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Mitek RoofTracker II Service Bulletin

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Service Bulletin
Machinery Affected:
Document:
Title:
Distribution:
MiTek Machinery Division
301 Fountain Lakes Industrial Drive
St. Charles, MO 63301
Phone: 800-523-3380
www.mii.com
®
MiTek
Machinery Division
RoofTracker II™ press
SB229 rev. A
Installing an ACS880 Variable-Frequency Drive
Customers Upon Order
Copyright © 2017 MiTek
Part # and Rev.
Revision Date
Revised By
Approved By
Print Date
Orig Date Created 20 December 2016
Created By
Effectivity
®
. All rights reserved.
SB229 rev. A
19 December 2017
V.Carroll
19 December 2017
G.Gaia
Customers with
ACS800

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Summary of Contents for Mitek RoofTracker II

  • Page 1 ® MiTek Machinery Division Service Bulletin Machinery Affected: RoofTracker II™ press Document: SB229 rev. A Title: Installing an ACS880 Variable-Frequency Drive Distribution: Customers Upon Order ® Copyright © 2017 MiTek . All rights reserved. MiTek Machinery Division Part # and Rev.

  • Page 2: Purpose And Scope

    Service Bulletin SB229 Purpose and Scope The ACS800 variable-frequency drive (VFD) in the RoofTracker II press is obsolete. This Service Bulletin explains how to replace it with an ACS880 VFD. The parts included in all kits are shown in Table 1. Your specific VFD is shown in one of the following tables.
  • Page 3 Service Bulletin SB229 Procedure Electrical Lockout/Tagout Procedures WARNING ELECTROCUTION HAZARD! Verify that all power to the machine has been turned off and follow approved lockout/tagout safety procedures before performing any maintenance. All electrical work must performed by a qualified electrician. If it is absolutely necessary to troubleshoot an energized machine, follow NFPA 70E for proper procedures and personal protective equipment.
  • Page 4 Service Bulletin SB229 3. Shut the power to the machine off at the Figure 2: Lockout/tagout on machine’s power source, which is the Power Source Panel usually an electrical service entry panel on the facility wall. One example of a locked-out power source panel is shown in Figure 2.
  • Page 5 Service Bulletin SB229 Removing an ACS800 VFD WARNING Wait five minutes after turning the disconnect switch to the Off position to start work on the VFD. Starting work without waiting five minutes may cause electric shock. 1. Locate the ACS800 VFD in the main electrical enclosure. See Figure 3. Figure 3: Location of the ACS800 VFD 2.
  • Page 6 Service Bulletin SB229 d) Push up on the latch on the bottom right of the keypad. Pull the keypad forward by the tab on top. The keypad swings to the left. See Figure 5. Figure 5: Moving Keypad 3. Remove the wiring from the front of the VFD by using the following steps. a) Unscrew the four screws holding the encoder module (labeled the Pulse Encoder Interface) and the extension module (labeled the Digital I/O Extension) in place using a Phillips screwdriver.
  • Page 7 Service Bulletin SB229 b) Loosen the screws on the green terminals on the encoder module with a slotted screwdriver. Remove the wires from those terminals. Do not untwist any of the twisted wires. See Figure 7. c) Loosen the screws on the green terminals of the extension module with a slotted screwdriver.
  • Page 8 Service Bulletin SB229 4. Pull the gray cable through the hole on the left-hand side of the wire shield. Then pull the red wires, blue wires, and white and blue wire through as well. See Figure 9. The gray terminal blocks fit through the hole. Figure 9: Removing Cable and Wires through the Wire Shield 5.
  • Page 9 Service Bulletin SB229 d) Pull the 3-phase wires and the ground wire through the hole on the right- hand side of the wire shield. 6. Check the wire labels on all of the wires to make sure they are clearly visible. Use a thin permanent marker to trace any faded letters on the wire labels.
  • Page 10 Service Bulletin SB229 Installing the ACS880 VFD NOTICENOTICE NOTICE If you have an ACS880 VFD using 415V or If you have an ACS880 VFD using 208V or 460V power, your VFD is physically smaller 230 V power, your VFD is the same size as than the old one.
  • Page 11 Service Bulletin SB229 NOTICE Never use compressed air inside the electrical enclosures! It may force contaminates into the electrical connections. Use a vacuum to remove dust from electrical enclosures. Canned air is acceptable after vacuuming. 2. Vacuum the inside of the enclosure to remove any metal debris created by the drilling and tapping.
  • Page 12 Service Bulletin SB229 Wiring the ACS880 VFD 1. Wire the 3-phase wires and ground wire by using the following steps. For each wire on the VFD, make sure that the terminal screw is not tightened. Insert the wire into the terminal. Use a slotted screwdriver to tighten the screw on the terminal.
  • Page 13 Service Bulletin SB229 2. Wire the modules by using the following steps. At this point, some wires are still in the gray terminal blocks from the old VFD. Remove them as necessary to place them into their new terminals. a) Locate the encoder module (labeled HTL Encoder Interface) by pulling the tab on the bottom of the keypad forward to flip the keypad up.
  • Page 14 Service Bulletin SB229 e) Locate the orange X65 terminal block and orange X66 terminal block on the front of the extension module (labeled Digital IO Extension). Run wires as follows. See Figure 17. Terminal Wire Figure 17: Extension Module f) Locate the blue X61 terminal block on the front of the extension module. Run wires as follows.
  • Page 15 Service Bulletin SB229 3. Wire the terminal blocks on the front of the VFD by using the following steps. a) Locate the terminal blocks labels outlined in red in Figure 18. Each terminal block has a label under it. Knowing the locations of these terminal blocks allows you to place wires correctly.

  • Page 16: Preparing The Press

    Service Bulletin SB229 e) Locate the blue XD24 terminal block. Remove the jumper from the terminal block, if a jumper is present. Run wires as follows. Terminal Wire XD24 f) Locate the blue XDI terminal block. Run wires as follows. Terminal Wire Figure 19: Wired VFD...