500 TON 24 in SERVICE MANUAL
Contents
1. 19 2 4 Elevator Installation 5 6 3 Valve and Latch Parts 20 2 5 Regulator Filter and Hose Installation 6 6 4 Air Inlet Parts List 21 6 5 Valve Parts List 22 II 8 3 1 8 LIST OF ILLUSTRATIONS 3 2 Running 0 2 2222 8 3 3 Changing SIPS NEN 8 le UOTE 3 4 Changing Elevator Bottom Guide 9 3 5 Changing Spider Top Guide 9 1 1 Elevator and Spider 3 1 2 Elevator Spider Dimensions 4 IV MAINTENANCE rrr 11 2 1 Elevator and Spider Installed 5 4 1 11 2 2 Elevator Spider Installation 6 4 2 Regulator Filter Maintenance 11 2 3 Regulator Filter and Hose Installation 7 4 3 Lubricator Maintenance 11 3 1 Changing 8 3 2 Elevator Bottom Guide Installation 9 V DISASSEMBLY amp ASSEMBLY 13 4 1 Lubrication 12 5 1 Dissassembly and Inspection 13 6 1 500 Ton Elevator Spider Assembly 17 15 6 2 Air Cylinder A2. 3 4 CHANGING ELEVATOR BOTTOM GUIDE a Using the bail hoist the removable hinge pin from the body Swing the body halves apart b Remove bolts and guide keepers Remove guide halves from both body halves c Thoroughly clean the guide groove Be certain that replacement guide 1 the correct size for the casing being run Table 3 1 e Install guide halves and retain with guide keepers and bolts Figure 3 2 f Swing body halves closed and install removable hinge pin Figure 3 2 Elevator Bottom Guide Installation 3 5 CHANGING SPIDER TOP GUIDE a Remove top guide retainer bolts Remove guide halves from both body halves b Be certain that replacement guide is the correct size for the casing being run Table 3 1 c Install guide halves and retain with bolts 9 12 17 2013 BVM Table 3 1 500 Elevator Spider and Component Numbers Casing Size Elevator Spider Top NN Slip Body Inches Bottom Guide Guide P N Slip Set P N Insert Set P N Size in 16 17 18 5 8 20 22 24 24 1 2 12 17 2013 CORPORATION SECTION IV MAINTENANCE 4 1 LUBRICATION Thorough lubrication is important for reliable operation of the elevator spider To ensure trouble free performance lubricate per Figure 4 1 The grease used for lubrication should be a high quality multipurpose water resistant grease NLGI grade 2 Do not use tool joint compound Dope is not lubricant NOTE L
3. Valve 8 Latch Parts List Index DESCRIPTION VALVE amp LATCH Ref Valve 1 VALVE ASSEMBLY see 6 5 breakdown 1 coeno 1 SCREW Socket Head is vid d 3 LOCKWASHE R c 3 FITTING 45 Deg 2 1 PRIN DOW dua ran ew usual 1 20 CORPORATION 12 17 2013 LI J Figure 6 4 Air Inlet Assembly BVM Corp QTY PART 1 2 3 DESCRIPTION UNIT 10401 AIPGINGET ASSEMBEY a Ref B11838 BRACKET Lube 1 10528RA LUBRICA o 1 216 8 1 B8 6 VIX SS MALE EL BOW 1 209 8 4 BUSHING 2 MI 1 2 NIPPLE Coupler Quick Disconnect Fitting 1 CORPORATION 21 Figure 6 5 Valve Assembly BVM Corp QTY ITEM PART DESCRIPTION UNIT 10400 VALVEASSEMBL Y Ref 1 10405 PNEUMATIC
4. 1408C 08 0 Grease Fitting 79201 Insert Retainer Bolt 1210C 02 6 30 Washer 10100 00 1 A Part Number Tube 16646 2 90 degree Elbow 56506 6 6 5 1 __ 91 degree Elbow 56506 6 6 5 16519 22 23 18 CORPORATION Figure 6 2 Cylinder Assembly Air Cylinder Assembly 1 Aircylinder Assembly 42025 42025 2 811751 Ring Spiral Retaining 1 Seal O ring B51300 236 B Ring External Retainer 1 Barrel 42025 1 x 9 EUM 19 12 17 2013 12 17 2013 NC 7 ai Ya c 8 EN N 16822 16824 10400 13088 13032 16826 16828 11888 12001 50050 04 0 Figure 6 3 T d 5 215 C A 77 4f TN C 5 1 A S D lt i V A dl E M if SS a 4 XE 4 5 gt gt Vi Pat a lt gt UN N P Ci m KY De lt NC 7 N N 64 N gt lt x Ne lt L lt E gt N 3 d V amp lt 3 6 5 Q V4 I Y d toe St 7 1 4 B p gt 2 5 qu cs
5. 00 1 ER 2 3 2 20080 00 1 2 Link Retainer 2 Screw 79805 2 Screw 79261 2 Nut 6416C 00 1 2 Sa 6a E 1 7 82084 1 10 Cotter Pin 30030 16 1 Anchor shackle 944515 2 13 12 2 18122 2 Safety Sling 15 6 Sliplink 7 11877 16 6 Upper Slip Link Pin 11878 12 Cotter Pin 30030 12 1 18 6 LowerSlipLinkPin 11989 19 6 LynchPin ______ 7887 4 Assembly 15754 _____ 20 4 15788 21 Cylinder Retainer 22 8 1408C 12 6 28 _ Lockwasher 20080 001 Screw 20080 00 1 Top and Bottom Views Hose Assembly 16463 2 5 16515 5 6 1 165154 Tube 16520 16515 2 56520 6 6 5 16512 2 Tube Tee Tube 11 Union Hose Assembly Tube 12 17 2013 _ ae 28 2 Socket 15945 2 PivotPin 4870 ___4 __ CotterPin 30030121 1 Assembly 10401 ___2 Screw ___2 __ Lockwasher 7 20080 00 1 Stud V17011 1 20080 00 1 Nut 6008C 00 6 se 30 31 gt 6020 00 1 43 44 4 Lockwasher 20200 00 1 45 4 FlatWasher 22200 00 1 46 6 Screw _______ 1412 16 9 6 Lockwasher _____ 20120 00 1 2 Register Button ____ 79882 Screw 2 High Collar Lockwasher 26120 00 1 Guide Keeper 12987 4 Screw
6. When the control lever is moved air pressure in the cylinders causes the leveling beams to change position moving up to release or down to set 12 17 2013 When the control lever is moved down the four slips are lowered into the tapered bowl and forced inward radially to center and grip the casing When set the slips hold casing securely without damage The direct air lift and lock mechanism enables instant actuation of the slips In offshore or land operations this allows the rig hands to raise and lock or lower and set the slips instantly Spider Figure 1 1 Elevator and Spider xD CORPORATION 1 4 SPECIFICATIONS Table 1 1 Specifications Casing Size Range 16 thru 24 1 2 114 thru 365 mm Max Safe Hook Load 1 000 000 Ibs 455 000 kg Approximate Weight Elevator Including Guides and Slips 6320 2 867 kg Spider Including Guides and Slips 6320 2 867 kg Bell Guide Kit 230 Adaptor Plate 1229 105 558 kg Operating Pressure _ Normal 70 to 80 psi 483 to 552 Maximum 125 psi 861 kpa Approximate Cycle Time Set Slips To Release Slips 1328mm 62 15 75mm Figure 1 2 gt Elevator Spider Dimensions 4 12 17 2013 EUM INSTALLATION 2 1 INTRODUCTION The elevator spider units are shipped as illustrated in Figure 2 1 A specified set of slip segments and guide rings are shipped installed NOTE The slip set and guide rings must c
7. the safety sling SECTION VI ILLUSTRATED PARTS LISTS 6 1 INTRODUCTION The illustrated parts lists contain views of each assembly exploded to show components A complete listing of all parts 15 contained in the related parts list When ordering refer to parts by PART NUMBER ONLY never by drawing index number 6 2 DESCRIPTION OF THE LIST SYSTEM a The parts list pages are divided into four columns 1 Drawing item number parts are given an item number for cross reference to 12 17 2013 the related illustration 2 Part number numbers listed in this column are BVM part numbers for the described part 3 Description the identifying word 1 the first part of the description followed by additional details 4 Quantity per unit numbers listed in this column indicate the quantity of any particular item used in the area shown Referenced items are designated REF b Each illustration refers to a particular assembly Figure No Description 6 1 500 Ton Elevator Spider Assembly 6 2 Air Cylinder Assembly 6 3 Valve amp Latch Assembly 6 4 Air Inlet Assembly 6 5 Valve Assembly 500 Ton 24 Spider Elevator Assembly Figure 6 1 500 Elevator Spider Assembly EM EL 12 17 2013 CORPORATION 500 Ton Elevator Spider 24 2 Assembly Parts Assembly 42000 2 42000 420058 420055 15832 4 1410 18 6 2 1408 08 6 20100
8. up rings in piston head 4 Install dowel pin in piston rod Attach piston head to piston rod with snap ring 5 Insert piston rod with piston head into 12 17 2013 cylinder barrel Install wiper ring and seals in gland Insert gland into cylinder over piston rod Install snap ring in cylinder barrel at rod end Elevator Spider Assembly Figure 6 1 or 6 2 With stationary hinge pin in place open body halves Install the four air cylinders with air and grease fittings into the elevator spider body Secure in position with bolts lockwashers and cylinder retainers Install leveling beams with the valve mounting plate positioned at the stationary hinge side of body Locate dowel pin in cylinder rod end with slots in leveling beam Install valve and latch mechanism and attach with bolts and lockwashers Position lever in down position Install manual lift assembly with bolts and lockwashers Install lubricator pipe nipple and bracket with bolts and lockwashers Attach leveling beams to air cylinder rods with nuts lockwashers and flat washers Be certain that cylinder rod dowels are engaged in slots in leveling beams Install pneumatic lines as indicated in Figures 6 1 or 6 2 Install slip support links with upper link pins and cotter pins Install slips as described in paragraph 3 3 10 Attach cover halves with bolts and lockwashers and then install
9. 12 17 2013 Maintenance Manual 500 Ton 16 tO 24 gt spider Elevator SERVICE MANUAL 500 TON CASING ELEVATOR SPIDER FOR 16 IN THRU 24 72 IN O D CASING BVM CORPORATION 430 S Navajo St Denver CO 80223 Phone 303 975 1402 Fax 303 975 0981 12 17 2013 E Mail sales bvmcorp com TABLE OF CONTENTS LIST OF TABLES Section Page ING Title k DESCRIPTION 2 tna ect nee 3 1 1 Specifications 4 Tes 3 3 1 500 Ton Elevator Spider and 122 3 Component Part Numbers 10 1 3 Theory of Operation 3 4 1 Trouble Shooting 11 1 4 Specification 4 4 2 Lubrication Schedule 12 5 1 Inspection of Elevator Spider 13 22 2011 5 5 2 Inspection of Cylinder 14 2 1 Introduction E 5 3 Inspection of Control Valve 14 2 2 Installation Preparation OE EEE EET 5 6 1 500 Elevator Spider Parts List 18 2 3 Spider Installation 5 6 2 Air Cylinder Parts
10. Check that Elevator Bell Guide bolts are tight Check grease fittings not plugged and threads are not stripped or damaged Check for bent or otherwise damaged hinge pins Check that bail on removable pin is securely attached Hinge Pins 12 17 2013 13 CORPORATION Air Cylinder Disassembly Figure 6 3 4 Remove snap ring to separate piston head from rod Remove dowel pin from 1 Remove snap ring from cylinder barrel rod at rod end 5 Remove seals and back up rings from 2 Pull and remove gland assembly piston head Remove wiper ring and seals from 6 Remove snap ring from piston end of gland cylinder barrel 3 Carefully remove piston rod with piston 7 Remove blank end and seal from grove head in blank end Table 5 2 Inspection of Air Cylinder ITEM LIMITS Barrel Check barrel for scoring galling distortion and excessive wear Check for worn or cracked shoulders and Piston and Gland scratched or damaged sealing surfaces that would cause leakage Piston Rod Check rod diameter for distortion galling and metal wear c Valve and Latch Disassembly Figure 4 Remove screws and lockwashers that 6 4 retain the holding plate 5 Remove screws nuts and lockwashers 1 Remove grease fittings that retain the air control valve 2 Remove screws and lockwashers that 6 Remove screws and Hi collar retain spring cover lockwashers that hold the lock spring 3 Remove latch plate springs roll
11. DIRECTION VALVE 1 2 B8 CTX SS MALE ELBOW 5 hid tenis eR Ex VE CE 1 3 B6 6 VTX SS 45 DEG MALE 1 4 B6 S6X SS SWIVEL NUT BRANCH 1 5 B3 8 CD SS STREET ELBOW 1 6 5 REDUCER 1 7 6 55 MACE RUN TEE 1 EUM 22 12 17 2013
12. ON If tools will not remain permanently with If tools will remain permanent with the rig the rig use two 50 foot air lines Tie one an air supply line can be run plumbed up 50 foot section of the hose 45 feet above the derrick Attach a 50 foot section of floor near casing stabber Attach second hose from the elevator directly to the section of hose to first hose with the other upper air supply line outlet end to elevator TIE TO STRUCTURE AT OR NEAR STABBING BOARD TO SPIDER PERMANENT TEMPORARY INSTALLATION INSTALLATION REGULATOR FILTEA ATTACHED TO RIG AIR SOURCE r Figure 2 3 Regulator Filter and Hose Installation ij 12 17 2013 EUM 3 1 a Operation of both the elevator and spider is identical Push the control lever down and the slips will set Pull the control lever down and the slips will release b If an air pressure failure occurs the slips can be set by hand 1 Place a 5 foot pry bar into the manual lift lever 2 Push down on bar and move control lever to the up position this moves latch to hold slips up 3 Set slips by moving control lever down 3 2 RUNNING CASING NOTE Slips and guide ring in both the elevator and spider must match the casing size being run see Tables 3 1 a With the casing string held by the spider pick up the next joint of casing with a single joint pickup elevator
13. alled CORPORATION 2 5 REGULATOR FILTER AND HOSE INSTALLATION A shutoff valve should be installed on the end of the pipe before installing the regulator filter This valve will serve to cut off the air supply in the event that maintenance must be performed on the system 1 Mount the regulator filter near the air supply line in an area that allows easy access for service ELEVATOR ASSEMBLY gt a 4 b P ig GUIDE BELL GUIDE SPIDER ASSEMBLY ADAPTER PLATE 2 Close the shutoff valve Connect the regulator filter to the shutoff valve Run one 50 foot section of air hose up the derrick Trying to prevent damage and keep it clear of the working area Connect a second 50 foot section to the first and connect 15 other end to the elevator Connect 25 foot section of air hose to the regulator filter and the spider Open the shutoff valve on the air supply line and adjust the regulator to deliver 70 to 80 psi to the elevator and spider ELEVATOR SPIDER SLIP FOUR PER SET iu SHUTOFF VALVE AND RIG AIR SUPPLY AA m S AIR FILTER REGULATOR SUPPLIED WITH ELEVATOR ONLY AIR FILTER REGULATOR SUPPLIED WITH ELEVATOR SPIDER PACKAGE gt Je a wii Gy x TOSHUTOFF VALVE AND RIG AIR SUPPLY ro Figure 2 2 Elevator Spider Installation 12 17 2013 CORPORATI
14. b Hoist the add on stand of casing and stab it into the casing string Make up the joint c Pick up the weight of the casing string with elevator Release spider and lower the casing string d Set the spider slips to grip the casing and then release the elevator slips CAUTION The spider slips must be set before releasing the elevator slips 3 3 CHANGING SLIPS a Removing Slips Figure 3 1 1 Remove top covers and apply air pressure to raise the slips 2 With overhead hoist attached to slip 12 17 2013 lifting eye pick up enough to take up the weight of the slip 3 With slip weight eased remove lynch pin and slip hanger pin Hoist slip from 4 Repeat steps 2 and 3 for remaining slips Installing Slips Clean bowl of dirt and old grease 2 Be sure that replacement slips are clean and the correct size for the casing being run Table 3 1 3 Liberally coat the inner body and the backs of the slips with a good quality multipurpose water resistant grease NOTE Do not use tool joint compound Dope It is not a Lubricant 4 Hoist slip into place and install the slip hanger pin manipulating the slip with the hoist as necessary to allow the pin to slide all the way in 5 Install the lynch pin and lip its ring over the end of the slip hanger pin 6 Repeat steps 3 4 and 5 for the remaining slips LIFTING EYE LYNCH PINs f SLIP HANGER PIN Qua Figure 3 1 Changing Slips
15. or Spider Disassembly Figure 6 1 or 6 3 Raise slips to up release position 2 Use an overhead lift to remove cover halves after removing hex head bolts and lockwashers 3 Remove slip segments as described in paragraph 3 3 4 Remove upper link pins and cotter pins to remove links Table 5 1 Inspection of Elevator Spider 5 Remove air lines to control valve lubricator and air cylinders 6 Remove lubricator and pipe nipple that attaches it to mounting bracket 7 Remove bolts and lockwashers holding lubricator mounting bracket in position 8 Remove bolts and lockwashers holding control valve in position Disassembly of unit is described in paragraph 5 1 part c 9 Remove nut lockwasher and flat washer from each air cylinder rod 10 Remove both leveling beams 11 Remove hex head bolts lockwashers and cylinder retainers Disassembly of cylinders is described in paragraph 5 1 part b 12 Remove hinge pin and open elevator spider 13 Remove guides as described in paragraph 3 4 ITEM LIMITS Levelina Beam Check for distortion bent or worn bracket supports Check for galling and out of round in pivot Links Link pins and pivot pins pins Pins should be capable of being rolled on a flat surface without evidence of out of round ciate Check for worn insert cracked distorted p gt 29 slip body and worn link pin mating surface Bell Guide
16. orrespond to casing diameter or damage to slips and casing will result see Table 3 1 2 2 INSTALLATION PREPARATION Clean dry air filtered and regulated to 70 to 125 psi is required to operate these units 2 3 SPIDER INSTALLATION NOTE an adapter plate is used check to be certain it is level so the spider will be in line with the bore hole Install the adapter plate with centering lugs facing up These stops helo to keep the spider centered If an adapter plate is not used check with rotary table manufacturer to be certain it will support spider unit a Hoist spider into position over bore hole b Lubricate as indicated on Page 13 Figure 4 1 c Connect air lines Paragraph 2 5 2 4 ELEVATOR INSTALLATION NOTE Be certain links and rig hook are capable of supporting the load indicated on the body of the unit 500 Tons a Open elevator link retainers and slide the bottom eyes of the links capable of 12 17 2013 supporting the maximum limit of the elevator over the lifting lugs b Close and secure link retainers NOTE Be certain the elevator control handle is on the side that faces the stabbing board so that the derrick man will have access to it c Lubricate as indicated on page 13 Figure 4 1 d Connect air line Paragraph 2 5 Hook Ears Link Bolt Elevator Link Retainer Bell Guide Spider Top Guide 7 Rotary Table Em O O __ Figure 2 1 Elevator and Spider Inst
17. pins retainer and spring valve link valve handle and latch plate 7 Remove dowel and lock down Table 5 3 Inspection of Control Valve ITEM LIMITS Check that springs have equal length and will Latch Plate Springs return to 3 inches after being fully compressed Check for broken or distorted coils Valve Mechanism Check for smooth lever action and slip operation without binding or malfunction 12 17 2013 5 2 ASSEMBLY All assembly should be performed dry dirt free area It is recommended that all new seals be installed to assure reliable operation Lubricate all seals at time of assembly a Valve and Latch Assembly Figure 6 3 1 Insert dowel pin in lock down and install in valve bracket 2 Insert spring into lock down and cover with lock spring retainer Attach retainer with screws and Hi collar lockwashers 3 Attach air control valve with screw nuts and lockwashers 4 Attach holding plate with screws and lockwashers 5 Attach valve link to valve handle with roll pin 6 Attach latch plate and valve handle with valve link and retain with roll pin through valve handle body 7 Install latch plate springs and retain with spring cover screws and Hi collar lockwashers 8 Install grease fittings Air Cylinder Assembly Figure 6 4 1 Install seal in groove in blank end 2 Install blank end in cylinder barrel and retain with snap ring 3 Install seals and back
18. sing is damaged Install correct slip segments or inserts Worn or re sharpened inserts Replace with new inserts Slips sticking in bowls Inadequate Lubrication Clean backs of slips and inside of bowl Lubricate Figure 4 1 escaping from the control valve does not necessarily mean the control valve is faulty there is a defective cylinder O ring seal the air leaking through the cylinders will be released back through the control valve If control valve leakage is suspected remove valve from unit and test If valve is not leaking inspect cylinder assemblies for defective seals 12 17 2013 Table 4 2 Lubrication Schedule Number of Lube Application Lube Cycle Points Cylinder Assemblies 16 Multi Purpose Water 5 Resistant Grease 2 4 Multi Purpose Water Before Each Resistant Grease Job Multi Purpose Water Before Each Multi Purpose Water 4 Control Valve amp Latch Besktn Cease Weekly Link Pins SAE10 oil Weekly Lubricate after every 50 joints of casing run and more frequently if necessary to prevent Slips from sticking in the Elevator or Spider Body To lubricate properly the slips should be in the set position without any casing load on unit Figure 4 1 Lubrication Points 12 17 2013 CORPORATION SECTION V DISASSEMBLY INSPECTION amp ASSEMBLY 5 1 DISASSEMBLY AND INSPECTION NOTE All disassembly should be performed dry dirt free area a Elevat
19. ssembly 19 6 3 Valve and Latch Assembly 20 VI ILLUSTRATED PARTS LISTS 16 6 4 Air Inlet Assembly 21 6 1 16 6 5 Valve 2 22 6 2 Description of the List System 16 2 12 17 2013 BVM SECTION DESCRIPTION 1 1 INTRODUCTION The BVM 500 Ton Casing Elevator Spider units are pneumatically operated power tools capable of handling casing sizes up to 14 inches The 500 ton unit has a capacity of 1 000 000 108 1 2 DESCRIPTION The main body of these units can be dressed as a casing elevator or spider The upper unit is dressed as an elevator using a bottom guide and a bell guide The lower unit is dressed as a spider using a top guide to aid in centering the casing The elevator is attached to the derrick traveling block and hook with 500 ton standard links The spider can be located directly on the master bushing with the insert bowls removed If the rated load capacity of the rotary table does not exceed the capacity of the elevator spider unit or if the rotary table surface is not flat an adaptor plate may be used 1 3 THEORY OF OPERATION Air pressure 70 to 125 psi applied to the cylinders when the control lever is actuated picks up a fine oil mist in the lubricator The oil serves to keep the cylinder lubricated
20. ubricate after every 50 joints of casing run and more frequently if necessary to prevent slips from sticking in elevator or spider body Lubricate with the slips set without any casing load on tool 4 2 REGULATOR FILTER MAINTENANCE Table 4 1 Troubleshooting a Open petcock at bottom of the bowl and drain accumulated water Close petcock when water stops flowing b Remove filter element and clean with kerosene or diesel fuel every 3 months or more often if required CAUTION Plastic filter bowl can be damaged and fail if strong solvents or oils containing fire retardant additives are used for cleaning c Use kerosene or warm water to clean the filter bowl 4 3 LUBRICATOR MAINTENANCE a Close shutoff valve b Remove self venting fill plug Fill reservoir to within inch of top of bowl with SAE 10 Oil for temperatures below 20 F 7 C use a mixture of equal parts of SAE 10 and diesel fuel d Install fill plug e Open shutoff valve one turn Possible Cause Check air pressure at regulator Adjust as necessary Air line kinked or leaking otraighten or replace Lubricator oil level low Fill paragraph 4 3 Control valve faulty Air pressure supply too low olips do not operate or operate slowly in both directions Replace Defective cylinder seal Incorrect slip segments or Casing slides thru set slips inserts mixed with correct slip segments or insert ca
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