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ErrorLib — Industrial Fault Code Library

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65335

Automatic start disabled

Lenze · i550 Protec Drive

What does 65335 mean?

This fault occurs at mains connection if a run command is already present, but the automatic start at power-up feature is configured as "Off [0]" in parameter 0x2838:002 (P203.02). The drive will not start automatically under these conditions.

Common Causes

  • The 'Automatic start at power-up' parameter (P203.02) is explicitly set to '0' (Off), preventing the drive from starting automatically with a present run command.
  • An external run command (e.g., digital input DI1) is active upon power-up, but the drive's configuration prohibits immediate start.
  • Operator expectation of an automatic restart after a power cycle, without realizing the safety feature is intentionally disabled.
  • Default drive settings or a previous configuration intentionally disabled the auto-start feature for safety reasons.
  • The system is designed to require a manual reset or run command after power loss for safety compliance, overriding auto-start.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    If automatic start is desired and safe, change parameter P203.02 (Automatic start at power-up) from '0' (Off) to '1' (On) or '2' (On, no reset).

  2. 2

    Verify the state of the external run command input (e.g., DI1, DI2) upon power-up. Ensure it is not active if immediate start is undesired.

  3. 3

    If automatic restart is not desired, ensure the run command is removed (e.g., open digital input DI1) before power-up.

  4. 4

    Consult the machine safety documentation to understand if automatic restart after power loss is permissible for the application.

  5. 5

    Cycle power to the drive. If P203.02 is set to allow auto-start and a run command is active, the drive should start.

Browse all codes in this manual (52)
Verified technical data. Last updated: April 2026

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Source: Lenze i550 Protec Drive
Open Manual (Page 631)Search more codes in this manual