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The document outlines the fault code EM-EX6 for very low coolant pressure in the left engine of models EX1900-6 to EX8000-6, indicating an engine stop alarm icon activation due to abnormal electric signals. It provides instructions for checking and adding coolant, and advises reporting persistent warnings to a local Cummins dealer. The engine may experience power derating and could shut off automatically after a set time if the issue is not resolved.

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57 views1 page

CM011 Open File

The document outlines the fault code EM-EX6 for very low coolant pressure in the left engine of models EX1900-6 to EX8000-6, indicating an engine stop alarm icon activation due to abnormal electric signals. It provides instructions for checking and adding coolant, and advises reporting persistent warnings to a local Cummins dealer. The engine may experience power derating and could shut off automatically after a set time if the issue is not resolved.

Uploaded by

TLK Channel
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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EM-EX6-(UL2;UL3;UL4;UL5;UL6)-8-1A-EN-00A EMERGENCY

ConSite ConSite
8-1A Very Low Coolant Pressure (Left Engine)
Fault Code Fault Name
Target Model
EX1900-6 ~ EX8000-6

Trouble Symptom
Engine stop alarm icon
Alarm Icon
• When it is judged that the electric signal from the engine sensor is
abnormal, the engine stop alarm icon will turn on.

Warning Buzzer YES

Related Controller ECM

EX1900-6 ~ EX3600-6 Very Low Coolant Pressure


EX5500-6 ~ EX8000-6 Very Low Coolant Pressure (Left Engine)

Response to Faults
Very Low Coolant Pressure (Left Engine)
<Effect On Engine>
Power will be derated according to the status in order to maintain the engine.
Depending on the settings, the engine will automatically shut off after a set
amount of time.

<Instruction (To HCM)>


Check coolant level. Add coolant water if it is at low level.

<Instruction 2>
If the warning continues to be on afterward, report it to your local Cummins
dealer along with all existing Cummins fault codes and any symptoms.

Cummins

Engine Fault Code 00228

Reference Information

If you have any opinions and requests regarding this manual, please feel free to contact us at the e-mail address below.
We'll respond to you within five working days.
HCM-ConSiteALmining@hitachi-kenki.com

EM-EX6-(UL2;UL3;UL4;UL5;UL6)-8-1A-EN-00A 1 CONFIDENTIAL

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