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How to Fix Noblelift FE4P50N Fault Code 1.8

Severe Overvoltage

Error Code: 1.8Equipment: 4-Wheel Electric Forklift

Error Code 1.8 Diagnosis

What This Code Means

Severe Overvoltage

Possible Causes

  • 1Battery parameter wrong, high battery impedance, battery disconnected during regen braking

Recommended Solution

Check battery settings. Avoid disconnecting during regenerative braking.

Other FE4P50N Fault Codes

1.2Controller Overcurrent1.3Current Sensor Fault1.4Precharge Failed1.5Controller Severe Undertemp1.6Controller Severe Overtemp
Noblelift FE4P50NNoblelift

FE4P50N

Noblelift 4-Wheel Electric Forklift

Machine Specs

tiresSolid Pneumatic
capacity5000 lb
View Full FE4P50N Page

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Why Trust This Guide?

  • Based on official Noblelift service documentation
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