Troubleshooting Guide
How to Fix Sinoboom 4047E Fault Code 31
Pressure Sensor Fault
Error Code: 31Equipment: Scissor Lift
Error Code 31 Diagnosis
What This Code Means
Pressure Sensor Fault
Possible Causes
- 1Hydraulic pressure sensor error
Recommended Solution
Check option code settings. Inspect pressure sensor wiring. Replace sensor if faulty.
Verified Technical Content
This troubleshooting guide has been reviewed and verified by the China Lift Supply Technical Team. Our certified technicians specialize in Sinoboom equipment diagnostics and maintain accuracy based on official service documentation.
Reviewed by Christopher Ray, Technical Director
Parts & Tools You May Need
Based on this error code, these items may help with your repair
Digital Multimeter
ToolEssential for diagnosing voltage and current issues
Hydraulic Seal Kit
PartComplete seal kit for hydraulic cylinder repair
Popular Sinoboom Troubleshooting
Sinoboom4047E
Sinoboom Scissor Lift
Machine Specs
Power Source24V DC
Lift Capacity706 lbs
Platform Size7ft 7in x 3ft 9in
Machine Weight7,077 lbs
Why Trust This Guide?
- Based on official Sinoboom service documentation
- Verified by certified equipment technicians
- Updated with latest service bulletins