7630h

CLAAS 7630h – Claas Tr2 A57 2 Transmission Module: High Pressure Braking Error

Issue description

A fault has been detected in the high pressure braking system. The pressure is below 70 bar for at least 2 seconds during operation, which limits the tractor to gear B6 and reduces engine speed to 300 rpm.

Check the cause

  1. Pressure levels during operation

  2. Pump functionality for 15 seconds

  3. Tractor operation in gear B6

Repair steps

  1. Check pressure levels

    Monitor the pressure during operation to confirm it remains below 70 bar for at least 2 seconds.

  2. Inspect the pump

    Check the pump for 15 seconds to identify any issues affecting pressure generation.

  3. Verify tractor operation

    Ensure the tractor is operating in gear B6 and that the engine speed is limited to 300 rpm.

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