Table of Contents
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WARNING: Do Not Operate Before Reading Manual
Qx
OPERATOR'S MANUAL
Models
3200
4600
6000
All rights reserved. Product information and specifications subject to change.
Tuthill Vacuum & Blower Systems
Copyright © 2019 Tuthill Vacuum & Blower Systems
tuthillvacuumblower.com
M-D Pneumatics
®
Rotary Positive Displacement Blower
Manual 2010 Rev B p/n 2010
800.825.6937
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Table of Contents
Related Manuals for Tuthill Qx Series
Summary of Contents for Tuthill Qx Series
- Page 1 Manual 2010 Rev B p/n 2010 WARNING: Do Not Operate Before Reading Manual OPERATOR’S MANUAL Models 3200 4600 6000 Copyright © 2019 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 No part of this publication may be reproduced or used in any form by any means – graphic, electronic or mechanical, including photocopying, recording, taping or information storage and retrieval systems – without the written permission of Tuthill Vacuum & Blower Systems. Copyright © 2019 Tuthill Vacuum & Blower Systems...
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Page 3: Table Of Contents
Table of Contents Introduction .................. 1 Safety .................... 2 Graphic Conventions Used in this Manual ..........2 Safety Instructions................. 2 Safety Precautions ..............3 Protective Materials ................4 Installation ..................5 Operating Characteristics ............5 Operating Limitations ..............5 Specifications Table ..............6 Start-Up Checklist ................. - Page 4 Table of Contents Operation ..................13 Recommended Shutdown Procedure to Minimize Risk of Freezing or Corrosion ................. 13 Long Term Storage ................14 Maintenance ................15 General ....................15 Regular Maintenance ................15 Preventative Maintenance ..............16 Troubleshooting ................... 17 Repair and Replacement Parts ............
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Page 5: Introduction
CONGRATULATIONS on the purchase of a new Rotary Positive Displacement Air Blower ® from Tuthill Vacuum & Blower Systems. Please examine the blower for shipping damage, and if any damage is found, report it immediately to the carrier. If the blower is to be installed at a later date, make sure it is stored in a clean, dry location and rotated regularly. -
Page 6: Safety
SAFETY GRAPHIC CONVENTIONS USED IN NOTE: 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 INSTRUCTIONS DANGER 1. -
Page 7: Safety Precautions
Safety Safety Precautions WARNING For equipment covered specifically or indirectly Hearing protection in this operating manual, it is important that all required. personnel observe safety precautions to minimize the chances of injury. Among many considerations, the following should particularly be noted: •... -
Page 8: Protective Materials
Safety The blower housing and associated piping or CAUTION accessories may become hot enough to cause major skin burns on contact. Internal and external Customers are cautioned to provide adequate rotating parts of the blower and driving equipment protection, warning and safety equipment can produce serious physical injuries. -
Page 9: Installation
INSTALLATION Operating Characteristics Protect the blowers with cut-in switches or bypass valving to limit differential pressure across the Qx blowers are rotary positive displacement blower. See Operating Limitations on page 5 type units with tri-lobe rotors rotating in opposite for more information. When a belt drive is used, directions within a housing closed at the ends by it is possible to adjust blower speed to obtain the end plates. -
Page 10: Specifications Table
Installation NOTE: Specially ordered blowers with non- standard construction, or with rotor end clearances greater than shown in this manual, will not have the operating limits specified in Specifications Table 3-1 on page 6. Contact your Outhill Vacuum & Blower Systems sales representative for specific information. -
Page 11: Start-Up Checklist
Installation START-UP CHECKLIST It is recommended that these start-up procedures be followed in sequence and checked off ( ) in the boxes provided in any of the following cases. • During initial installation • After maintenance work has been performed •... -
Page 12: Foundation
Installation FOUNDATION 5. Loosen bolt on that foot. Observe indicator travel and add shims as needed to reduce “spring” to less than .002 in. (.05 mm). Repeat The blower does not need a special foundation. steps 4 and 5 on remaining feet. However, it does require a solid, level floor and adequate frame support. -
Page 13: Mounting Stress
Installation MOUNTING STRESS DIRECT COUPLED Stress imparted from incorrectly aligned piping When installing the motor directly to the blower, or mounting will create problems with bearing align the shafts to the coupling according to the and seal life, possibly leading to premature coupling manufacturer’s instructions. -
Page 14: Electrical Connections
RELIEF VALVES Tuthill recommends the use of relief valves to protect against excessive pressure or vacuum conditions. Test these valves at initial start-up to be sure they are properly adjusted to relieve at or below the maximum pressure differential rating of Figure 3-4 –... -
Page 15: Lubrication (Splash)
• See Recommended Lubricants for Rotary cause hearing damage. (Reference NSHA Blowers and Vacuum Boosters on page 26 Standards). for lubricants approved for use in Tuthill blowers. • Add oil in the quantity shown in Specifications Table 3-1 on page 6. LUBRICATION (SPLASH) •... -
Page 16: Frequently Asked Questions Regarding Lubrication
Installation FREQUENTLY ASKED QUESTIONS What is the functional detriment if the oil is not serviced? REGARDING LUBRICATION If the lubricant is not serviced at the proper interval, the shearing action in the bearing and the What are the perceived modes of failure when gears will begin to take its toll and the lubricant blowers are run beyond the specified duty cycles? will thicken. -
Page 17: Operation
OPERATION Before starting the blower for the first time under Carry out initial operation under “no load” power, recheck the installation thoroughly to conditions by opening all valves and venting the reduce the likelihood of difficulties. Use the discharge to atmosphere, if possible. Then, start following checklist as a guide, but consider any the motor briefly, listen for unusual noises, and other special conditions in your installation. -
Page 18: Long Term Storage
Operation LONG TERM STORAGE the iron internal surfaces and to ice formation in cold weather. Both of these conditions can close the operating clearances, causing the blower to fail 1. Spray the interior (lobes, housing, and end upon future start-up. plates) with rust preventative. -
Page 19: Maintenance
MAINTENANCE GENERAL DANGER Regular inspection of the blower and its The blower and parts may installation, along with complete checks on contain hazardous media. operating conditions, will pay dividends in added Assure that pump and life and usefulness. Also, service the drive per parts are evacuated of the manufacturer’s instructions and lubricate hazardous media prior to... -
Page 20: Preventative Maintenance
Maintenance When a blower is taken out of service, it may require internal protection against rusting or corrosion. The need for such protection must be a matter of judgment based on existing conditions as well as length of downtime. Under atmospheric conditions producing rapid corrosion, protect the blower immediately. -
Page 21: Troubleshooting
Maintenance 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. - Page 22 Maintenance SYMPTOM PROBABLE CAUSE REMEDIES Too much or too little oil in gear Check oil level. See Lubrication (Splash) on page 11. reservoir Too low operating speed Increase blower speed within limits. Clogged filter or silencer Remove cause of obstruction. Excessive blower temperature...
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Page 23: Repair And Replacement Parts
Maintenance REPAIR AND REPLACEMENT FACTORY SERVICE AND REPAIR PARTS With proper care, Tuthill Vacuum & Blower Systems blowers will give years of reliable service. Regular inspection of the blower and its The parts are machined to close tolerances installation, along with complete checks on... -
Page 24: Disassembly And Reassembly Instructions
DISASSEMBLY AND REASSEMBLY INSTRUCTIONS DISASSEMBLY (3200 AND 4600) 5. Rotate the blower. Remove bolts and washers from rotor shafts on the gear end. Remove the timing gear bolts completely from the 1. Remove all oil drain plugs and vent plugs from driven rotor. - Page 25 Disassembly and Reassembly Instructions 7. Use one of the following methods to remove 8. Remove the seals from the rotors with a plastic the seal assembly from the drive end of the mallet or by tapping toward the end of the rotor end plate: shaft.
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Page 26: Disassembly (6000 Series)
Rotate unit. Remove bolts and washers from is available from Tuthill Vacuum and Blower rotor shafts on the gear end. Remove the Systems. Be sure to have these parts, at a timing gear bolts completely from the driven minimum, on hand prior to assembly. -
Page 27: Gear End Assembly (3200 And 4600)
Disassembly and Reassembly Instructions Gear End Assembly (3200 and 4600) Drive End (Free End) Assembly (3200 and 4600) 1. Seat the rotors on a fixture with the gear end of the rotors upward and in the “T” position. Make 1. Turn the blower over. Set on the face of the sure the drive rotor is in the correct location for gears and with feeler gauges check the gear the proper flow and rotation required for the... -
Page 28: Assembly (6000 Series)
ASSEMBLY (6000 SERIES) Drive End (Free End) Assembly (6000 Series) A maintenance kit is available from Tuthill Vacuum 1. Turn unit over and set on face of gear and with and Blower Systems. This kit contains all the feeler gauges check the free end for proper components that are replaced during a normal clearances. -
Page 29: Assembly Clearances
ASSEMBLY CLEARANCES MODEL GEAR END DRIVE END TOTAL CLEARANCE INTERLOBE TIP TO DOWEL TIP TO PORT 0.003 – 0.006 in. 0.005 – 0.007 in. 0.008 – 0.013 in. 0.004 – 0.008 in. 0.002 – 0.005 in. 0.005 – 0.007 in. 3203 0.08 –... -
Page 30: Recommended Lubricants
RECOMMENDED LUBRICANTS RECOMMENDED LUBRICANTS FOR ROTARY BLOWERS AND VACUUM BOOSTERS RECOMMENDED SYNTHETIC BASED LUBRICANTS FOR BLOWERS AMBIENT TUTHILL VISCOSITY GRADE ISO 100 ISO 150 TEMPERATURE Specific Gravity 0° to 32°F 16˚ C (62˚ F) 0.859 0.865 (-18° to 0°C) Viscosity 91.8 cSt... - Page 31 Blowers used in oxygen-enriched service should use only non-flammable, PFPEsynthetic 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 & Blower Systems.
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Page 32: Cutaway Drawings And Parts Lists
CUTAWAY DRAWINGS AND PARTS LISTS CUTAWAY DRAWING FOR QX-3200 AND QX-4600 SERIES BLOWERS GEAR END COVER HIDDEN Operator’s Manual 2010 Rev B p/n 2010... -
Page 33: Parts List For Qx-3200 And Qx-4600 Series Blowers
Cutaway Drawings and Parts Lists PARTS LIST FOR QX-3200 AND QX-4600 SERIES BLOWERS ITEM ITEM PART DESCRIPTION PART DESCRIPTION HOUSING BEARING SHIM – DRIVE ROTOR HOUSING SHIM – DRIVEN ROTOR O-RING ENDPLATE DOWEL PIN DRIVE COVER CAP SCREW GEAR END COVER ROTOR WASHER GEAR ASSEMBLY FLAT CAP SCREW... -
Page 34: Cutaway Drawing For Qx-6000 Series Blowers
Cutaway Drawings and Parts Lists CUTAWAY DRAWING FOR QX-6000 SERIES BLOWERS FREE END COVER HIDDEN Operator’s Manual 2010 Rev B p/n 2010... -
Page 35: Parts List For Qx-6000 Series Blowers
Cutaway Drawings and Parts Lists PARTS LIST FOR QX-6000 SERIES BLOWERS ITEM ITEM PART DESCRIPTION PART DESCRIPTION HOUSING LIP SEAL DRIVEN ROTOR SEAL WEAR RING – DRIVE ROTOR BEARING SHIM – ENDPLATE HOUSING SHIM DRIVE COVER ORING GEAR END COVER DOWEL PIN GEAR ASSEMBLY CAP SCREW... -
Page 36: Declaration Of Incorporation
The scope of the Declaration of Incorporation is for bare shaft Rotary Positive Displacement (PD Plus) Blowers Models 3200, 4600, 6000 David Schardt Vice President of Engineering, Tuthill Vacuum & Blower Systems Tuthill Vacuum & Blower Systems 4840 West Kearney Street P.O. Box 2877... -
Page 37: 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 38: 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 40 TUTHILL CORPORATION 4840 West Kearney Street Springfield, Missouri USA 65803-8702 O 417.865.8715 800.825.6937 F 417.865.2950 Manual 2010 Rev B p/n 2010 tuthillvacuumblower.com Copyright © 2019 Tuthill Vacuum & Blower Systems 4/19 All rights reserved. Product information and specifications subject to change.
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