Tractel Blocstop BSO 1020 Service Maintenance Manual
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Tractel Blocstop BSO 1020 Service Maintenance Manual

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blocstop
®
BSO 1020 & BSO 1030
Date: 8/31/05
Version: 1
Service & Maintenance Manual
for Overspeed Brake

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Summary of Contents for Tractel Blocstop BSO 1020

  • Page 1 blocstop ® BSO 1020 & BSO 1030 Date: 8/31/05 Version: 1 Service & Maintenance Manual for Overspeed Brake...
  • Page 2 NOTE Possible danger situation it's surroundings Instruction for documentation in writing (i.e record keeping) Tools Required for service and maintenance of Blocstop BSO 1020 & BSO 1030 - Pin punch 5mm - Allen key 5mm - Flat screwdriver - Vise...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS: Blocstop BSO 1030 Page NOTE: 1) SERVICE AND MAINTENANCE Any part #, position # (pos.) or page #'s shown in "{ }" refer to the Parts List / Drawing Blocstop Removal in the Spare Parts Lists included at the back of this manual.

  • Page 4: Blocstop Removal

    1) SERVICE AND MAINTENANCE 4) If you can pull the rod from the Blocstop without twisting and turning, the jaws may 1-1 Blocstop Removal require replacement. Detach the Blocstop from the hoist by removing 1-3 Trigger Speed Check the two cotter pins and mounting straps as shown in Figure 101.

  • Page 5: Disassembly Of The Control Compartment

    1-4 Disassembly of the Control Compartment 1) Before opening the Blocstop, the spring tension must be reduced by pressing the orange emergency stop button (Figure 106). Figure 108 4) Remove the casing cover {pos. 42, #18267} to inspect the spring {pos. 72, #29446} and cover for wear or damage.

  • Page 6: Counterweight Adjustment & Repair

    {pos. 62, #47615} (Figures 115 & 116). (approx. 88 fpm). Faster Tripping Speeds Require a Different Tractel BSO Spring. Please Contact Tractel for Further Information. If the correct setting cannot be obtained with the eccentric screw, it may be necessary to replace the pressure spring as follows: 1) Mark the nylon eccentric screw's {pos.

  • Page 7: Disassembly & Service Of The Jaw Compartment

    If the counterweights need replacement, 2) Carefully pry the casing cover open as remove the two retaining clips {pos. 86, shown in Figure 119. #33656} and replace the left {pos. 20, #38807} and right {pos. 25, #38817} CAUTION counterweights (Figure 117). Extreme caution must be used when opening the cover as it contains springs under tension.
  • Page 8 NOTE: Prior to the removal of the adjusting washers {pos. 11, #9826}, verify that no washers are stuck by grease to the casing cover as shown in Figure 124. Figure 121 Figure 124 5) Remove the (3) center bushings {pos. 6) There should be (1) washer (#9826, Pos.

  • Page 9: Jaw, Frame & Cam Removal

    1-7 Jaw, Frame and Cam Removal NOTE: Occasionally the washers stick to the cams and 1) Remove the top front {pos.8, #36235} and frames upon removal. rear {pos. 5, #825} cams paying attention to their orientation (Figures 127 & 128). 2) Remove the spring guide bolt (Figure 133).
  • Page 10 4) Remove the upper {pos. 6, #36245 6) Remove the (3) axles {pos. 09, #36365} and (BSO 1020) or #45375 (BSO 1030)} and (1) anchor axle {pos. 56, #36225}. See lower {pos. 7, #36255 (BSO 1020) or #45385 Figure 137. Unlike the centering bushings { (BSO1030)} jaws, paying attention to their pos.

  • Page 11: Roller Assembly Inspection

    1-8 Roller Assembly Inspection 1) The pressure roller {pos. 48, #18287} usually dislodges when removing the top casing cover. If necessary, use the Blocstop tool {#20887} to remove it along with the driving roller {pos. 50, #18237} (Figure 139). Figure 141 4) Inspect the pressure spring {pos.

  • Page 12: Counterweight Assembly Replacement

    1-9 Counterweight Assembly Replacement CAUTION If the bearing or counterweight assembly needs Never use a graphite or molybdenum replacement: disulphide grease in the Blocstop or Tirak 4) Grease and install the lower cams. Ensure the adjusting washers (Pos. 11, #9826) & axles (Pos.
  • Page 13 7) Install the lower anchor frame 9) Install the upper jaw frame {pos. 28, #36205}. Place the remaining axle {pos. 57, #36215}. The frame must be {pos. 09, #36365} through the hole nearest installed axactly as shown in Figure 151. the rounded edge.

  • Page 14: Installation Of The Roller Assembly

    11) Grease and install the upper cams. Ensure that the letter "S" is present when looking at the jaws (Figure 153). Figure 156 1-11 Installation of the Roller Assembly Figure 153 NOTE: 12) Install the adjusting washers (Pos. 11, To aid this procedure, please reference the following technical sheet (T-235, Page 22).
  • Page 15 Figure 162). Keep the tool level. It will go Blocstop tool (#20887) is used. This tool is available from Tractel Inc. into the correct position without a struggle after a little practice. 3) Install the BSO tool pin into the hole of the pressing roller and into the spring guide tube {pos.

  • Page 16: Installation Of The Pressure Spring & Guide Tube

    1-12 Installation of the Pressure Spring & Guide Tube CAUTION Always wear proper eye protection! NOTE: Use the following procedure to help keep the pressure spring assembly in place during reassembly: Figure 165 a) Install a casing screw {pos. 68, #12016} 4) Install the spring washer {pos.

  • Page 17: Casing Cover Installation

    1-13 Casing Cover Installation NOTE: Do not over tighten the nuts. This may prevent the Blocstop from operating correctly due to 1) Lightly grease the cover {pos. 47, #36685} compression of the internals components (Figure and install on the main body (Figure 168). 172).

  • Page 18: Installation Of The Counterweight Cover

    1.15 Installation of the Counterweight Cover 3) Install the (3) casing screws {pos. 75, #10166}. Do not over tighten. 1) Install the cover as shown. Ensure to align the (3) bushings {pos. 55, #38565} and the 4) Install the handle {pos. 4, #41855} and roll spring {pos.

  • Page 19: Final Testing

    1.16 Final Testing NOTE: The following tests must be performed if any inspection or repair is performed on the Blocstop. 1) Perform the Trigger Speed Testing procedure outline in Section 1.4 (Figure 177). The Blocstop must lock within 4" on the wire rope.

  • Page 20: Parts Lists

    RIVET POP DIA.4,8X14,4 ALU 1.8x14.4 49636 CLAMPING SLEEVE 5X20 DIN 7344 5x20 47615 SPRING FOR BSO For custom speed springs call Tractel 33666 RETAINING WASHER 5 DIN 6799 9816 WASHER 13 X 19 X 1 DIN 988 13x19x1 12016 SOCKET HEAD CAP SCREW M 6X50 DIN 912...

  • Page 21: Exploded View

    Drawing No E-3058 BSO 1020 & BSO 1030 Edition US-1 Spare Parts Date 1/05 Overspeed Safety Brake for 9 or 10mm Wire Rope Page 2 / 2...

  • Page 22: T-235, Checking And Maintenance

    ref.: T-235 technical OVERSPEED BLOCSTOP rev. no.: date: 04/95 sheet BSO-500 and BSO-1000 series page: 5. CHECKING AND MAINTENANCE 5.1. Checking the BLOCSTOP overspeed function If the BLOCSTOP is released, its operation can be checked as follows: – Insert the wire rope from the top (control lever) and push until it comes out of the unit. –...
  • Page 23 TRACTEL Inc. TRACTEL Inc. TRACTEL LTD GRIPHOIST Division GRIPHOIST Division GRIPHOIST Division Main Office: Branch Office: 11020 Mirabeau St 110, Shawmut Road 315 Cloverleaf Dr. Building E Anjou QUEBEC, H1J 2S3 Canton, MA 02021 Baldwin Park, CA 91706 Tel. +1 (514) 493 3332 Tel: 800-421-0246 Tel.

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