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Troubleshooting

Anthony Liftgates don't break often, but even the most rugged parts don't last forever. Damage or normal wear and tear can interfere with normal liftgate operation. We've prepared this section to help guide you step-by-step through the most common troubleshooting procedures for liftgate repair. Simply locate and click the description that most closely matches your issue, then follow the troubleshooting steps outlined on that page.

TuckUnder™ Series

  1. Platform will not raise, liftgate motor does run.
  2. Platform will not raise, motor does not run.
  3. Platform lifts little or no load & platform drifts down when raised off ground, motor does run.
  4. Platform will lift rated loads, but drifts down.
  5. Platform will not lower.
  6. Platform lowers extremely slowly.
  7. Bent latch pin.
  8. Hydraulic oil leaks from cylinder rod end.
  9. Platform will not raise to full raised position.
  10. Broken roller wheel.

Standard Series and Deluxe Series (AST and ATU) - This is a link to the Standard Series and Deluxe Series liftgate repair manual. This is a PDF file and you need to download Adobe Acrobat Reader if you do not already have this on your system.

Conventional Series (AC)

  1. Platform will not raise, liftgate motor does run.
  2. Platform will not raise, motor does NOT run.
  3. Platform lifts little or no load & platform drifts down when raised off ground, motor does run.
  4. Platform will lift rated loads, but drifts down.
  5. Platform will not lower.
  6. Platform lowers extremely slowly.
  7. Bent latch pin.
  8. Hydraulic oil leaks from cylinder rod end.
  9. Platform will not raise to full raised position.

RailTrac™ Series

  1. Platform will not raise, liftgate motor does run.
  2. Platform will not raise, motor does NOT run.
  3. Platform lifts little or no load & platform drifts down when raised off ground, motor does run.
  4. Platform will lift rated loads, but drifts down.
  5. Platform will not lower.
  6. Platform lowers extremely slowly.
  7. Platform will not raise to full raised position.
  8. Platform lowers in a jerky fashion.
  9. Platform runner hangs up on one side when lowering.
  10. Broken lift chain.
  11. Broken platform assist spring.

Magnum RailTrac™ Series

  1. Platform lowers slower than normal.
  2. Platform closes and/or opens too slow.
  3. Platform will not close completely.
  4. Platform will not close at all, motor does run.
  5. Platform will not close, motor does not run.
  6. Platform will not open.
  7. Platform will lift rated loads, but drifts down.
  8. Platform will not lower.
  9. Platform lowers extremely slowly.

Little Anthony (LA)

  1. Platform will not raise, liftgate motor does run.
  2. Platform will not raise, motor does NOT run.
  3. Platform lifts little or no load & platform drifts down when raised off ground, motor does run.
  4. Platform will lift rated loads, but drifts down.
  5. Platform will not lower.
  6. Platform lowers extremely slowly.
  7. Hydraulic oil leaks from cylinder rod end.
  8. Platform will not raise to full raised position.