DESCRIPTION PART DESCRIPTION Bearing Spacer Rotor Bearing Lock Plate Housing Cap Screw End Plate Lock Plate Drive End Cover Cap Screw Free End Cover Dowel Pin Timing Gear Set Cap Screw Bearing, Drive End...
  • Page 58 Parts List Parts List for Model 5500 Series – Single Envelope ITEM ITEM PART DESCRIPTION PART DESCRIPTION Bearing Lock Plate Rotor Cap Screw Housing Lock Plate End Plate Cap Screw Drive End Cover Dowel Pin Free End Cover Cap Screw Timing Gear Set Oil Gauge 2 / –...
  • Page 59 Parts List Parts List for Model 5500 Series – Double Envelope ITEM ITEM PART DESCRIPTION PART DESCRIPTION Oil Gauge Rotor Spacer Housing O-Ring, Viton End Plate Drive Shaft Face Seal Sleeve Drive End Cover Washer 1 / – Free End Cover Washer Timing Gear Set Lock Nut...

  • Page 60: Assembly Drawings

    Assembly Drawings ASSEMBLY DRAWINGS Model 3200 – Standard Seals – Cutaway View Manual 2006 Rev B p/n 2006...
  • Page 61 Assembly Drawings Model 3200 – Standard Seals – Side and End Views Manual 2006 Rev B p/n 2006...
  • Page 62 Assembly Drawings Model 3200 – 54/57/64/67/81/84 – Cutaway View Manual 2006 Rev B p/n 2006...
  • Page 63 Assembly Drawings Model 4000 – Standard Seal – Cutaway Views Manual 2006 Rev B p/n 2006...
  • Page 64 Assembly Drawings Model 4000 – Lip-Labyrinth – Side and End Views Manual 2006 Rev B p/n 2006...
  • Page 65 Assembly Drawings Model 4000 – Single Envelope – Cutaway View Manual 2006 Rev B p/n 2006...
  • Page 66 Assembly Drawings Model 4000 – Single Envelope – Side and End Views Manual 2006 Rev B p/n 2006...
  • Page 67 Assembly Drawings Model 4000 – Single Envelope (Cooling Coil Option) – Side and End Views Manual 2006 Rev B p/n 2006...
  • Page 68 Assembly Drawings Model 4000 – Double Envelope – Cutaway View Manual 2006 Rev B p/n 2006...
  • Page 69 Assembly Drawings Model 4000 – 64-67-68 – Side and End Views Manual 2006 Rev B p/n 2006...
  • Page 70 Assembly Drawings Model 4000 – 64-67-68 (Cooling Coil Option) – Side and End Views Manual 2006 Rev B p/n 2006...
  • Page 71 Assembly Drawings Model 5500 – Standard Seal – Cutaway View Manual 2006 Rev B p/n 2006...
  • Page 72 Assembly Drawings Model 5500 – Single Envelope – Cutaway View Manual 2006 Rev B p/n 2006...
  • Page 73 Assembly Drawings Model 5500 – Single Envelope – Side and End Views Manual 2006 Rev B p/n 2006...
  • Page 74 Assembly Drawings Model 5500 – Single Envelope (Cooling Coil Option) – Side And End Views Manual 2006 Rev B p/n 2006...
  • Page 75 Assembly Drawings Model 5500 – Double Envelope – Cutaway View Manual 2006 Rev B p/n 2006...
  • Page 76 Assembly Drawings Model 5500 – Double Envelope – Side and End Views Manual 2006 Rev B p/n 2006...
  • Page 77 Assembly Drawings Model 5500 – Double Envelope (Cooling Coil Option) – Side and End Views Manual 2006 Rev B p/n 2006...
  • Page 78 Assembly Drawings Manual 2006 Rev B p/n 2006...

  • Page 79: Declaration Of Incorporation

    Models 3200, 4000, 5500 Lip-Labyrinth (Air Service) Single Envelope Gastight Double Envelope Gastight David Schardt Vice President of Engineering, Tuthill Vacuum & Blower Systems Tuthill Vacuum & Blower Systems 4840 West Kearney Street P.O. Box 2877 Springfield, MO USA 65801-0877...

  • Page 80: Warranty - Blower Products

    WARRANTY – BLOWER 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 81: 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 82 TUTHILL CORPORATION 4840 West Kearney Street Springfield, Missouri USA 65803-8702 O 417.865.8715 800.825.6937 Manual 2006 Rev B p/n 2006 F 417.865.2950 tuthillvacuumblower.com 1/18 Copyright © 2017 Tuthill Vacuum & Blower Systems All rights reserved. Product information and specifications subject to change.

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