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How to Fix Dingli BT26RT Fault Code 66

Main Boom Position Limit Active

Error Code: 66Equipment: Boom Lift

Error Code 66 Diagnosis

What This Code Means

Main Boom Position Limit Active

Recommended Solution

Main boom is restricted to operating range (-55° to 55°). This occurs when articulating sensor or angle redundancy fails. Check boom angle sensors. Verify sensor calibration values.

Need Parts to Fix This?

Common replacement parts for the BT26RT

Drive/Steer Joystick

DL-00005393

Platform Function Joystick

DL-00005394

Tilt Sensor

00010633

Toggle Switch (Function Enable)

00006134

Other BT26RT Fault Codes

01Ground Controller MC2M Hardware Fault02Ground Controller MC2M Communication Error03Ground Controller MC2M System Error04Ground Controller MC2M Internal Fault05Platform Controller MC2M Hardware Fault
Dingli BT26RTDingli

BT26RT

Dingli Boom Lift

Machine Specs

EngineDeutz TD2.9 L4 / 55.4kW
Gradeability45%
Gross Weight16,090kg (35,472lb)
Power SourceDiesel
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Can't Fix It?

Our technical team specializes in Dingli equipment diagnostics.

Why Trust This Guide?

  • Based on official Dingli service documentation
  • Verified by certified equipment technicians
  • Updated with latest service bulletins

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