Troubleshooting Guide
How to Fix LGMG AS1012E Fault Code 27
Down Proportional Valve Fault
Error Code: 27Equipment: Scissor Lift
Error Code 27 Diagnosis
What This Code Means
Down Proportional Valve Fault
Recommended Solution
Check or replace the down proportional valve. Inspect valve wiring for damage or loose connections. Verify hydraulic pressure is within spec.
Verified Technical Content
This troubleshooting guide has been reviewed and verified by the China Lift Supply Technical Team. Our certified technicians specialize in LGMG 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 LGMG Troubleshooting
LGMGAS1012E
LGMG Scissor Lift
Machine Specs
Drive Mode4x2
Gradeability25%
Power Source24V DC 240Ah Electric
Overall Width1.2m (3ft 11in)
Why Trust This Guide?
- Based on official LGMG service documentation
- Verified by certified equipment technicians
- Updated with latest service bulletins