Applicable Systems
Pack 301

Symptoms

The packaging machine reports a material hopper temperature anomaly. The hopper or feed temperature is outside the set range.

Possible Causes

  • Hopper heater band failure
  • Temperature sensor drifted
  • Insufficient material flow causing temperature fluctuation

Troubleshooting Steps

  1. Step 1: Check the hopper heater band for continuity
    Heater band shows correct resistance
  2. Step 2: Verify the temperature sensor reading
    Sensor reads accurately
  3. Step 3: Ensure consistent material flow through the hopper
    Material flows without interruption

How to Reset

To reset: Resolve the temperature issue, then clear the alarm.

Source: Bosch Packaging Machine Manual, Bosch Packaging Technology

Category: Packaging