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SM-4516 - Ansaldo STS

1. gt 1 50 A 000 1 670DIA Y REMOVAL TOOL 2 lt 12 00 gt 000 1 50 DIA 20 1 Y REMOVAL TOOL 1 Z 2 1 O O 29 S gt 2 Z REMOVAL WORN BUSHING gt 1 25 lt 4 002 INSERTION TOOL 1 500 DIA 9 2 25 DIA Y SL 2 00 gt REPLACEMENT BUSHING COATED WITH WHITE LEAD yl COLD ROLLED STEEL REMOVAL TOOL 1 D COLD ROLLED STEEL REMOVAL TOOL 2 ARBOR PRESS BED a ARBOR PRESS RAM COLD ROLLED STEEL INSERT TOOL e d PRESS BUSHING UNTIL IT SEATS ON INSIDE SHOULDER OF CASE NOTE ALL DIMENSIONS ARE IN INCHES E Z O O O SS j 7 zu REPLACEMENT Figure 4 3 Removal and Replacement of Cam Shaft Bushings 4 12 SM 4516 Rev 6 January 2010 5 AnsaldoSTS Maintenance and Test Procedures 1 502 1 504 DIAMETER REAMER 10 MINIMUM LENGTH OF FLUTES U 5 CASE DRILL PRESS TABLE PLATE WITH 1 500 DIAMETER SHOULDERED CONE CLAMPED TO DRILL PRESS TABLE Figure 4 4 Reaming Cam Shaft Bushings SM 4516 Rev 6 January 2010 4 13 5 I Maintenance and Test Procedures AnsaldoSTS NY y AnsaldoSTS 4 14 SM 4516 Rev 6 January 2010 w E 7 AnsaldoSTS Parts Lists 5 PARTS LIST Table 5 1 U 5 Circuit Controller Part Numbers Controller Position Reference R
2. 8 TOP VIEW 0 5 BASE ONLY y 92 0079000 139 Figure 5 7 N193030001 U 5 Switch Circuit Controller Drawing 1576 0023G 5 23 5 24 SM 4516 Rev 6 January 2010 lt AnsaldoSTS Parts List Figure 5 8 The Contact Spring Board SM 4516 Rev 6 January 2010 5 25 AV Parts List AnsaldoSTS N 7 AnsaldoSTS 5 26 SM 4516 Rev 6 January 2010 N 7 AnsaldoSTS Parts List 6 RAIL TEAM AND TECHNICAL SUPPORT The Rapid Action Information Link Team RAIL Team is a group of experienced product and application engineers ready to assist you to resolve any technical issues concerning this product Contact the RAIL Team in the United States at 1 800 652 7276 or by e mail at railteam ansaldo sts us SM 4516 Rev 6 January 2010 6 1 RAIL Team and Technical Support AnsaldoSTS AN 7 AnsaldoSTS End of Manual 6 2 SM 4516 Rev 6 January 2010
3. Plug Pipe 1 1 2 Square Head Bd Clamp Heater M4511876501 69 Screw 10 32x3 8 RdHeadSteel 0554 Washer Lock No 10 Steel Cap Screw 1 4 x 1 1 2 Hex Head Washer 1 4 Steel 80 Bag Zip Lock 8 x 10 Table 5 4 Parts List for the N181359002 U 5 Switch Circuit Controller See Figure 5 3 Description 1 PartNumber 2 Cover 4A Nor 3 01 4 Screw 1 2 13x2 1 2 Round Head 7 500124274 25 JamNutFlexLock 1 2 13 7 40481620019 6 7 Screw S 8 16x1 1 2HexHead 5073490124 7 8 Operating Arm Assembly 1 482001 9 1 4 20 85 J4802110008 po vo _ Washer Lock No 1 4 SS 4751240111 11 Pin Phos Bronze Rd 1 1 0565 O 12 Cotter Pin 1 16 x 3 8 Spring Brass 13 Bolt 1 2 x 3 Square Head Pp 14 Nut 2 13 UNC 2B Heavy 1 0480 Bracket 3 16 x 3 4 Steel Washer 1 2 Plain Flat Gasket IAB EE IA Spring Phos Bronze 2 3 4 5 10 11 12 13 14 7 SM 4516 Rev 6 January 2010 5 3 RN Parts List 77 AnsaldoSTS Description PartNumber Protector 1 2 Pipe Thread Cotter Pin 3 32 x 5 8 Spring Steel O Ring 1 1 2 OD 1 1 4 ID Ppg Cl Galvanized 1 1 2 Screw 1 4 20 x 1 2 Hex Head SS 68 Nut 8 32 Hex Head Steel J048160 O Screw 1 4 x 1 1 4 Hex Head Bag Zip Lock 8 x 10 T
4. a w 1000 Technol Drive Pittsburgh PA 15219 E E IS Dive SM 4516 U 5 Switch Circuit Controller ASTS USA Part Numbers N184034 N193030001 Installation Maintenance Copyright 2010 SM 4516 Rev 6 Ansaldo STS USA Inc January 2010 N 77 AnsaldoSTS Notices Proprietary Notice This document and its contents are the property of Ansaldo STS USA Inc formerly known as Union Switch amp Signal Inc and hereinafter referred to as ASTS USA This document is furnished to you on the following conditions 1 That no proprietary or intellectual property right or interest of ASTS USA is given or waived in supplying this document and its contents to you and 2 That this document and its contents are not to be used or treated in any manner inconsistent with the rights of ASTS USA or to its detriment and are not to be copied reproduced disclosed or transferred to others or improperly disposed of without the prior written consent of ASTS USA Important Notice ASTS USA constantly strives to improve our products and keep our customers apprised of changes in technology Following the recommendations contained in the attached service manual will provide our customers with optimum operational reliability The data contained herein purports solely to describe the product and does not create any warranties Within the scope of the attached manual it is impossible to take into acco
5. u u u u 1 1 1 1 Scope of Mantlal is a en E Ani 1 1 ke Introduction cente cett et ie E CH te eta tad tt cete eget cet 1 1 Ope OS Mer 1 2 15 EE le E 1 2 2 INSTALLATION 2 odere nere ined EE EES EN 2 1 2 15 General aiii rte te fed eei n dete er edat la e e et d d ber e ria 2 1 2 2 MOUNTING o aterert te S aie Pee 2 1 2 92 Gam Adjustments iei ort isst oe cs ein etus tan a SIDE rie 2 4 2 4 Initial L brications intet eed tbe ler ee eed 2 8 2 4 1 Recommended Lubrication Equipment and Materials or Equivalent 2 8 2 4 2 Lubrication Procedure nennen nennen nnns 2 9 3 FUNCTIONAL DESCRIPTION I ua seen cr 3 1 4 MAINTENANCE AND TEST PROCEDURES u 4 1 e GETT TEE 4 1 4 2 Preventive Maintenance 4 1 4 2 1 Gleanirig idt e tte er ech kak ad 4 1 4 2 2 InSDeCtloni z EE 4 2 4 2 3 EuDrication un ee ae 4 4 4 3 Field Mainteriance iecit ir e Ed ED kuya a NEE de 4 4 4 3 1 Cam Adjustments Figure 4 1 U nennen 4 4 4 3 2 Contact Spring 4 7 4 3 3 Recommended Equipment or 2 4 7 4 4 Shop Mainten
6. Controller cover hinge pins ventilators cams contacts and linkages do not show excessive wear SM 4516 Rev 6 January 2010 4 3 5 z Maintenance and Test Procedures AnsaldoSTS 9 With the circuit controller operating rod disconnected from U 5 crank check that the return spring where used brings the operating crank to its center position In this position the pair of A contacts refer to Section 3 will be transferred but the pair of B contacts will not have transferred The U 5 controller in this position indicates neither normal nor reverse Reconnect the operating rod following this check 4 2 3 Lubrication After the U 5 has been cleaned and inspected refer to Section 2 4 and perform the described lubrication procedures Lubrication should be performed at the time of inspection and cleaning i e every six months 4 3 Field Maintenance Maintenance at the field level is limited to adjustment of the cams and contact springs and replacement of those components which are easily replaced in the field such as cover gaskets It is recommended that more difficult component removal and replacement be performed in the shop Procedures for removing the U 5 as an assembly from its environment are considered obvious and are not included in this manual 4 3 1 Cam Adjustments Figure 4 1 4 3 1 1 Recommended Test Equipment Device Material Specifications Obstruction 1 4 inch thick 4 3 1 2 Procedure In genera
7. HEX OPERATING ROD SOINTBETEETOR NUTS 3 4 SQ WASHERS 3 4 WASHERS 3 2 3 8 INCHES Figure 2 3 Typical Installation for Left Hand Near Point Layout 2 3 Cam Adjustments The following procedure describes the cam adjustment for a four way two position U 5 Switch Circuit Controller installed in a right hand layout to provide a polarized indication 1 Ifthe switch points are not already in the normal position manually move the switch points to the normal position 2 Open the cover of the U 5 2 4 SM 4516 Rev 6 January 2010 AV 77 AnsaldoSTS Installation 3 Make an initial coarse adjustment of the two pairs of cams see Figure 2 4 polarized two position cams for a normal to the right right hand layout by performing Steps 3a and 3b or for a normal to the left right hand layout by performing Steps 3a and 3b CAUTION When tightening the clamp screws do not exceed 14 foot pounds of torque or mechanical damage may occur to the cams NOTE Contact sets are numbered 1 through 4 from left to right facing the terminal strip Figure 2 4 The cams which control Contact Sets 1 and 2 are the A cams and those that control Contact Sets 3 and 4 are the cams In the lower portion of Figure 2 4 the positions of the A and B cam contact sets are shown when the switch point is in the normal position for a normal to the right and a normal to the left installation for the polarized two position cam
8. U 5 Switch Circuit Controller eene 5 6 Table 5 8 Parts List for the N193030001 U 5 Switch Circuit Controller 5 7 Table 5 9 Parts List for the N4511363601 and N4511363602 Contact Spring Board SM 4516 Rev 6 January 2010 A y AnsaldoSTS Table of Contents A AnsaldoSTS vi SM 4516 Rev 6 January 2010 ES 7 AnsaldoSTS General Information 1 GENERAL INFORMATION 1 1 Scope of Manual This manual contains the installation operation and maintenance procedures for the four way U 5 Switch Circuit Controller Figure 1 1 The manual is applicable to four way U 5 Switch Circuit Controllers manufactured after July 15 2007 Specific ASTS USA part numbers covered by this manual are presented in Table 5 1 1 2 Introduction The U 5 Switch Circuit Controller monitors the position of rail switch points and provides electrical signals to control various pieces of equipment based on the position of the points The terminals contacts operating cams and other components are installed in a weather tight steel housing A hinged cover provides easy internal access for inspection adjustment and maintenance Two elbow type ventilators provide for air circulation to minimize condensation within the steel housing The machine has a 1 1 2 inch diameter cam shaft which provides a large bearing surface to reduce bushing wear This cam shaft also provides a l
9. application Initial coarse adjustment for a normal to the right right hand layout a Loosen the clamp screws of the two A cams and turn the adjusting screws so that the operating arms are just activated and the movable contact springs just make contact with the outer contact springs i e those closest to the terminal strip Tighten the clamp screw on the two A cams b Loosen the clamp screws of the two B cams and turn the adjusting screws so that the two cams are offset from the two A cams by approximately 30 degrees with the operating arms activated and the movable contact springs making contact with the outer contact springs i e those closest to the terminal strip Tighten the clamp screw on the two cams Initial coarse adjustment for a normal to the left right hand layout a Loosen the clamp screws of the two A cams and turn the adjusting screws so that the operating arms are just released and the movable contact springs just make contact with the inner contact springs i e those farthest from the terminal strip Tighten the clamp screw on the two A cams b Loosen the clamp screws of the two B cams and turn the adjusting screws so that the two cams are offset from the two A cams by approximately 30 degrees with the operating arms released and the movable contact springs make contact with the inner contact springs i e those farthest
10. cam shaft motion to a minimum secure the crank to the cam shaft with the clamp Ensure that the crank is secured to the cam shaft so that it does not bind against the U 5 case and allows the cam shaft to rotate freely 4 Attach the circuit controller operating rod to the U 5 crank 5 Open the U 5 cover and attach the conduit to the U 5 case 6 Wire the U 5 terminal board according to the appropriate installation drawings 7 Close and secure the hinged cover of the U 5 Switch Circuit Controller 8 Adjust the cams per Section 2 3 APPLICATION OF SWITCH CIRCUIT CONTROLLER TO FAR SWITCH POINT Figure 2 1 Installation 2 2 SM 4516 Rev 6 January 2010 AV ra AnsaldoSTS Installation JUNCTION BOX Hi ZC TT x za ARA e TALL 1 1 2 ELL 1 1 2 CONDUIT CONNECTOR U 5 SWITCH CIRCUIT CONTROLLER POINT CIRCUIT CONTROLLER DETECTOR OPERATING ROD LUG CRANK a STUDS 3 4 X 11 3 4 WASHERS 3 I WASHERS 3 4 2 3 8 INCHES NUTS 3 4 HEX NUTS 3 4 SQ WASHERS 3 4 Figure 2 2 Typical Installation for Right Hand Near Point Layout SM 4516 Rev 6 January 2010 2 3 5 General Information 7 AnsaldoSTS Ach SST KA EN eem E 3 1 SS gt 1 1 2 CONDUIT CONNECTOR U 5 SWITCH CIRCUIT CONTROLLER fe s TEO EU M ow hd STUDS 3 4 X 11 3 4 Li WASHERS 3 4 CIRCUIT CONTROLLER NUTS 3 4
11. 1 2 Plain Flat Washer 0 62 OD 0 383 ID SS SM 4516 Rev 6 January 2010 5 7 RN Parts List 77 AnsaldoSTS Description Part Number Cotter Pin 1 8 x 3 4 Spring steel Bolt T Head 3 8 16 x 3 3 4 Long Cam EZ Tag 002786 Screw 1 4 20 x 1 2 Hex SS __ 66 Washer No 1 4 Plate SS 7 447512001012 Screw 1 2 13 x 2 1 2 Long Rd Head 68 Lut Jam Flex Lock 1 2 13 6 Screw 3 8 16 x 1 3 4 Hex Head 5 8 SM 4516 Rev 6 January 2010 N y AnsaldoSTS Parts Lists Table 5 9 Parts List for the N4511363601 and N4511363602 Contact Spring Board See Figure 5 8 PartNumber Tegit Moulded Insulated Board Bolt 1 4 20 x 2 Hex Head 80 Washer M038149 O Y Nut Jam 1 4 20 UNC 2B SM 4516 Rev 6 January 2010 5 9 SN Parts List AnsaldoSTS NY y AnsaldoSTS 5 10 SM 4516 Rev 6 January 2010 Parts List 77 AnsaldoSTS MODEL N181359 U 5 WITH COVER REMOVED TOP VIEW U 5 BASE ONLY Figure 5 1 N181359 U 5 Switch Circuit Controller Drawing 1576 0023A 5 11 5 12 SM 4516 Rev 6 January 2010 SS Parts List 77 AnsaldoSTS U 5 WITH COVER REMOVED 9 TOP VIEW U 5 BASE ON
12. BEARING 3 8 VENTILATOR LINK C AN CONTACT ADJUSTING SCREW CLAMP SCREW N s seras SS OPERATING CRANK GREASE FITTING INSULATED INSULATED LEFT HAND BALL STUD BALL STUD CAM RIGHT CRANK CRANK OPERATING CRANK OPERATING CRANK NON 3 POSITION 2 13 32 OFFSET 3 4 OFFSET INSULATED CAMS BALL STUD Figure 1 2 U 5 Switch Circuit Controller Major Assemblies SM 4516 Rev 6 January 2010 1 3 77 AnsaldoSTS General Information CRANK RETURN SPRING AS 4 222222122222 Ge gt gt E A RETURN SPRING ARRANGEMENT B RETURN SPRING ARRANGEMENT FOR 4 WAY 3 POSITION ONLY MOUNTED OUTSIDE OF CASE Figure 1 3 Return Spring Arrangements SM 4516 Rev 6 January 2010 AV y AnsaldoSTS Installation 2 INSTALLATION 2 1 General The U 5 Switch Circuit Controller contains operating voltages which can be harmful Before opening the U 5 Controller it is important to disable all power to the unit Failure to do so could result in serious personal injury or loss of life The U 5 Switch Circuit Controller should be installed in accordance with the railroad s approved mounting plans for the switch layout The specific application in which the U 5 is used determines the following installation requirements Circuit controller size and cam arrangement Section 5 presents all of the part numbers for the U 5 Circuit Controller 2
13. Crank offset 3 4 inch or 2 13 32 inch as determined by the Z dimension identified in Figure 2 1 3 Circuit controller operating rod and point detector lugs as applicable to near or far point installation and Z dimension The versatile U 5 Switch Circuit Controller can be installed in either right hand or left hand layouts and connected to either the near or far switch point Typical switch machine right hand and left hand layouts are shown in Figure 2 2 and Figure 2 3 respectively The U 5 Circuit Controller is connected to the near point in these figures 2 2 Mounting The following standard mounting procedures associated with the typical layouts shown in Figure 2 2 and Figure 2 3 assume that all equipment including the point detector lug and the circuit controller operating rod has been installed with the exception of the U 5 1 Manually move the switch points to their normal position 2 Using the studs nuts and washers secure the U 5 without the crank in position on Tie Number 1 as shown in Figure 2 2 or Figure 2 3 SM 4516 Rev 6 January 2010 2 1 D General Information 7 AnsaldoSTS 3 Install the crank on the U 5 in the normal position for a right hand Figure 2 2 or left hand Figure 2 3 installation Orient the crank so that in the normal position of the switch the point at which the U 5 crank will connect to the operating rod stands approximately 2 3 8 inches from the centerline of the cam shaft Keeping
14. LY SE SR e ll 002000149 Figure 5 2 181359001 0 5 Switch Circuit Controller Drawing 1576 0023C 5 13 5 14 SM 4516 Rev 6 January 2010 77 AnsaldoSTS Parts List 6 4 T D IH SS N 19 jen E ues 1 TOP VIEW U 5 BASE ONLY U 5 WITH COVER REMOVED Figure 5 3 N181359002 U 5 Switch Circuit Controller Drawing 1576 0023D SM 4516 Rev 6 January 2010 5 15 5 16 SS Parts List 77 AnsaldoSTS N181359003 N181359005 TOP VIEW U 5 BASE ONLY Figure 5 4 N181359003 and N181359005 U 5 Switch Circuit Controller Drawing 1576 0023B 5 17 5 18 SM 4516 Rev 6 January 2010 Parts List 77 AnsaldoSTS U 5 WITH COVER REMOVED N184034 TOP VIEW U 5 BASE ONLY Figure 5 5 N184034 U 5 Switch Circuit Controller Drawing 1576 0023E 5 19 5 20 SM 4516 Rev 6 January 2010 ay 77 AnsaldoSTS Parts List U 5 WITH COVER REMOVED TOP VIEW U 5 BASE ONLY Figure 5 6 N193030 U 5 Switch Circuit Controller Drawing 1576 0023F SM 4516 Rev 6 January 2010 5 21 5 22 Parts List 77 AnsaldoSTS N193030001 U 5 WITH COVER REMOVED
15. SHORTER CONTACT SPRING INSULATED LINK LONGER CONTACT SPRING CENTER MOVABLE CONTACT SPRING Figure 4 2 Contact Spring Adjustments 3 Usea spring bender to set the center contact springs approximately midway between the long and short contact springs 4 8 SM 4516 Rev 6 January 2010 5 5 AnsaldoSTS Maintenance and Test Procedures NOTE When bending a contact spring to increase compression always bend slightly beyond the desired point then bend back carefully until the proper compression is obtained 4 When the movable center contact spring has been set replace the insulated links Slide the links onto the pins of the center contact spring and secure the links with the cotter pins removed in Step 2 5 Manually move the switch points in a direction that will allow the movable center contact springs make contact with the shorter stationary contact springs Manually move the switch points so that the point is closed against the stock rail 6 With the movable center contact spring compressing the short contact spring adjust the long contact spring until the gap between the long contact spring and movable center contact spring is 1 4 inch i e a 1 4 inch feeler gauge should just pass through this gap 7 Manually move the switch points in the opposite direction so that the movable center contact spring makes contact with the longer stationary contact spring Manually move the switch points so that the poin
16. able 5 5 Parts List for the N181359003 and N181359005 U 5 Switch Circuit Controller See Figure 5 4 ltemNo Description 2 PartNumber 1 0 48071 4 Screw 1 2 13x 2 1 2 Rd Head 5001 4028 5 Jam Nutt Flex Lock 1 2 13 40481620019 6 _ Screw 3 8 16 x 1 1 2 Hex Head Washer Lock 3 8 SS BC Operating Arm Assembly 4201 9 Nut14 20 HexHead SS 448021100108 Cotter Pin 1 16 x 3 8 Spring Brass Bolt 1 2 x 3 Sq Head Bracket 3 16 x 3 4 Steel Washer 1 2 Plain Flat Cotter Pin 1 8 x 3 4 Spring Steel Bolt T Head 3 8 16 x 3 3 4 Screw 1 4 20 x 1 1 2 5 4 SM 4516 Rev 6 January 2010 N 77 AnsaldoSTS Parts Lists _ Description PartNumber Protector 1 2 Pipe Thread Nut 3 8 24 SAE Castle o ss _ Washen5 e Plate SS 4751200113 Screw 5 16 18 x 1 25 SS O Ring 1 1 2 OD 1 1 4 ID Screw 1 4 20 x 1 2 Hex Head SS 580 BagZipLock8 x10 9055639 Table 5 6 Parts List for the N184034 U 5 Switch Circuit Controller See Figure 5 5 item No Description PartNumber o 6 Screw 3 8 16 x 1 3 4 Hex Head Nut 1 4 20 Hex Head SS Cotter Pin 1 16 x 3 8 Spring Brass Bolt 1 2 x 3 Sq Head Bracket 3 16 x 3 4 Steel SM 4516 Rev 6 January 2010 5 5 RN Parts List 77 AnsaldoSTS lttemNo Descriptio
17. ance nn 4 9 O A E A A E AT 4 9 A A 4 10 4 4 3 Cam Shaft Bushing 4 10 CHEN LLENO 5 1 6 RAIL TEAM AND TECHNICAL SUPPORT u u u u u 6 1 SM 4516 Rev 6 January 2010 iii w 5 AnsaldoSTS Table of Contents List of Figures Figure 1 1 U 5 Switch Circuit Controller Four Way U I n u 1 1 Figure 1 2 U 5 Switch Circuit Controller Major Aesembles sse 1 3 Figure 1 3 Return Spring Arrangements sse eene 1 4 Figure 2 1 Installation eee eb 0 2 2 Figure 2 2 Typical Installation for Right Hand Near Point Layout 2 3 Figure 2 3 Typical Installation for Left Hand Near Point Layout 2 4 Figure 2 4 Cam and Contact Gettimgs eene nnne nennen tren nennen 2 6 Figure 2 5 Lubrication Points and Drain Plug enne enne tenen 2 10 Figure 4 1 The Contact Spring Board 4 5 Figure 4 2 Contact Spring Adjustments 9 nnns 4 8 Figure 4 3 Removal and Replacement of Cam Shaft Bushings sse 4 12 Figure 4 4 Reaming Cam Shaft Bushings enne nennen nennen nnne nni 4 13 Figure 5 1 N181359 U 5 Switch Circuit Controller Drawing 1576 00234 5 11 Figure 5 2 N181359001 U 5 Switch Circuit Controller Drawing 1576 0023C 5 13 Figure 5 3 N181359002 U 5 Swi
18. arge surface area to engage a micrometer adjusting screw to prevent wear and a loss of sensitivity All of the shaft bearings are self lubricating Although this manual covers only the four way U 5 Switch Circuit Controller the controller is available in several other standard and yard type configurations by contacting ASTS USA see Section 6 Standard type machine designs include two way four way or six way sizes for two position three position and polarized applications Three way three position and one way two position designs are available for yard type machines Figure 1 1 U 5 Switch Circuit Controller Four Way SM 4516 Rev 6 January 2010 1 1 N General Information AnsaldoSTS The major assemblies of the U 5 Switch Circuit Controller are shown in Figure 1 2 The operating crank of the U 5 Switch Circuit Controller is solidly connected to the end points of a switch layout and as the switch points move the operating crank rotates a cam shaft inside the Circuit Controller As the cam shaft rotates it moves cams along operating arms causing them to open and close contact springs in a contact board The return spring arrangement is shown in Figure 1 3 1 3 Specifications 1 3 1 Mechanical Overall Dimensions Height 7 1 2 Width 7 3 4 Depth 17 Weight Approximately 68 pounds including crank 1 2 SM 4516 Rev 6 January 2010 N 7 AnsaldoSTS General Information OPERATING CRANK HA SHAFT
19. ble contact springs are separated from their reverse position contact springs by 1 16 or greater Tighten the clamp screws Manually move the switch points away from the reverse position and remove the obstruction Manually move the switch points back to reverse position Check that U 5 Switch Circuit Controller contacts are in the following positions The movable contact springs of Contact Sets 1 and 2 the A cams contact their reverse position contact springs The movable contact springs of Contact Sets 3 and 4 the cams are in contact with their reverse position contact springs Place a 1 4 inch obstruction between the stock rail and the open point six inches from the tip of the point Manually move the switch points toward the normal position and against the obstruction Check that the U 5 Switch Circuit Controller contacts are in the following positions a The movable contact springs of Contact Sets 3 and 4 make contact with their normal position contact springs SM 4516 Rev 6 January 2010 z AnsaldoSTS Maintenance and Test Procedures b The movable contact springs of Contact Sets 1 and 2 are separated from their normal position contact springs by 1 16 or greater 14 If necessary adjust the cams of Contact Sets 1 and 2 as described in Steps 7a through 7c for the cams of Contact Sets 3 and 4 15 Check that all of the cam clamp screws are tight If not tighten them 16 Manua
20. ce worn defective or damaged parts using the illustrated parts diagrams in Section 5 as guides If the cam shaft bushings must be replaced perform the procedure described in Section 4 4 3 Reassemble the circuit controller using the illustrated parts diagrams in Section 5 as guides Lubricate the circuit controller as described in Section 2 4 Perform the contact spring adjustments as described in Section 4 3 2 Cam Shaft Bushing Replacement Refer to the illustrated parts diagrams in Section 5 Remove bolts 13 nuts 14 and lockwashers 35 from both sides of the U 5 Remove the collar 46 and the operating crank Loosen the cam clamp screws 6 of all the U 5 cams Slide the cam shaft 28 out of the U 5 allowing the cams 50 51 52 to slide off of the cam shaft as it moves out of the U 5 Remove the cams 50 51 52 from the U 5 interior Coat the outside of the new bushing with thin white lead Figure 4 3 Place the U 5 on an arbor press bed as shown in Figure 4 3 Place cold rolled steel removal tools 1 and 2 on the bushing as shown in Figure 4 3 Removal 10 Bring the arbor press down until the worn bushing falls out of the U 5 case 4 10 SM 4516 Rev 6 January 2010 z AnsaldoSTS Maintenance and Test Procedures 11 12 13 14 15 16 17 18 19 20 21 22 23 Invert the U 5 on the arbor press bed and repeat Steps 9 and 10 to remove the b
21. ean oil can to apply a few drops of SAE 30 oil to the cover hinges hasp pin and threads of the hasp T head bolt 4 Apply a light coat of grease to the cover gaskets 5 Check to ensure that the drain plug is open and unobstructed SM 4516 Rev 6 January 2010 2 9 AV Installation 77 AnsaldoSTS KM He al 3 Espa CE m N Mi Ses lt k Le AN du D 20 00 JH E IM i Hec 10 0657 gt x HASP PIN Sei JH HASP T HEAD SH BOLT OPERATING ARM ROLLER INSULATED INSULATED BALL STUD BALL STUD GREASE FITTING GREASE GREASE FITTING FITTING CRANK CRANK OPERATING CRANK OPERATING CRANK NON 2 13 32 OFFSET 3 4 OFFSET INSULATED BALL STUD Figure 2 5 Lubrication Points and Drain Plug 2 10 SM 4516 Rev 6 January 2010 A 7 AnsaldoSTS Functional Description 3 FUNCTIONAL DESCRIPTION In the typical application the U 5 Switch Circuit Controller is used to monitor the position of the switch points normal and reverse and provide electrical signals to control various pieces of equipment based on the position of the points The operating crank Figure 1 2 is driven by the switch points via the circuit controller operating rod The operating crank in turn drives the circuit controller cam shaft and the cams mounted on the shaft Each cam is used to drive or release a spring loaded operating arm around a pivot Force is thu
22. eference Part Number X Way Table Figure N181359001 2 1 Q Tabe53 52 181359002 2 4 Figue53 N181359003 N181359005 22 Tabe55 Fiue54 Ni8404 2 Tabe56 Figue55 N1930300 2 Tabe57 Fgre56 Ni93080001 2 Tabe58 Figure57 Table 5 2 Parts List for the N181359 U 5 Switch Circuit Controller See Figure 5 1 itemNo Description PartNumber 1 7 N4820700 7 10 Bolt 1 2 x 3 Sq Head Washer 1 2 Plain Flat SS Washer 0 62 OD 0 383 ID SS Protector Tapered Non Threaded Low 23 Cotter Pin 1 8 x 3 4 Spring Steel Bolt T Head 3 8 16 x 3 3 4 SM 4516 Rev 6 January 2010 5 1 RN Parts List 77 AnsaldoSTS _ ItemNo Description PartNumber O Ring 1 1 2 OD 1 1 4 ID 1 8 Thickness J0675840024 Plug 1 1 2 Pipe Square Head Cast Iron J3920440108 Galvanized so Bag Plastic Zip Lock 8 x 10 J055639 Table 5 3 Parts List for the N181359001 U 5 Switch Circuit Controller See Figure 5 2 Description Gert Number A Screw 1 2 13 x 2 1 2 Long Round Head 7 Protector Tapered Non Threaded Cotter Pin 1 8 x 3 4 Spring Steel Bolt T Head 3 8 16 x 3 3 4 Long 49 5 2 SM 4516 Rev 6 January 2010 N y AnsaldoSTS Parts Lists Description PartNumber O Ring 1 1 2 OD 1 1 4 ID 1 8 Thick
23. from the terminal strip Tighten the clamp screw on the two B cams SM 4516 Rev 6 January 2010 2 5 m wo Installation 7 AnsaldoSTS RIGHT HAND LAYOUT DIRECTION N FACING Poa CRANK NORMAL TO RIGHT FACING POINTS LIE Ite a EE CAMS THREE POSITION CAMS INNER CONTACT POLARIZED TWO POSITION CAMS OUTER CONTACT SPRING BOARD Zh 2 CAMS PER AAND 2 CAMS PER B p SCREW Figure 2 4 Cam and Contact Settings 2 6 SM 4516 Rev 6 January 2010 z 77 AnsaldoSTS Installation 10 11 12 Place 1 4 inch obstruction between the stock rail and the open reverse point six inches from the tip of the point Manually move the switch points toward the reverse position and against the obstruction Check that the U 5 Switch Circuit Controller contacts are in the following positions a The movable contact springs of Contact Sets 1 and 2 the A cams contact their reverse position contact springs b The movable contact springs of Contact Sets 3 and 4 the cams are separated from their reverse position contact springs by 1 16 or greater NOTE The reverse position of each contact set is opposite to the normal position shown in Figure 2 4 If necessary make a fine adjustment of the Contact Set 3 and 4 cams as described in Steps 7a through 7c a Loosen
24. l the cam adjustment procedures are similar to those presented in Section 2 3 Section 2 3 describes the adjustment of the cams immediately following installation which requires both coarse and fine adjustment procedures After installation however only the fine adjustments are necessary The following procedure describes cam adjustments for a four way two position U 5 controller in a right hand layout of a switch machine control and indication circuit 1 Ifthe switch points are not already in the normal position manually move the switch points to the normal position 2 Open the hinged cover of the U 5 3 Ensure that the movable contact springs make contact with the proper normal position contact springs 4 4 SM 4516 Rev 6 January 2010 A AnsaldoSTS Maintenance and Test Procedures CAUTION Do not exceed 14 foot pounds when tightening the clamp screws or mechanical damage may occur to the cams MOVABLE CENTER CONTACT SPRING LONG CONTACT SPRING COTTER PINS SHORT CONTACT SPRING Figure 4 1 The Contact Spring Board NOTE For right hand layouts where the right position of the circuit controller crank corresponds with the normal position of the switch points the circuit controller movable contact springs make contact with the shorter contac
25. lly move the switch points away from the normal position and remove the obstruction 17 Manually move the switch points back to the normal position 18 Check that U 5 Switch Circuit Controller contacts are in the following positions a The movable contact springs of Contact Sets 1 and 2 the A cams contact their normal position contact springs b The movable contact springs of Contact Sets 3 and 4 the B cams are in contact with their normal position contact springs 19 If necessary adjust the cams as described in Steps 7a through 7c for the cams of Contact Sets 3 and 4 20 Close and secure the hinged cover of the U 5 Circuit Controller 4 3 2 Contact Spring Adjustment The contact springs are inspected every six months and adjusted as needed 4 3 3 Recommended Equipment or Equivalent Device Material Specifications Degreaser Standard household type Cloths Clean lint free Feeler Gauge 1 4 Feeler Gauge 17 64 Spring Scale calibrated from 0 to 5 pounds Spring Bender ASTS USA Part No M230724 SM 4516 Rev 6 January 2010 4 7 Maintenance and Test Procedures AnsaldoSTS 4 3 3 1 Procedure 1 Open the hinged cover of the U 5 2 Remove the insulated links from the top of the operating arm by removing the cotter pins from the pin on either end of the link and sliding the link off of the pins Figure 4 2 3 16 DRILL ROD CAN BE os PRESSED INTO SPRING Deg ss BENDER IF DESIRED
26. n PartNumber Screw 1 4 20 x 1 1 2 O Ring 1 1 2 OD 1 1 4 ID Ppg Cl Galvanized 1 1 2 Screw 1 4 20 x 1 2 Hex Head SS Table 5 7 Parts List for the N193030 U 5 Switch Circuit Controller See Figure 5 6 Descripion 6 Screw 3 8 16 x 1 1 2 Hex Head 8 Operating Arm Assembly 1N48201000 9 7 Nutt 4 20 HexHeadss 7444802110008 Cotter Pin 1 16 x 3 8 Spring Brass Bolt 1 2 x 3 Square Head Nut 1 2 13 UNC 2B Heavy Bracket 3 16 x 3 4 Steel Protector Cap Plug 2 Washer 0 62 OD 0 383 ID SS Cotter Pin 1 8 x 3 4 Spring Steel Bolt T Head 3 8 16 x 3 3 4 5 6 SM 4516 Rev 6 January 2010 N 52 AnsaldoSTS Parts Lists BDescripion PartNumber Screw 1 4 20 x 1 1 2 SS Washer O MO22000 Washer 111757 T 66 Screw 1 2 13 x 2 1 2 Round Head Ll 68 Screw 3 8 16 x 1 3 4 Hex Head Table 5 8 Parts List for the N193030001 U 5 Switch Circuit Controller See Figure 5 7 Description PartNumber e Screw 3 8 16 x 1 1 2 Hex Head Washer Lock 3 8 SS Operating Arm Assembly 48201017 9 Nut14 20Hex SS 4802110108 Cotter Pin 1 16 x 3 8 Spring Brass Bolt 1 2 x 3 Square Head Nut 1 2 13 UNC 2B Heavy Bracket 3 16 x 3 4 Steel Washer
27. ng does not make contact with either the inner or outer contact springs As shown in Figure 2 4 there are two return spring arrangements when used one for four way three position types only mounted outside of the case and one for all other types The return springs are designed to bring the operating crank to its center position in the event that the operating rod is broken or disconnected When this occurs the circuits will act as though the switch points are in transit and will not give an erroneous normal or reverse indication The return spring also functions to reduce vibration and consequent wear on the cam shaft bearings SM 4516 Rev 6 January 2010 3 1 5 ww Functional Description 4 AnsaldoSTS Sy AnsaldoSTS 3 2 SM 4516 Rev 6 January 2010 5 AnsaldoSTS Maintenance and Test Procedures 4 MAINTENANCE AND TEST PROCEDURES 4 1 General The U 5 Switch Circuit Controller contains operating voltages which can be harmful Before opening the U 5 Controller it is important to disable all power to the unit Failure to do so could result in serious personal injury or loss of life This section contains procedures for preventive maintenance field maintenance and shop maintenance for the U 5 Switch Circuit Controller 4 2 Preventive Maintenance Sections 4 2 1 through 4 2 3 outline procedures for periodic cleaning inspection and lubrication of the U 5 Switch Circuit Controller These procedures mus
28. s imparted through a link to the movable contact spring When the operating arm is released as shown in Figure 1 2 the movable contact spring makes contact with one of the stationary contact springs inner or outer cutaway view shows one set of contacts After the operating arm has been driven by the cam the movable contact spring makes contact with the other contact spring Figure 2 4 shows for both two position and three position cams the orientation of the operating crank operating arms cams and contacts for both a normal to the right and normal to the left condition Note that in the typical application described in this manual the four two position cams are arranged in two pairs with each pair oriented at a different position on the cam shaft polarized In this arrangement it is assumed that the switch points are driven from the normal position shown in Figure 2 4 to reverse When the switch points go past 1 4 inch away from the normal position the pair of A contacts transfer and when the switch points arrive 1 4 inch away from the reverse position the pair of B contacts transfer Conversely for a reverse to normal move the contacts transfer just beyond 1 4 inch from reverse and then the A contacts transfer at 1 4 inch from normal The three position cams are used for applications that require in addition to two contact closures an intermediate position where the contact is open i e the movable contact spri
29. stalled in the U 5 drain hole If so remove the drain plug to allow moisture to drain out of the housing The drain plug may be removed by grasping it with a pair of pliers and pulling it out of the drain hole After the compartment is drained reinstall the drain plug by pushing it back into the drain hole NOTE The drain plug should have been installed initially if the U 5 is in a location where blowing sand or dust is troublesome otherwise the drain hole may be left open 6 Check the U 5 Switch Circuit Controller cover gaskets for resiliency and signs of wear The gaskets should form a tight seal when the hinged cover is closed i e the hinged cover should not be loose Replace all worn gaskets NOTE Low points in the gaskets may be built up by placing thin pieces of felt or similar material in the groove under the gasket 7 Check that the conduit to the U 5 is not crimped nicked cut or otherwise damaged If it is damaged to the point where it has a tear through the conduit replace it 8 Operate the U 5 crank back and forth as often as necessary and check for the following a Proper movement of U 5 Switch Circuit Controller operating crank and return spring mechanism where used b Excessive or unusual vibration and noise c Excessive wear or lost motion d Positive and firm contact between the movable contact springs and the stationary contact springs e Check that the U 5 Switch Circuit
30. t be performed at least once every six months to ensure continued fault free operation Preventive maintenance should be done in accordance with Table 4 1 Table 4 1 Typical Preventive Maintenance Schedule quen 20 Prior to Every 6 Expected Weekly Semi Monthly Monthly Months Freezing Weather Cleaning 4 1 X Inspection Lubrication 4 2 1 Cleaning Extensive cleaning is not required However it is imperative that the U 5 is cleaned at the time of inspection once every six months Cleaning prevents excessive wear and corrosion It also ensures that electrical components are not pitted or possibly shorted because of excessive filtration of sand and or dust In addition cleaning prepares the surfaces of the U 5 cams operating arm rollers and linkages for lubrication Clean the U 5 as outlined in Sections 4 2 1 1 and 4 2 1 2 SM 4516 Rev 6 January 2010 4 1 5 z Maintenance and Test Procedures AnsaldoSTS 4 2 1 1 Recommended Cleaning Equipment and Materials or Equivalent Device Material Specifications Degreaser Standard household type Cloths Clean lint free 4 2 1 2 Procedure 20 Dampen a clean lint free cloth with household degreaser 2 Wipe the U 5 components free of any accumulated dust and dirt Pay particular attention to ventilators electrical contacts terminals and moving parts e g cams rollers contacts contact springs return springs and linkages 22 Dry
31. t is against the stock rail 8 With the movable contact spring compressing the long contact spring adjust the short contact spring until the gap between the short contact spring and the movable center contact spring is 17 64 inch i e a 17 64 inch feeler gauge should just pass though this gap 9 Close and secure the hinged cover of the U 5 Circuit Controller 4 4 Shop Maintenance 4 4 1 General Shop maintenance of the U 5 Switch Circuit Controller consists of restoring a damaged worn or otherwise defective circuit controller to operable condition In general shop maintenance involves the following operations e Cleaning e Inspecting e Disassembling e Replacing Parts e Reassembling e Lubricating e Adjusting the Contact Springs SM 4516 Rev 6 January 2010 4 9 N Maintenance and Test Procedures AnsaldoSTS The parts lists and supporting illustrations in Section 5 of this manual identify and show the relationship between the U 5 components and their attaching parts The parts list illustrations provide information to assist in disassembling and assembling the circuit controller Except for the replacement of the cam shaft bushings disassembly and assembly of the U 5 Switch Circuit Controller does not require detailed instructions 4 4 2 LE 2 Procedure Clean and inspect the circuit controller as described in Sections 4 2 1 and 4 2 2 Disassemble the circuit controller to the extent necessary to repla
32. t springs For right hand layouts where the left position of the circuit controller crank corresponds with the normal position of the switch points the circuit controller movable contact springs make contact with the longer contact springs See Figure 4 1 4 Place a 1 4 inch obstruction between the stock rail and the open point six inches from the tip of the point 5 Manually move the switch points toward the reverse position and against the obstruction 6 Check that the U 5 Switch Circuit Controller contacts are in the following positions SM 4516 Rev 6 January 2010 4 5 4 6 10 11 12 13 N Maintenance and Test Procedures AnsaldoSTS The movable contact springs on Contact Sets 1 and 2 contact their reverse position contact springs The movable contact springs on Contact Sets 3 and 4 are separated from their reverse position contact springs by 1 16 or greater NOTE For reference purposes the circuit controller contact sets are numbered 1 through 4 from left to right facing the terminals of the terminal strip Figure 4 1 The reverse position contact spring of each set is the contact spring opposite the normal position contact spring defined in preceding note If necessary adjust the cams of Contact Sets 3 and 4 as described in Steps 7a through 7c Loosen the clamp screws of cams 3 and 4 Turn the adjusting screws of the cams until their associated mova
33. tch Circuit Controller Drawing 1576 00230 5 15 Figure 5 4 N181359003 N181359005 U 5 Switch Circuit Controller Drawing 1576 0023 5 17 Figure 5 5 N184034 U 5 Switch Circuit Controller Drawing 1576 0023 5 19 Figure 5 6 N193030 U 5 Switch Circuit Controller Drawing 1576 0023B 5 21 Figure 5 7 N193030001 U 5 Switch Circuit Controller Drawing 1576 0023G 5 23 Figure 5 8 The Contact Spring Board 5 25 iv SM 4516 Rev 6 January 2010 N 77 AnsaldoSTS Table of Contents List of Tables Table 4 1 Typical Preventive Maintenance 4 1 Table 5 1 U 5 Circuit Controller Part Numbers enne enses nennen nens 5 1 Table 5 2 Parts List for the N181359 U 5 Switch Circuit Controller seen 5 1 Table 5 3 Parts List for the N181359001 U 5 Switch Circuit Controller 5 2 Table 5 4 Parts List for the N181359002 U 5 Switch Circuit Controller 5 3 Table 5 5 Parts List for the N181359003 and N181359005 U 5 Switch Circuit Controller 5 4 Table 5 6 Parts List for the N184034 U 5 Switch Circuit Controller eene 5 5 Table 5 7 Parts List for the N193030
34. the U 5 components with a clean lint free cloth 4 2 2 Inspection In general inspection consists of observing the appearance and integrity of the U 5 components the associated electrical conduit and the point detector connecting rod A judgment is then made as to whether the U 5 appears to be in good condition or whether a potential or obvious faulty condition exists When any faulty condition is observed it is to be corrected immediately Inspection should be performed following the cleaning i e once every six months 1 Check the U 5 internal components for any sign of pitting corrosion or general deterioration Any such equipment must be replaced 2 Check for loose or damaged electrical connections Repair or replace any electrical problem found 3 Check for burned frayed or broken insulation Replace all damaged insulation 4 Check for accumulation of dust dirt and foreign material Remove any foreign material and accumulations of dirt 4 2 SM 4516 Rev 6 January 2010 Sy 5 AnsaldoSTS Maintenance and Test Procedures CAUTION Step 5 should be performed prior to anticipated freezing weather in addition to every six months If not moisture trapped inside the U 5 housing could freeze and cause faulty operation 5 Check that there are no signs of moisture accumulation within the U 5 Switch Circuit Controller housing If there is moisture present check to see if the drain plug Figure 2 5 is in
35. the clamp screws of cams 3 and 4 b Turn the adjusting screws of the cams until their associated movable contact springs are separated from their reverse position contact springs by 1 16 or greater c Tighten the clamp screws Manually move the switch points away from the reverse position and remove the obstruction Manually move the switch points back to the reverse position Check that the U 5 Switch Circuit Controller contacts are in the following positions a The movable contact springs of Contact Sets 1 and 2 the A cams contact their reverse position contact springs b The movable contact springs of Contact Sets 3 and 4 the B cams are in contact with their reverse position contact springs Place a 1 4 inch obstruction between the stock rail and the open point six inches from the tip of the point Manually move the switch points toward the normal position and against the obstruction SM 4516 Rev 6 January 2010 2 7 AV Installation 77 AnsaldoSTS 13 Check that the U 5 Switch Circuit Controller contacts are in the following positions a The movable contact springs of Contact Sets 3 and 4 make contact with their normal position contacts b The movable contact springs of Contact Sets 1 and 2 are separated from their normal position contacts by 1 16 or greater 14 If necessary make a fine adjustment of the 1 and 2 cams as described in Steps 7a through 7 for Contact Sets 3 and 4 15 Manually mo
36. unt every eventuality that may arise with technical equipment in service Please consult an ASTS USA local sales representative in the event of any irregularities with our product ASTS USA expressly disclaims liability resulting from any improper handling or use of our equipment even if these instructions contain no specific indication in this respect We strongly recommend that only approved ASTS USA spare parts are used as replacements CopyrightO 2010 Ansaldo STS USA Inc 1000 Technology Drive Pittsburgh PA USA 15219 3120 645 Russell Street Batesburg SC 29006 www ansaldo sts com All rights reserved SM 4516 Rev 6 January 2010 i 5 w Revision History 7 AnsaldoSTS Revision History February 1979 Initial Issue May 1991 Updated Parts List t 2007 Incorporated ECOs EM 2488 EM 2496 EM2498 2499 ugus EM 2500 EM 2505 and EM 2870 Incorporated ECO 140222 1 corrected the gap settings on the contact September 2007 springs Incorporated ECO 2870C revised Figures 5 3 and 5 4 and corrected part lists Incorporated ECO EM 2979 revised parts lists for N181359003 and Kx March 2008 1181359008 June 2009 Incorporated ECO EM 2870G revised parts lists Revised Table 5 6 Table 5 7 Table 5 8 Figure 5 5 and Figure 5 7 for items January 2010 8 and 47 ii SM 4516 Rev 6 January 2010 5 w 5 AnsaldoSTS Table of Contents Table of Contents 1 GENERAL INFORMATION U u u u u
37. ushing on the opposite side of the U 5 To replace the bushings press it into the U 5 housing using the insertion tool as shown in Figure 4 4 Press one bearing in and then rotate the U 5 case and replace the second bushing As shown in Figure 4 4 clamp a plate with a 1 5 inch diameter shouldered cone to the drill press table Insert a 1 502 inch to 1 504 inch diameter reamer into the drill press The reamer should have flutes of 10 inches minimum length Center the reamer on the shouldered cone Lock the drill press column Lift the reamer and place the U 5 on the drill press with the bottom bushing centered on the shouldered cone Ream the top bushing only Lift the reamer and invert the U 5 case Center the reamed bushing on the shouldered cone Ream the second bushing Extend the reamer until it goes through both bushings and is centered on the shouldered cone Lift the U 5 from the shouldered cone and ream both bushings simultaneously Ensure that the bushings are reamed before reassembling the cam shaft into the U 5 case by reversing Steps 2 through 6 CAUTION Do not exceed 14 foot pounds when tightening the clamp screws or mechanical damage may occur to the cams SM 4516 Rev 6 January 2010 4 11 Maintenance and Test Procedures 5 77 AnsaldoSTS lt ARBOR PRESS ARM
38. ve the switch points away from the normal position and remove the obstruction 16 Manually move the switch points back to the normal position 17 Check that the U 5 Switch Circuit Controller contacts are in the following positions c The movable contact springs of Contact Sets 1 and 2 the A cams are in their normal position d The movable contact springs of Contact Sets 3 and 4 the cams are in their normal position 18 Repeat Steps 4 through 17 until the U 5 contacts are in their expected positions without any adjustments 19 Check that all of the cam clamp screws are tight If they are not tight tighten them 2 4 Initial Lubrication After the U 5 has been installed and adjusted it must be lubricated to ensure optimum operation Figure 2 5 illustrates the U 5 lubrication points and the following steps outline the lubrication procedures 2 4 1 Recommended Lubrication Equipment and Materials or Equivalent Device Material Specifications Grease Gun To fit grease fitting Grease Specification M 7650 01 Oil Can Able to handle SAE 30 oil Paddle For spreading oil Oil SAE 30 2 8 SM 4516 Rev 6 January 2010 AV y AnsaldoSTS Installation 2 4 2 Lubrication Procedure 1 Use a grease gun to apply grease to the grease fitting on the ball stud on the operating crank Figure 2 5 2 Usean oil can and paddle to apply SAE 30 oil to the rollers on the operating arms and the link connections 3 Us

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