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Milnor KURSPK0025 Instruction
Milnor KURSPK0025 Instruction

Milnor KURSPK0025 Instruction

Limit switch

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Published Manual Number/ECN: HURSPK0025/99503N
• Publishing System: TPAS
• Access date: 03/06/03
• Document ECN's: Latest Available
Kit Instruction—
KURSPK0025
KURSPK0026
PELLERIN MILNOR CORPORATION
POST OFFICE BOX 400, KENNER, LOUISIANA 70063-0400, U.S.A.

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Summary of Contents for Milnor KURSPK0025

  • Page 1 Published Manual Number/ECN: HURSPK0025/99503N • Publishing System: TPAS • Access date: 03/06/03 • Document ECN's: Latest Available Kit Instruction— KURSPK0025 KURSPK0026 PELLERIN MILNOR CORPORATION POST OFFICE BOX 400, KENNER, LOUISIANA 70063-0400, U.S.A.
  • Page 2: Please Read

    “Troubleshooting” chapter or section. See the table of contents. Trademarks of Pellerin Milnor Corporation The following, some of which may be used in this manual, are trademarks of Pellerin Milnor Corporation: ®...
  • Page 3: S Etting Limit Switches

    S ETTING LIMIT SWITCHES È Ê L imit Switches—Including Microswitches— Will Be Damaged If Over-actuated! Any limit switch will be damaged if it bottoms out forcefully. This can bend the rotary shaft or damage internal components and may cause the switch to stick in one position either permanently or intermittently. Be aware that an intermittently sticking switch can be mistaken for a malfunctioning microprocessor! FIGURE 1a Rotary Lever Switch...
  • Page 4: Setting Switches

    Ë T ravel of Rotary Lever or Plunger termined by an ohmmeter), the lever or plunger will then move approximately half of its additional available travel (see FIGURE 2). NOTE: It is impossible to determine by feel, sound, or experience at what point the switch contacts make. The only reliable method is to use an ohmmeter.
  • Page 5 Ë F ree Position of Rotary Lever is at a right angle to the direction of relative movement between the switch and target (see FIGURE 3). RIGHT! Ë A ngle of Switch —Set a plunger switch so that the target and plunger move parallel to each other. It will be approximately correct when properly installed on its mounting bracket, but may require fine adjustment.
  • Page 6 With a roller plunger switch, make sure that the roller rotates in the direction that will accommodate the movement of the target (not at a right angle to the target movement). Also, be sure that a replacement switch has the roller oriented the same way as the switch it replaces (see FIGURE 5). RIGHT! Roller can’t absorb sideways movement of target (wrong switch used).
  • Page 7 The owner/user must familiarize himself with the contents of all machine instruction manuals. The owner/user should direct any questions about these instruc- ® tions to a Milnor dealer or the Milnor in the USA) hold the owner/user ultimately responsible for maintaining a safe working environment. There-...
  • Page 8 P ersonnel Ë —Inform personnel about hazard avoidance and the importance of care and common sense. Provide personnel with the safety and operating instructions that apply to them. Verify that personnel use proper safety and operating procedures. Verify that that personnel understand and abide by point-of-hazard tags on the machine and procedure-specific precautions in the instruction manuals.
  • Page 10 SAE size wrenches, Allen wrenches, lineup pin, and assorted hand tools. MILNOR will provide installation labor costs for placing shims and replacing the up-lock assembly. We anticipate this labor not to exceed 10 man-hours per machine, i.e. one man at ten hours or two men at five hours each for a total of ten hours per retrofit.
  • Page 11 Replace the coupling onto the shaft on top of the 12 bolt-hole coupler shim. Evenly torque the bolts of the coupling to 25 foot pounds (33.9 Newton meters) (using the cross torque method starting with the four bolts at the split of the coupling). Manually operate the dome to the up position.
  • Page 12 Slide as many large shims in the gap between the base and cross-member as possible. If a gap remains between the large shims and the main bell air cylinder, slide as many smaller shims between the large shim and the base of the air cylinder to fill the remaining gap. The last shim may be a tight fit between the other shims and the base of the air cylinder, so that you may have to tap the shim into place.
  • Page 13 shaft bearing from the upper cross-member (See Figure 8). Loosen the two bolts that join the shaft-lock to the right-hand uplock jaw. Note the position of the uplock so that it can be reinstalled in the same position. Mark the spacers that are between the two bearings so that they may be reinstalled in the same place from which they were removed.
  • Page 14 Reconnect the left-hand uplock jaw and shaft-lock together using the new lock-nuts provided in the kit and the existing bolts (only hand tighten these bolts at this time). Replace the lock shaft through the cross-member, being careful to put the correct spacers in the correct position and making sure that the uplock is in its original position.
  • Page 15 Repeat step (49) for the other lock segments. Record all measurements - they will be used in determining the thickness of the required shims. (Even if most of the measurements are within the specified range, each lock segment will still have to be shimmed.
  • Page 16 Energize the press. Manually operate the press to make sure that everything is functioning properly. Please follow the attached MILNOR directions on how to adjust the contact switches for the uplocks and dome full-up. If you have any questions regarding the method of handling of this issue, please contact Technical Support at 504-467-9591, ext.276.
  • Page 17 HURSPK0026/00186 Page 8 of 21 Main Bell Air Cylinder Bolts Trace Outline of Main Bell Air Cylinder Base on Upper Cross Member Figure 1...
  • Page 18 HURSPK0026/00186 Page 9 of 21 Torque 25 ft-lb (33.9 Nm) Main Dome Coupling Figure 2...
  • Page 19 HURSPK0026/00186 Page 10 of 21 Downlock Shims Placed on Bed in order to Shim Main Bell Air Cylinder Figure 3...
  • Page 20 HURSPK0026/00186 Page 11 of 21 One of the Four Main Bell Air Cylinder Bolts Figure 4...
  • Page 21 HURSPK0026/00186 Page 12 of 21 Main Bell Air Cylinder Shims...
  • Page 22 Cylinder Bracket Clevis Clamping Bolt Right-Hand Uplock Assembly Bracket HURSPK0026/00186 Left-Hand Uplock Assembly Bracket Uplock Shaft Nut and Bolt Page 13 of 21 Figure 5 Uplock Bracket Clevis...
  • Page 23 Left-Hand Side Lock Shaft Bearing HURSPK0026/00186 Right-Hand Side Lock Shaft Bearing Lock Shaft Spacers Page 14 of 21 Figure 6...
  • Page 24 HURSPK0026/00186 Page 15 of 21 Figure 7 Right-Hand Side Lock Shaft Bearing...
  • Page 25 HURSPK0026/00186 Page 16 of 21 Figure 8 Upper Cross-Member Shaft Lock Uplock Jaw...
  • Page 26 HURSPK0026/00186 Page 17 of 21 Figure 9 Square Holes in the Side of the Uplock Jaw (File Paint off of the Inside surface of the Holes)
  • Page 27 HURSPK0026/00186 Page 18 of 21 Figure 10 Old Setup of Dome Full-Up Contact Switch and Bracket Figure 11...
  • Page 28 HURSPK0026/00186 Page 19 of 21 New Positioning of Dome Full-Up Contact Switch and Bracket Dome Full-Up Contact Switch Bracket Dome Full-Up Contact Switch Figure 12...
  • Page 29 HURSPK0026/00186 Page 20 of 21 Figure 13...
  • Page 30 HURSPK0026/00186 Page 21 of 21 Location of Downlock Shims Lock Ring Bolts Figure 14...

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Kurspk0026