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BSO 1020 & BSO 1030

blocstop

Service & Maintenance Manual

for Overspeed Brake

Date: 8/31/05
Version: 1

Содержание blocstop BSO 1020

Страница 1: ...BSO 1020 BSO 1030 blocstop Service Maintenance Manual for Overspeed Brake Date 8 31 05 Version 1 ...

Страница 2: ...NING IMMEDIATE or possible imminent danger Fatal or serious injury CAUTION Possible danger situation Minor injuries to persons NOTE Possible danger situation Damage to equipment or it s surroundings N A Instruction for documentation in writing i e record keeping N A Explanation of Symbols used in this manual Pin punch 5mm Allen key 5mm Flat screwdriver Vise 10mm Box wrench Special BSO tool 20887 M...

Страница 3: ...1 Installation of the Roller Assembly 1 12 Installation of the Pressure Spring Guide Tube 1 13 Casing Cover Installation 1 14 Preliminary Operational Test 1 15 Installation of the Counterweight Cover 1 16 Final Testing 2 EXPLODED VIEW AND PARTS LISTS Parts Lists Exploded View 3 TECHNICAL SHEETS T 235 Checking and Maintenance 3 TABLE OF CONTENTS Blocstop BSO 1030 Page 4 4 4 5 6 7 9 11 12 12 14 16 1...

Страница 4: ...locstop by pushing down on the handle 2 Insert the 9mm 1020 or 10mm 1030 test wire rope through the entry bushing Continue until the rope exits the exit bushing 3 Hold the wire rope flush against the top of the Blocstop entry bushing Alternatively you can place a piece of tape around the wire rope at its entry to the Blocstop Figure 104 4 Release the Blocstop and allow it to free fall Measure the ...

Страница 5: ...ove the 3 M6x60 casing screws pos 75 10166 and washers pos 79 36306 as shown in Figure 108 4 Remove the casing cover pos 42 18267 to inspect the spring pos 72 29446 and cover for wear or damage The spring should be capable of compressing fully into the brass cone without obstruction Figure 109 5 Inspect the centrifugal weights and the release lever pos 3 56235 for wear or damage Figure 110 Slight ...

Страница 6: ...th the eccentric screw it may be necessary to replace the pressure spring as follows 1 Mark the nylon eccentric screw s pos 19 36475 orientation prior to removal to ease adjustment after repair 2 Begin by removing the white nylon eccentric screw by pulling it vertically with pliers as shown in Figure 113 3 Remove the retaining clip pos 63 33666 as shown in Figure 114 Be careful not to lose it 4 Ca...

Страница 7: ...e 118 2 Carefully pry the casing cover open as shown in Figure 119 3 Remove the spring guide tube pos 53 36375 and pressure spring pos 80 29396 Figure 120 Be careful not to lose the washer pos 84 7836 at the end of the tube 4 Remove the bearing pos 69 10186 and its attached cover pos 31 36525 as shown in Figure 121 on the next page 7 NOTE After completion of the service the triggering speed must b...

Страница 8: ...incorrect rigging practices and should be addressed with those persons responsible 8 NOTE The centering bushings have a long side which serves as a guide for the casing cover pos 42 18267 See Figure 123 NOTE The adjusting washers are CRITICAL to the proper operation of the Blocstop and must be present NOTE Prior to the removal of the adjusting washers pos 11 9826 verify that no washers are stuck b...

Страница 9: ...ng guide bolt Figure 133 3 Disassemble the 2 anchor frames pos 28 36205 and 2 jaw frames pos 28 36205 See Figure 134 The washers may still be stuck to the frames after removal Clean and replace if necessary 9 NOTE The cams are installed correctly if you can see an S in them See Figures 129 132 NOTE Occasionally the washers stick to the cams and frames upon removal Figure 127 Figure 128 Figure 129 ...

Страница 10: ...espond to the wire rope you are using Figure 136 If replacement jaws are being installed ensure they correspond as well For example BSO10 indicates a special 10mm dia 6 Remove the 3 axles pos 09 36365 and 1 anchor axle pos 56 36225 See Figure 137 Unlike the centering bushings pos 55 38565 the axles can be installed with either end facing down 7 Remove the lower cams pos 8 36235 pos 5 825 and adjus...

Страница 11: ...41 Even if they show no visible wear the inside of the groove must still be measured with a caliper The nominal diameter is 27mm If the diameter is less than 25mm 1 the rollers must be replaced If one roller needs replacement they both must be replaced 4 Inspect the pressure spring pos 58 37235 spacer pos 70 38555 and guide tube pos 59 36296 for damage or wear See Figures 142 143 11 NOTE If the gu...

Страница 12: ...ith mineral spirits 2 Replace any defective parts 3 Lightly grease the casing cover with wheel bearing or white lithium grease Figure 145 4 Grease and install the lower cams Ensure the adjusting washers Pos 11 9826 axles Pos 09 36365 are in place Figure 146 5 Grease and install the jaws Ensure that the dovetail is towards the jaw opening lever as shown in Figure 147 6 Grease and install the spring...

Страница 13: ...sing 8 Install the lower jaw frame pos 57 36215 The frame must be installed axactly as shown in Figure 147 Make sure all axles slide through the corresponding holes Now place an adjusting washer on top of the axles resting in the jaw frame See Figure 150 9 Install the upper jaw frame pos 57 36215 The frame must be installed axactly as shown in Figure 151 10 Install the upper anchor frame pos 28 36...

Страница 14: ...ers are pointed down Figure 156 1 11 Installation of the Roller Assembly 1 Install the 2 adjusting washers pos 11 9826 on the top and bottom of the pressing roller pos 48 18287 See Figure 157 14 Figure 153 Figure 154 Figure 155 Figure 158 Figure 157 Figure 156 NOTE After installation of the rollery assembly the notch should be away from the spring on a BSO 500 for 9 mm 3 8 See Figure 158 NOTE To a...

Страница 15: ...ion without a struggle after a little practice 8 After the brass bushing of the pressure roller is properly seated turn the handle and hold 9 Tilt the tool slightly down and remove the pin Remember to keep the BSO tool twisted 10 Install the driving roller being sure it is properly seated on the roll pin pos 77 29466 11 Gently release pressure on the BSO tool until the rollers meet Once all the pr...

Страница 16: ... on the end of the tube 5 Install the complete assembly into the spring bolt guide pos 10 36395 Figure 166 6 Push back on the jaw assembly towards the spring to limit the amount of spring travel when released 7 Apply pressure to the top cams to prevent parts from jumping out of position and release the Vise Grips 8 Install the bearing pos 69 10186 and bearing cover pos 31 36525 as shown in Figure ...

Страница 17: ...cover open the Blocstop jaws and insert the test rope to test the unit s operation 2 Pull the wire rope quickly The Blocstop should activate and you should be unable to pull the rope out 3 Reset the Blocstop 4 Check that the wire rope moves smoothly through the Blocstop Figure 173 17 NOTE Do not over tighten the nuts This may prevent the Blocstop from operating correctly due to compression of the ...

Страница 18: ...ush the orange emergency stop button Figure 175 The Blocstop should trip If not remove the cover and try installing it again If this doesn t work the spring pos 72 29446 may be damaged 3 Install the 3 casing screws pos 75 10166 Do not over tighten 4 Install the handle pos 4 41855 and roll pin pos 74 36786 as shown in Figure 176 18 WARNING Damage may occur to the spring if the cover is not installe...

Страница 19: ...n the test bench b Lift 125 the rated capacity of the hoist a couple of inches c Press the emergency stop button on the Blocstop d Press the down button on the hoist until the wire rope begins to accumulate between the hoist and Blocstop e Ensure the Blocstop holds the load securely f Press the up button on the hoist until the load raises a couple of inches g Reset the Blocstop h Lower the load 19...

Страница 20: ... GUIDE AXLE 042 18267 1 COVER COMPLETE 046 58015 1 CENTERING AXLE 047 36685 1 COVER 048 18287 1 PRESSING ROLLER COMPLETE 25mm min diameter 050 18237 1 DRIVING ROLLER 25mm min diameter 052 36425 2 SPACER 053 36375 1 SPRING GUIDE TUBE 054 10555 1 SPRING STIRRUP 055 38565 3 Spacer 056 36225 1 ANCHOR AXLE 057 36215 2 JAW FRAME 058 37235 1 SPRING DIN 2076 C 059 36296 1 SPRING GUIDE TUBE DIA 6X1X60 6x1x...

Страница 21: ...Drawing No E 3058 Edition US 1 Date 1 05 Page 2 2 Spare Parts BSO 1020 BSO 1030 Overspeed Safety Brake for 9 or 10mm Wire Rope ...

Страница 22: ...n authorized repairer Every year change the roller items 48 and 50 proceeding as follows use special tools code 20887 a special key b guiding axle 50 a a a b b 48 59 x b 5 3 Control of the jaws Although the wear of the clamping jaws of the OVERSPEED BLOCSTOP is minimal they must be regularly checked by means of a rod with specified diameter for BSO 500 1000 6 mm BSO 510 4 mm BSO 520 1020 7 mm If t...

Страница 23: ...oist usa tractel com TRACTEL LTD GRIPHOIST Division 11020 Mirabeau St Anjou QUEBEC H1J 2S3 Tel 1 514 493 3332 Fax 1 514 493 3342 griphoist canada tractel com TRACTEL Inc GRIPHOIST Division Branch Office 315 Cloverleaf Dr Building E Baldwin Park CA 91706 Tel 1 626 937 6727 Fax 1 626 937 6730 griphoist usa tractel com ...

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