LinefixedFault-code library

Fuji Machinery FW3200 fault E72: Servo drive: Drive Overtemp — meaning and fix

Independent resource, not affiliated with Fuji Machinery. Source: manufacturer documentation, p. 99.

What E72 means

Drive Overtemp.

Shown as

  • Inverter thermal switch tripped

Likely causes, ranked

  1. Fan on IAM or AM failedlikely
  2. Cabinet ambient temperature above ratinglikely
  3. Duty cycle requires RMS current above continuous ratinglikely
  4. Airflow to Kinetix 6000 limited or blockedlikely

Quick checks

  • Check the cabinet temperature

    Expected: Within rating

  • Check airflow

    Expected: Airflow unobstructed

Fix

Corrective actionslockout

  1. Replace the failed module
  2. Change command profile to reduce speed or increase time
  3. Re-route cables away from the Kinetix 6000

Safety

Follow your site's lockout procedures before working on the machine. This page does not replace the manufacturer's service.

Related codes

  • E04 · Motor Overtemp
  • E05 · Drive Overcurrent (Power Fault)
  • E36 · Drive Overtemp (System Overtemperature)
  • E37 · Power Phase Loss
  • E39 · Self Sense Fault
  • E43 · Drive Enable Fault

Every Fuji Machinery FW3200 fault code

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Questions

What does E72 mean on a Fuji Machinery FW3200?
Drive Overtemp. Shown as: Inverter thermal switch tripped.
What causes E72 on the Fuji Machinery FW3200?
Fan on IAM or AM failed (likely); Cabinet ambient temperature above rating (likely); Duty cycle requires RMS current above continuous rating (likely); Airflow to Kinetix 6000 limited or blocked (likely).
How do I fix E72 on the Fuji Machinery FW3200?
First check: Check the cabinet temperature (expected: Within rating); Check airflow (expected: Airflow unobstructed). Corrective actions: 1) Replace the failed module 2) Change command profile to reduce speed or increase time 3) Re-route cables away from the Kinetix 6000 Lock out the machine first.
Is it safe to fix E72 myself?
Follow your site's lockout procedures before working on the machine. This page does not replace the manufacturer's service. At least one fix here needs the machine locked out and isolated first.

Independent resource, not affiliated with Fuji Machinery. Source: manufacturer documentation, p. 99. Structured paraphrase; no manual text is reproduced.