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Recommended Lubricants

Operator’s Manual 2010 Rev B p/n 2010

RECOMMENDED LUBRICANTS FOR M-D VACUUM BOOSTERS

REQUIREMENTS

• Suitable for high vacuum service

• 100 cSt @ 40°C

• Vapor pressure of 1 micron or less @ 70°F (21°C)

• Straight mineral (no additives) or PAO synthetic oil

RECOMMENDED GREASE FOR CP BLOWERS:

TUTHILL

Tuthill PneuLube™ NLGI #2 premium grade, petroleum base lithium

grease.

Food Grade HTEP grease, NLGI No. 2 grade. Must meet all requirements of FDA Regulation 21 CFR 178.3570 (the former

USDA H-1 approval requirements) for lubricants having incidental contact with food.

* For higher ambient temperatures, please consult the factory.

RECOMMENDED OIL FOR OXYGEN-ENRICHED SERVICE

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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Summary of Contents for 3200

Page 1: ... B p n 2010 Tuthill Vacuum Blower Systems tuthillvacuumblower com 800 825 6937 WARNING Do Not Operate Before Reading Manual Operator s Manual Tuthill Qx Rotary Positive Displacement Blower Copyright 2019 Tuthill Vacuum Blower Systems All rights reserved Product information and specifications subject to change ...

Page 2: ...specifications to explain and or exemplify a product service or maintenance improvement may be changed at any time without notice Rights Reserved Statement 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 Vacuu...

Page 3: ...ective Materials 4 Installation 5 Operating Characteristics 5 Operating Limitations 5 Specifications Table 6 Start Up Checklist 7 Foundation 8 Location 8 Soft Foot 8 Mounting Stress 9 Blower Air Intake 9 Motor Drives 9 Direct Coupled 9 V Belts 9 Electrical Connections 10 Relief Valves 10 Piping 10 Lubrication Splash 11 Frequently Asked Questions Regarding Lubrication 12 ...

Page 4: ...nd 4600 22 Gear End Assembly 3200 and 4600 23 Drive End Free End Assembly 3200 and 4600 23 Assembly 6000 Series 24 Gear End Assembly 6000 Series 24 Drive End Free End Assembly 6000 Series 24 Assembly Clearances 25 Recommended Lubricants 26 Recommended Lubricants for Rotary Blowers and Vacuum Boosters 26 Cutaway Drawings and Parts Lists 28 Cutaway Drawing for Qx 3200 and Qx 4600 Series Blowers 28 P...

Page 5: ...to protect it from weather and corrosion Qx blowers are built to exacting standards and if properly installed and maintained will provide many years of reliable service Read and follow every step of these instructions when installing and maintaining the blower WARNING Serious injury can result from operating or repairing this machine without first reading the operating manual and taking adequate s...

Page 6: ...or cause the equipment to operate improperly NOTE N Indicates a procedure practice or condition that should be followed in order for the equipment to function in the manner intended SAFETY INSTRUCTIONS 1 Do not operate before reading the enclosed operating manual 2 Use adequate protection warning and safety equipment necessary to protect against hazards involved in installation and operation of th...

Page 7: ...nal and external rotating parts of the blower and driving equipment can produce serious physical injuries Do not reach into any opening in the blower while it is operating or while subject to accidental starting Cover external moving parts with adequate guards Disconnect power before doing any work and avoid bypassing or rendering inoperative any safety or protective devices If blower is operated ...

Page 8: ...ngs to avoid injury or damage if lobes are to be rotated at this point The blower housing and associated piping or accessories may become hot enough to cause major skin burns on contact Internal and external rotating parts of the blower and driving equipment can produce serious physical injuries Never run the blower with the inlet or discharge piping removed If it becomes necessary to inspect the ...

Page 9: ...es not between the rotors but between the rotors and the side of the housing Also the machine is bi directional meaning that the direction of rotation of the blower can make either side the inlet or discharge See also Figure 3 1 on page 6 Flow Direction by Rotation Protect the blowers with cut in switches or bypass valving to limit differential pressure across the blower See Operating Limitations ...

Page 10: ...TY MAXIMUM ALLOW ABLE DISCHARGE TEMPERATURE MAXIMUM TEMPERATURE RISE MAXIMUM PRESSURE MAXIMUM VACUUM MAXIMUM RPM VERTICAL FLOW HORIZON TAL FLOW 3203 3208 AA 2 in 51 mm 3 in 76 mm 4 in 102 mm 4 in 102 mm 0 68 qt 0 64 L 0 38 qt 0 36 L 445 F 229 C 325 F 163 C 18 psig 17 inch Hg 576 mbar 4 800 4606 4610 AA 4 in 102 mm 6 in 152 mm 6 in 152 mm 1 82 qt 1 1 L 1 07 qt 1 L 445 F 229 C 325 F 163 C 18 psig 17...

Page 11: ...by hand to be certain they do not bind WARNING Disconnect power Make certain power is off and locked out before touching any rotating element of the blower motor or drive components WARNING When touching the blower or motor during operation make certain that loose clothing long hair neckties loose shoelaces rags etc are secured snugly and cannot accidentally dangle into rotating elements such as s...

Page 12: ...ng and seal life and premature internal contact between the rotors and the housing 1 Place blower on base 2 Check each foot for gaps between foot and base soft foot shim as necessary to fill gap within 002 in 05 mm Below are shown the two most common types of soft foot conditions If either type is present and measures more than 003 in 076 mm the blower may fail prematurely 3 Tighten all bolts 4 Mo...

Page 13: ...wer and elevate its discharge temperature The piping used should also be corrosion resistant and free of scale and dirt Keep the inlet covered to keep out foreign objects and rain MOTOR DRIVES Two drive connections commonly used are direct drive and V belt drive DIRECT COUPLED When installing the motor directly to the blower align the shafts to the coupling according to the coupling manufacturer s...

Page 14: ...ng misalignment Check the blower to make sure oil was added to the reservoirs ELECTRICAL CONNECTIONS Wire the motor and other electrical devices such as solenoid valves and temperature switch to the proper voltage and amperage as indicated on the nameplate of each component being wired Turn the blower by hand after wiring is completed to determine that there are no obstructions and that the blower...

Page 15: ...e end and free non drive end plates 2 Pour oil through the fill hole until oil appears in the sight glass Slowly bring oil up to center of glass Repeat for both end plates Fill each oil sump independently 3 Re seal plugs and reinstall in end plates 4 Check oil levels frequently Shut down the blower to properly check oil levels PLEASE NOTE THE FOLLOWING Every Tuthill Vacuum Blower Systems blower ha...

Page 16: ...cles are based on worst case conditions What is the functional detriment if the wrong oil is used The lubricant is selected based on bearing speed gear speed and operating temperature If the lubricant is too light it increases wear by not separating the sliding surfaces and it will not remove the heat adequately If the lubricant is too thick the drag in the bearings is increased causing them to ru...

Page 17: ...in the wrong direction Carry out initial operation under no load conditions by opening all valves and venting the discharge to atmosphere if possible Then start the motor briefly listen for unusual noises and make sure the blower coasts freely to a stop If no problem appears repeat this check and let the motor run slightly longer If any questions exist investigate before proceeding Assuming all te...

Page 18: ...ount of a light lubricating oil such as 3 in One or a spray lubricant such as WD 40 into the inlet of the blower just before shutdown The lubricant will provide an excellent protective coating on the internal surfaces If using a spray lubricant take care to prevent the applicator tube from getting sucked into the blower The applicator tube will damage the blower likely to a degree where repair wou...

Page 19: ...he blower and add oil as needed Complete oil changes are recommended every 1 000 1 200 operating hours or more frequently depending on the type of oil and operating temperature Also change the oil more frequently if pumping corrosive vapors or where excessive operating temperatures are encountered DANGER The blower and parts may contain hazardous media Assure that pump and parts are evacuated of h...

Page 20: ...age 17 1 Clean all air filters A clogged air filter can seriously affect the efficiency of the blower and cause overheating and increased oil usage Replace if necessary 2 Check the relief valve to make sure it is operating properly 1 Inspect the entire system for leaks 2 Inspect the condition of oil and change if necessary 3 Check drive belt tension and tighten if necessary Oil levels should be ch...

Page 21: ...orrect oil level Replace dirty oil See Lubrication Splash on page 11 Excessive belt tension Check belt manufacturer s specifications for tension and adjust accordingly Coupling misalignment Check carefully realign if necessary Lack of volume Slipping belts Check belt manufacturer s specifications for tension and adjust accordingly Worn lobe clearances Check for proper clearances See Assembly Clear...

Page 22: ... See Assembly Clearances on page 25 Case or frame distortion Check mounting and pipe strain Excessive operating pressure Reduce pressure differential Excessive operating temperature Reduce pressure differential or reduce inlet temperature Vibration Belt or coupling misalignment Check carefully Realign if necessary Lobes rubbing Check cylinder for hot spots and then check for lobe contact at these ...

Page 23: ...rmation plus the item numbers and names as taken from the appropriate assembly drawing in this manual When ordering parts supply the blower nameplate information as well as the item number and parts description as per the parts lists and assembly drawings Repair kits are available for all models Consult the factory FACTORY SERVICE AND REPAIR With proper care Tuthill Vacuum Blower Systems blowers w...

Page 24: ...3 Carefully remove the drive seal wear ring from the drive shaft The simplest method to do so is to use a cut off wheel and a die grinder The hardened ring will typically snap open once it is cut most of the way through 4 Remove the washer from the rotor shafts on the gear end Remove the oil slinger assemblies 5 Rotate the blower Remove bolts and washers from rotor shafts on the gear end Remove th...

Page 25: ...shaft diameter to press the rotors through the bearings Save shims and measure for proper clearance for rebuilding the blower Remove the seal assembly from the end plate Reverse the machine to drive the shaft up and press each rotor free from the drive end end plate Figure 6 2 Gear Alignment Figure 6 3 Lobe Keyway Position 8 Remove the seals from the rotors with a plastic mallet or by tapping towa...

Page 26: ... gear end endplate Apply even pressure to the jack screws to push the end plate from the housing Remove screws Remove retainer plate Push rotors out of gear end endplate Remove bearings and remove bearing shield Save shims and measure for proper clearance for rebuilding the unit Remove seal assembly from the endplate OR Using a large arbor press orient the blower drive shaft down supported by the ...

Page 27: ...the face of the gears and with feeler gauges check the gear end for proper clearances 2 See Figure 6 5 regarding bearing bore stack up and seal measurement 3 Put depth micrometer on the housing and measure the distance to the rotor face or use flat block and feeler gauge Add shims to get proper free end clearances Install O ring into groove 4 Install end plate onto dowels Bolt down with screws Wit...

Page 28: ... the bores of endplates Seat endplate over rotors Install seal slingers and add shims as needed 4 Install bearings and press until seated Install retainer and bolts Install gear spacer onto long tail rotor 5 Install keys into shaft Install solid gear onto long tail rotor and two piece gear hub onto driven rotor Install two piece gear over hub Install lock washers and screws into gear Install rotor...

Page 29: ...8 0 15 mm 0 009 0 012 in 0 23 0 30 mm 0 012 0 019 in 0 30 0 48 mm 0 005 0 011 in 0 13 0 28 mm 0 002 0 005 in 0 05 0 13 mm 0 006 0 008 in 0 15 0 20 mm 4610 0 003 0 006 in 0 08 0 15 mm 0 014 0 017 in 0 36 0 43 mm 0 017 0 024 in 0 43 0 61 mm 0 005 0 011 in 0 13 0 28 mm 0 002 0 005 in 0 05 0 13 mm 0 006 0 008 in 0 15 0 20 mm 6009 0 002 0 005 in 0 05 0 013 mm 0 018 0 022 in 0 46 0 56 mm 0 022 0 025 in ...

Page 30: ... C 212 F Viscosity Index Pour Point Flash Point Copper Corrosion Rating 0 859 91 8 cSt 13 1 cSt 142 51 C 60 F 246 C 475 F 1A 0 865 142 7 cSt 18 0 cSt 140 51 C 60 F 246 C 475 F 1A 32 to 90 F 0 to 32 C 90 to 120 F 32 to 50 C RECOMMENDED SYNTHETIC BASED FOOD GRADE LUBRICANTS FOR BLOWERS AMBIENT TEMPERATURE LUBRICANT MEETING U S FDA REGULATION 21 CFR 178 3570 GOVERNING PETROLEUM PRODUCTS WHICH MAY HAV...

Page 31: ...grade Must meet all requirements of FDA Regulation 21 CFR 178 3570 the former USDA H 1 approval requirements for lubricants having incidental contact with food For higher ambient temperatures please consult the factory RECOMMENDED OIL FOR OXYGEN ENRICHED SERVICE Blowers used in oxygen enriched service should use only non flammable PFPEsynthetic lubricant Blowers used in hydrogen service should use...

Page 32: ...al 2010 Rev B p n 2010 09 CUTAWAY DRAWING FOR QX 3200 AND QX 4600 SERIES BLOWERS 22 25 26 27 28 29 GEAR END COVER HIDDEN 31 32 1 3 2 4 5 6 7 8 9 10 12 14 15 13 30 16 17 19 20 21 23 24 18 CUTAWAY DRAWINGS AND PARTS LISTS ...

Page 33: ... ASSEMBLY 1 8 GEAR SPACER 1 9 GEAR KEY 2 10 BALL BEARING 2 12 CYLINDER BEARING 2 13 SEAL ASSEMBLY 4 14 DRIVE COLLAR 1 15 OIL SLINGER 1 16 LIP SEAL 1 17 SEAL WEAR RING 1 ITEM NO PART DESCRIPTION QTY 18 BEARING SHIM 19 HOUSING SHIM 20 O RING 1 21 DOWEL PIN 4 22 CAP SCREW 26 23 ROTOR WASHER 3 24 FLAT CAP SCREW 3 25 OIL SIGHT GLASS 4 26 HEX PIPE PLUG 2 27 OIL DRAIN PLUG 4 28 SOCKET PIPE PLUG 8 29 SQUA...

Page 34: ...rawings and Parts Lists Operator s Manual 2010 Rev B p n 2010 CUTAWAY DRAWING FOR QX 6000 SERIES BLOWERS 31 25 30 6 26 2 15 5 3 13 4 49 10 18 19 7 1 12 23 9 8 27 14 16 17 20 21 22 32 33 24 29 28 FREE END COVER HIDDEN ...

Page 35: ... SPACER 1 9 TIMING GEAR KEY 2 10 BALL BEARING 2 12 CYLINDER BEARING 2 13 SEAL ASSEMBLY 4 14 DRIVE COLLAR 1 15 OIL SLINGER 1 16 SET SCREW 2 17 OIL SLINGER SPACER 1 ITEM NO PART DESCRIPTION QTY 18 LIP SEAL 1 19 SEAL WEAR RING 1 20 BEARING SHIM 21 HOUSING SHIM 22 ORING 2 23 DOWEL PIN 6 24 CAP SCREW 16 25 CAP SCREW 20 26 ROTOR WASHER 3 27 FLAT CAP SCREW 3 28 SOCKET PIPE PLUG 8 29 HEX PIPE PLUG 6 30 OI...

Page 36: ...ery into which it is to be incorporated has been declared in conformity with the provisions of the relevant directive s Other directives and standards that apply to this Declaration of Incorporation EN 1012 1 1996 Compressors and vacuum pumps Safety requirements Part 1 Compressors The scope of the Declaration of Incorporation is for bare shaft Rotary Positive Displacement PD Plus Blowers Models 32...

Page 37: ...y Seller Unless done with prior written consent of Seller any repairs alterations or disassembly of Seller s equipment shall void warranty Installation and transportation costs are not included and defective items must be held for Seller s inspection and returned to Seller s Ex works point upon request THEREARE NO WARRANTIES EXPRESSED IMPLIED OR STATUTORY WHICH EXTEND BEYOND THE DESCRIPTION ON THE...

Page 38: ...ze Length Serial No Type of Lubrication Start up Date Pump RPM Operating Vacuum Pump Sheave Diameter Any Other Special Accessories Supplied or in Use Motor Sheave Diameter Motor RPM HP 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 th...

Page 39: ......

Page 40: ...50 tuthillvacuumblower com Manual 2010 Rev B p n 2010 For Service Repair Technical Support or Product Sales contact I N T ERNATIONAL QUALITY STAND A R D REGISTERED VACUUM BLOWER SYSTEMS TUTHILL CORPORATION Copyright 2019 Tuthill Vacuum Blower Systems All rights reserved Product information and specifications subject to change 4 19 ...

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