portable fixed mount hayward gordon ltd
Contents
1. F ib LLL 4 STABILIZER _ RING L OPTIONAL HAYWARD GORDON LTD Section PF 1 Page 14 PORTABLE FIXED MOUNT PARTS LIST GEAR DRIVE SEARS gt 8 SELF TAPPING SCREW E 71 4070850007 NSPECTIONGOVER r 7279 6 752501 BETSCREW 128 DIA SHAFT lt gt a 36 732502 BET SCREW SHAFT II BEARING BALL 50846800 FEXLOGNUT E 722 xPANSION 06 1220 2 _ 565 59 16 727805 4090590381 BLEEVE 125 DIA SHAFT 409035020 BEEEVE 075 DIA SHAFT HRUST PLATE L5 DIA SHAFT 78084583 ECREW SOC CAP 15 SHAFT OO Ersew en PROPER p RE 1 x T r x 5249502 GASKET BE2. 7 22277 d MMM STABILIZER a RING HAYWARD GORDON LTD Section PF Page 11 PORTABLE FIXED MOUNT PARTS LIST DIRECT DRIVE MODEL DX ITEM NO PART NUMBER DESCRIPTION QTY UNIT 2075550001 HOUSING 70303007 SELF TAPPING SCREW 72783009 HEX HEAD BOLT 52549500 GASKET SET SCREW 1 25 SHAFT SET SCREW 0 75 SHAFT _ wes SET SCREW 0 75 SHAFT gt en T 3 Lm me RECOMMENDED SPARE PARTS REFER TO PAGE 9 FOR DRAWING HAYWARD GORDON LTD ERE PORTABLE FIXED MOUNT ae Rev PARTS LIST GEAR DRIVE MODEL 0 75 8 1 25 SHAFT 8 us n 2 STABILIZER RING ES OPTIONAL HAYWARD GORDON LTD Date Rev PORTABLE FIXED MOUNT PARTS LIST GEAR DRIVE MODEL 1 50 SHAFT
3. BE FOLLOWED by 12 This manual lists a number of safety all personnel working on equipment precautions Follow them and insist that otherwise serious injury may result T those working for you do the same An accident is usually caused by neglect or oversight All unauthorized personnel must be required to remain a safe dis tance away from rotating shaft coupling propellers impellers etc HAYWARD GORDON LTD 560000 REA Page 6 PORTABLE FIXED MOUNT INSTALLATION INSTRUCTIONS STABILIZER H STABILIZER RING cae d RING OPTIONAL OPTIONAL 4 AGITATOR SHAFT INSTALLATION To install agitator shaft remove bolts 5 and inspection cover 7 If drive pin 8 and flex loc nut 13 are in position unbolt and remove Loosen setscrews 10 Coat drilled end of agitator shaft with commercial rust preventive i e CRC 556 or WD 40 if needed and check that the shaft is free from burrs and large nicks Reinstall drive pin and flexloc nut and tighten to 6 ft lbs Tighten setscrews onto flats to 6 ft lbs Replace inspection cover HAYWARD GORDON LTD PROPELLER INSTALLATION Slide single or dual propellers onto shaft noting which is upper side of each propeller from the figures below Tighten setscrews to 6 ft lbs For severe duty the shaft should be dimpled
4. for the setscrew The lower propeller is normally positioned at the end of the shaft and the upper propeller if pro vided at least two propeller diameters be low the liquid level To determine pitch face place a straight edge across the blade width If the straight edge contacts almost entire width this is the pitch face If the straight edge touches near the center only this is the back face Your mixer has been tested and shaft straightness verified prior to shipment Careful handling of shaft prior to and during installation will ensure continued service at specified operating conditions Always follow mounting recommendation for baffles if center mounted or for properly angled and off set mounting in un baffled vessels Always set lower propeller at end of shaft and upper propeller if any not closer than 2 propeller diameters above the lower pro peller unless noted otherwise on the mixer drawing PROPELLER LOCATION The bottom propeller on the agitator shaft should be positioned no less than 1 5 times and not more than 3 times the propeller di ameter from the bottom of the tank Where applicable the top propeller should be posi tioned a minimum of 24 inches below sur face of the liquid Section 1 Page 7 Date 11 01 Rev 0 ROTATION LEADING EDGE SWEPT BACK STRAIGHT EDGE BACK FACE TOP PITCH FACE BOTTOM MOUNTING Fixed mount mixers used in baffled tanks should be positione
5. the mixer drive from the flange to ex pose the mechanical seal assembly and the agitator shaft If a clamp was used to support the agitator shaft while the mixer drive was removed another method of sup HAYWARD GORDON LTD porting the shaft must now be provided to enable removing and servicing the mechanical seal While maintaining support to the agita tor shaft unbolt the mechanical seal housing from the mounting flange and slide the mechanical seal off the agita tor shaft and service as necessary Reinstallation Procedure The reinstallation of the mechanical seal is essentially the reverse of the removal pro cedure Be sure that internal mechanical seal elements are positioned evenly be tween the stationary faces and that all nec essary mechanical connections have been made before the seal set screws are tight ened Section Page Date Rev HAYWARD GORDON LTD UR PORTABLE FIXED MOUNT Pe SINGLE MECHANICAL SEAL DURAMETALLIC VRA In 227 2 m PART NO DESCRIPTION QTY UNIT GLAND 1 ROTATING FACE 1 O RINGS 2 HEX HEAD BOLT 4 2 HAYWARD GORDON LTD UR PORTABLE FIXED MOUNT Pe SINGLE MECHANICAL SEAL John Crane Type 32 P
6. 3 4 38 1 8 0 3 4 40 1 4 42 1 2 3 1 4 4 1 2 39 1 4 42 1 8 4 44 3 4 47 5 7 8 43 7 8 5 3 8 7 1 8 46 1 8 6 5 8 55 1 4 57 1 2 59 7 8 HAYWARD GORDON LTD 560090 kta Page 25 PORTABLE FIXED MOUNT 0 DIRECT DRIVE GENERAL DIMENSIONS amp WEIGHTS 6 150 R F FLANGE zu 8 HOLES 3 4 ON 9 5 DIA B C x y fas 8 ES M 8 2 FLANGE MOUNT OPTION 12 00 SQ 3 4DIA PE 2 d m 6 2 BASEPLATE MOUNT OPTION 2 00 SQ 9 22 5 8 TAP 1 HAYWARD GORDON LTD PORTABLE FIXED MOUNT a GEAR DRIVE GENERAL DIMENSIONS amp WEIGHTS 6 150 R F FLANGE HEN 8 HOLES 3 4 ON 9 5 DIA B C 4 z 5 d 2 6 LANGE MOUNT OPTION 12 00 50 3 4DIA _ 0 00 N BASEPLATE MOUNT OPTION 12 0050 2 5 8 TAP i a E
7. ARING CAP E Powel PINS WOTORPIATE LJ x 75858 PRIVE PINS HS PINION TL HAYWARD GORDON LTD DOUBLE MECHANICAL SEALS To avoid damaging a double mechanical seal the seal chamber should always be pressurized before the mixing vessel Dou ble mechanical seals require that a suit able sealant fluid be introduced to the seal chamber at a pressure approximately 1096 above the vessel pressure The pressure within the seal chamber cannot exceed 20 psi above the vessel pressure nor can it exceed the maximum pressure rating of the seal itself Never operate the mixer un til the sealant has been introduced to the seal For optimum seal life the best choice for a sealant is light mineral oil However when oil cannot be used because of the possibil ity of process contamination one of the process fluids or another fluid with the proper viscosity and lubricity may be used The sealant fluid must not rust or attack the seal components or seal hous ing The sealant temperature must be maintained below the vaporization or boil ing point and above the freezing point of the sealant The sealant temperature must be controlled to assure optimum lu bricity The sealant temperature must also be adjusted by means of the sealant pres surizing system to meet the operating conditions assuring sufficient heat removal thereby retaining seal internal components at a safe operati
8. RDON LTD PORTABLE FIXED MOUNT until adhesive bond is weakened enough to ease pinion removal Pinion temperature must not exceed 500 F Note position and orientation of pinion to aid re assembly d Remove grease from housing Align holes in gear 2 with socket head cap screws 3 Insert wrench through holes and remove screws Pull hollow shaft 21 assembly out of housing When lower bearing 11 con tacts upper bearing mount in housing guide bearing through mount Gear is locked on hollow shaft with Loctite 601 See c for removal in structions Press bearing off shaft Bearing can be heated to a maximum of 200 F to ease removal and re assembly ASSEMBLY INSTRUCTION Assembly reverses disassembly Adhere to the following guidelines a Clean and inspect all parts b Apply grease to inside lip of lower oil seal 12 c Replace gasket 27 between top cover 17 through cap 4 and housing 1 Follow manufacture s instructions when reinstalling pinion and gear with loctite 601 or equivalent Vapor phase clean ing or washing of gear members in chlorinated solvent before application of adhesive is recommended Refill gear cavity of housing with Esso Unirex EP 1 or equivalent to 85 90 of its full capacity eliminating all air pock ets HAYWARD GORDON LTD Section Page PORTABLE FIXED MOUNT ae Rev PARTS LIST DIRECT DRIVE MODEL DX
9. SERVICE INSTRUCTIONS FOR GX DX FIXED SERIES MIXER Customer Name Tag Serial No Size Type Reduction Ratio Motor HP Input RPM Output RPM AGMA S F Hayward Gordon 5 BRIGDEN GATE HALTON HILLS ON L7G 0A3 CANADA PHONE 905 693 8595 FAX 905 693 1452 OFFICES IN MONTREAL CALGARY VANCOUVER 514 697 6445 403 253 2737 604 986 8764 HAYWARD GORDON LTD PORTABLE FIXED MOUNT 0 PLEASE READ BEFORE UNPACKING MIXER Your mixer has been tested and shaft straightness verified prior to shipment Careful han dling of shaft prior to and during installation will ensure continued service at specified oper ating conditions The following criteria must be adhered to in order to prevent damage to equipment or serious injury to operating personnel Always operate agitator in liquid Always follow the mounting recommendation for baffles if center mounted or for prop erly angled and offset mounting in unbaffled vessels Always turn the agitator off when filling or drawing liquid levels down through the lower propeller Always maintain a minimum liquid level of 2 propeller diameters above the lower pro peller Always rotate the shaft to verify straightness prior to operation in liquid Always check the mixer drawing for any special operating requirements if using a vari able speed mixer Always set the lower propeller at the end of the shaft and the upper propeller if any not c
10. ant lubricant Clear and colorous STYLE K1730 Sewage mild chemicals mild 500 F 3 10 Braided from a special kevlar aramid fiber with austic and abrasive type Max Special lubricant A high tensile strength packing service HAYWARD GORDON LTD UR PORTABLE FIXED MOUNT Pe STUFFING BOX HIGH PRESSURE 0 150 PSI i BTUFFNGBOTFLANGEASSENBLY 8 PLUG 9 FITTING For Material type refer to unit assembly drawing Mounting flange is ANSI raised face on alloy units only Steel units are ANSI flat face HAYWARD GORDON LTD PORTABLE FIXED MOUNT Section Page Date Rev INSTRUCTIONS FOR OPERATING TANK SHUT OFF DEVICE TO ENGAGE THE SHUT OFF DEVICE REPACK FEATURE 1 Remove 4 screws 17 2 Tighten 4 jacking screws 11 evenly until repack collar 3 is engaged approximately 1 3 16 gap between jacking plate 10 and mounting flange 2 3 Disconnect shaft from gearbox refer to Mixer Shaft Installation in Maintenance In structions 4 Remove 4 screws 15 5 Remove gearbox from shaft 6 Remove thrust collar 21 seal gland 9 mechanical seal head 7 7 Reinstall thrust collar 21 on shaft seat ing it on flange Lock
11. art Number Description Qty unit 1 Seal Seat 1 Rotating Member 1 O ring 1 Retainer T Bar O ring Gasket Gland Plate HAYWARD GORDON LTD PORTABLE FIXED MOUNT T DOUBLE MECHANICAL SEAL 223 0 d PART NO DESCRIPTION QTY UNIT UPPER STATIONARY FACE LOWER STATIONARY FACE ROTATING ASSEMBLY 0 RING ROTATING FACE 0 RING STATIONARY FACE GASKET STATIONARY FACE 1 16 THK GASKET STATIONARY FACE 1 16 THK ou 1 SERLHOUSNG STRIGHT THREADED PLUG HEX HEAD BOLT C W LOCKWASHER FLUSH INLET 1 4 N P T N N x X X X X X X X k oa N HAYWARD GORDON LTD PORTABLE FIXED MOUNT 4 STUFFING BOX INSTRUCTIONS The purpose of the stuffing box packing is NOT TO STOP leakage but to limit it to a practical amount If the gland is tightened to prevent leakage packing life will be short ened and shaft damage may occur Lubrication For best stuffing box performance lubricant should be introduced CONTINUOUSLY at pressures between 5 to 15 PSI above tank pressure If intermittent lub
12. d all packing and lantern ring Carefully avoid scoring the shaft with the packing hook or removal tool Inspect the shaft and lantern ring Lan tern ring lubrication channel and holes must be free of dirt Minor shaft wear should be worked smooth Where ex cessive wear exists the shaft should be built up and re machined to give a smooth finish or replaced Clean stuff ing box thoroughly checking to ensure the lubrication holes are free and clear The location of the lantern ring should be pre determined for proper alignment between lubrication holes and grease lines or fittings 4 Insert first ring of packing into the stuff ing box Install a split spacer preferably of wood into the box against the pack ing ring Install gland and tighten evenly against the spacer so that packing ring is firmly seated and spread to effect a good seal against the inside walls of the box as well as the shaft When tighten ing the gland pull it up evenly so each ring will be packed squarely into the box assuring a good seal Repeat this proce dure for each ring The individual pack ing joints must be staggered at 90 de grees After the box has been completely packed replace the split gland tighten ing the gland nuts to finger tightness STANDARD PACKING SPECIFICATIONS PACKING TYPE SERVICE STYLE C1050 Conc Acid 500 0 14 Soft braided packing Contains Teflon dispersion Max on the yarns with heat resist
13. d such that the agitator shaft is centered and vertical in tank If tank has no baffles agitator shaft should be an gled and offset The mixer may be supported by a wall or column when tank design does not allow support for the mixer Refer to diagram on page 22 HAYWARD GORDON LTD OPERATION GENERAL When starting up the portable mixer for the first time proceed cautiously Even when the best installations and practices are fol lowed errors or omissions are always pos sible PRELIMINARY CHECKS It is recommended that the following checks be made before the portable mixer is started a Check all mounting bolts and or clamps for proper installation b Check covers for proper installation c Check all electrical connections d Check for grease leaks INITIAL START UP The portable mixer has been spin tested at the factory however during the initial start up the following precautions must be ob served a Check for grease leaks b Check for any unusual noise or overheat ing If this occurs mixer must be stopped immediately and the problem corrected MAINTENANCE During operation the mixer should be ob served for evidence of overheating temp gt 1800F grease leaks and or unusual noise If any of these problems develop shut down the mixer and determine the cor rect cause Note that it is normal for the lower bearing in the direct drive model mixers e g DX to operate at a temperature 25
14. hown on the parts list in addition to the above info GENERAL INSTRUCTION 1 The Seller s Warranty applies insofar as the unit is operated within the rating and service conditions for which it was spe cifically sold The purchaser must prevent the exis tence of any destructive external condi tions which might typically include vibra tory loads due to critical speeds severe shock loading mechanical or thermal overloads or other conditions that may adversely affect operation The unit must be installed and maintained in ac cordance with the instructions provided in this manual In the event of malfunction within the warranty period Hayward Gordon must be notified within 30 days if it is intended that the warranty is to cover the incident Adequate installation maintenance and safety instructions must be given by the user to personnel directly responsible for the operation of the mixer drive Guards alarms heaters and safety de vices which may be furnished by Hayward Gordon must be installed by the user The user is also responsible for the fur nishing and installing of any additional guards or safety equipment needed to protect operating personnel as required Any apparent or suspected damage sustained by equipment manufactured or furnished by Hayward Gordon during transport from the factory to the user should be immediately reported to Hayward Gordon and the Carrier Upon delivery
15. it to shaft at this posi tion REVERSE THE ABOVE INSTRUCTIONS TO RESTORE THE UNIT TO AN OPER ITEM DESCRIPTION lt DRIVE ASSEMBLY MOUNTING FLANGE REPACK COLLAR O RING SCREW O RING ROTATING FACE STATIONARY FACE GLAND NACKING PLATE ACKING SCREW STUDS HEX NUT LOCK WASHER HEAD SCREW LOCK WASHER HEAD SCREW LOCK WASHER SHAFT PROPELLER THRUST COLLAR LOCKWASHER ISCREW SOC HEAD CAP 5 5 3 gt gt PF 1 23 11 01 0 HAYWARD GORDON LTD Section PF Page 24 PORTABLE FIXED MOUNT FIXED MOUNT CONFIGURATION FOR UN BAFFLED TANKS 0 25 HP TO 0 75 HP 1 0 HP TO 3 0 HP 8 1 2 4 7 8 7 8 4 1 4 6 1 4 7 3 8 5 8 4 1 4 4 7 8 5 8 6 1 4 6 7 8 7 5 8 15 3 8 8 1 8 8 7 8 16 1 2 9 1 2 17 1 2 10 1 8 19 5 8 11 3 8 18 7 8 10 7 8 21 12 1 8 20 11 1 2 22 14 21 12 1 8 23 1 8 13 3 8 22 1 8 12 3 4 24 1 2 14 1 8 23 3 8 13 1 2 2 2 2 4 22 8 22 3 8 25 1 2 14 3 4 26 5 8 15 3 8 27 7 8 16 1 8 PLAN VIE 29 30 1 8 16 3 4 17 3 8 31 1 4 18 1 8 32 1 2 33 1 2 18 3 4 19 3 8 34 5 8 0 38 3 4 2 3 8 35
16. loser than 2 propeller diameters above the lower propeller unless noted otherwise on the mixer drawing Always fluidize settled solids before starting mixer ANY EXCEPTION TO THE ABOVE SHOULD BE AGREED TO IN WRITING BY HAYWARD GORDON LTD AND NOTED ON THE MIXER DRAWING HAYWARD GORDON LTD UR PORTABLE FIXED MOUNT Pe HAYWARD GORDON PORTABLE FIXED MOUNT MIXERS MODELS GX DX GS DS GM DM SGS amp SGM SERVICE MANUAL TABLE OF CONTENTS INTRODUCTION General Instructions INSTALLATION Agitator Shaft Propeller Installation amp Location Operation Disassembly amp Assembly Instruction Cross section amp Parts list DX Mixer Cross section amp Parts list GX Mixer Mechanical seal Stuffing Box 18 19 amp 20 Shut off Device 21 MOUNTING DIAGRAMS amp DIMENSIONS Mounting Table DX General Dimensions amp Weights GX General Dimensions amp Weights HAYWARD GORDON LTD PORTABLE FIXED MOUNT Hayward Gordon s portable mixers are fur nished in gear and direct drive designs Both types are available in fixed mount and clamp mount This manual concerns the fixed mount designs only If additional information is required contact your nearest Hayward Gordon representa tive All inquiries must be accompanied by the following information 1 Mixer Size and Type Model 2 Hayward Gordon Serial Number NOTE Orders for renewal parts must in clude the description and part number s
17. ng temperature If leakage occurs at the mechanical seal inspect the seal area to be sure that de posits of foreign or process material have not accumulated Solids build up in close tolerance areas and can score the shaft or damage sealing faces thus causing leak age Remove and clean mechanical seal Section 1 Page 15 Date 11 01 Rev 0 thoroughly and area of shaft where mate rial has build up Note Use clean lubricant and keep system clean in order to achieve maximum seal life If a dead end lubrication system is used the seal chamber and lubrication system should be flushed every 2500 hours or every 6 months whichever occurs first MECHANICAL SEAL REMOVAL IN STRUCTION 1 Depressurize mixing tank and discon nect all lubricating lines electrical con nections and control devices Remove plug Item 12 on pg 17 From mechanical seal housing and loosen set screws Support the agitator shaft either from within the mixing tank or with a clamp fastened around the shaft directly above the mechanical seal housing If a clamp is used another means of supporting the shaft must also be available as the clamp must be re moved to enable removal of the me chanical seal Remove mixer drive inspection cover Item 7 on pg 05 or 11 depending on type of drive and loosen set screws Item 10 above and below the drive pin Item 8 Remove drive pin Remove mixer drive mounting bolts from mechanical seal flange and lift
18. oC 40 oF or more above the ambient temperature Section 1 Page 8 Date 11 01 Rev 0 LUBRICATION The gear drive model mixers e g GX mod els have the gear cavity fully packed with grease Esso Unirex EP 1 at the factory and unless grease has been removed or otherwise depleted the mixer does not re quire the addition of grease during its life time If grease addition is done the gear cavity must be filled to 85 9096 of its full ca pacity eliminating all air pockets and com pletely submerging the gears In addition gear drive models are supplied with perma nently lubricated bearings and therefore do not require additional lubrication Hayward Gordon direct drive mixers e g DX models have permanently lubricated bearings and therefore require no additional lubricant If units have been supplied with either pack ing or mechanical shaft sealing devices e g models DM DS GM or GS refer to the appropriate section in this manual for proper lubrication of these items DISASSEMBLY INSTRUCTION Referring to the parts list begin as follows a Disconnect power supply Remove agitator shaft see installation sec tion Remove mixer from tank or support Remove bolts 16 and separate top cover 17 motor assembly from mixer housing Pinion is locked on motor shaft with Loctite 601 adhesive Pinion must be pressed of shaft Heating pinion will weaken adhesive bond Apply heat only HAYWARD GO
19. of the equipment fur nished careful inventory must be made against shipping papers to determine whether any shortages exist in the deliv ered material Any such shortages must immediately be reported to Hayward Gordon Ltd and the Carrier if a timely claim is to be made The installation of most power transmis sion equipment does not normally re quire the services of a factory engineer These services are not included in the selling price of the equipment unless specifically agreed upon in writing by the seller and purchaser In applications re quiring a more complex arrangement for components consideration should be given to the user for a factory engineer HAYWARD GORDON LTD PORTABLE FIXED MOUNT 0 for construction supervision or check 13 Before start up all Hayward Gordon out of the installation These services Mixer drives should be checked for lubri are available from Hayward Gordon Ltd cation 10 electric motors are either totally en 14 SAFETY INFORMATION closed or explosion proof single or three phase NEMA Style C footless WARNING This style of motor is standard with all motor manufacturers In the installation operation and mainte nance of mixer drives SAFETY comes Inspect unit for corrosion Notify first Use proper clothes tools and Hayward Gordon immediately if corro methods of handling to prevent serious sion is present accidents The safety precautions listed in this manual MUST
20. rication is provided by means of a grease gun care must be taken to prevent over lubrication An amount of grease that fills the lubricant cavity and is distributed evenly throughout the packing area is sufficient for proper lubrication The stuffing box is shipped WITHOUT lubricant because of the danger of using a lubricant that may contaminate the product Before using please check that packing and lubricant are of physically and chemi cally suitable for the service conditions START UP INSTRUCTIONS STUFFING BOX Tighten the gland nuts to finger tight ness Start the mixer and run it until the stuff ing box has reached a constant operat ing temperature When tightening the gland nuts be careful to avoid cocking the gland Even tightening of the gland will seat the packing while it is warm and plastic Again loosen the gland nuts to finger tightness and restart mixer Leakage may be excessive but do not take up on the gland nuts for the first 20 to 30 min utes If after this initial run in period the leak age is still excessive adjust by tighten ing the gland nuts evenly one flat or a sixth of a turn at a time This should be done every 30 minutes until leakage is reduced to a normal level Adjustments must always be done gradually over several hours and held 1 HAYWARD GORDON LTD Section 1 Page 21 Date 11 01 Rev 0 RE PACKING PROCEDURE Remove the split glan
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