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How to Fix Dingli BT26RT Fault Code 51

Main Boom Extension Restricted

Error Code: 51Equipment: Boom Lift

Error Code 51 Diagnosis

What This Code Means

Main Boom Extension Restricted

Recommended Solution

Main boom telescope extension is restricted. Machine has reached maximum horizontal outreach for current boom angle. Lower boom to increase allowable extension. Check boom length sensor calibration.

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?

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Why Trust This Guide?

  • Based on official Dingli service documentation
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  • Updated with latest service bulletins

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