Kubota LA344 - User Manual

Questions and Answers

J
James CallahanJul 28, 2025
What to do if the 3rd function valve on Kubota LA344 Front End Loaders does not operate correctly?
- K
  Kerri McbrideJul 28, 2025
  If the 3rd function valve on your Kubota Front End Loader isn't working correctly, the 3rd function valve wiring harness or the valve itself might be damaged and need repair or replacement. Check the battery supply voltage at the front hydraulic valve main switch connector and replace the wiring harness if necessary. Additionally, check or replace the relay.
L
Linda ChangAug 1, 2025
Why won't the boom on my Kubota Front End Loader rise?
- J
  James HansenAug 1, 2025
  If the boom on your Kubota Front End Loader doesn't rise, several issues could be the cause. A damaged control valve, boom cylinder, control lever linkage, or hydraulic pump could be responsible, requiring repair or replacement. Alternatively, a damaged relief valve spring needs replacement, or a dirty relief valve needs cleaning. A clogged oil filter should be cleaned or replaced, and a damaged hydraulic hose should be replaced.
J
Jessica WhiteAug 7, 2025
What to do if the bucket on my Kubota Front End Loaders does not move?
- S
  sarah98Aug 7, 2025
  If the bucket on your Kubota Front End Loader won't move, it could be due to several reasons. The control valve, bucket cylinder, control lever linkage, or hydraulic pump might be damaged and need repair or replacement. Additionally, a clogged oil filter should be cleaned or replaced. A damaged relief valve spring needs replacing, and a damaged hydraulic hose should be replaced. Finally, a dirty relief valve should be cleaned.
S
sheilanelsonAug 11, 2025
Why is the boom speed insufficient on my Kubota Front End Loaders?
- C
  Carl MartinezAug 11, 2025
  If your Kubota Front End Loader boom speed is insufficient, several factors could be at play. The boom cylinder tube or piston ring might be worn or damaged and need replacement. Oil leaks from tube joints should be repaired. If the relief valve setting pressure is too low, it should be adjusted. Ensure that the transmission fluid is sufficient and fill if needed. Lastly, a dirty relief valve should be cleaned.
T
Tamara RichardsAug 17, 2025
Why does my Kubota Front End Loader fall by its weight?
- M
  martinjamesAug 17, 2025
  If your Kubota Front End Loader falls by its weight, it could be due to a worn or damaged boom cylinder tube or piston ring, which would need replacement. Oil leaks from tube joints also can cause this issue and should be repaired. A damaged control valve, requiring repair or replacement, might also be the cause.
R
Rodney SparksAug 22, 2025
How to troubleshoot a Kubota Front End Loader when the boom does not lower?
- J
  Jacob WhitakerAug 22, 2025
  If the boom on your Kubota Front End Loader does not lower, it could be due to a damaged control valve or control lever linkage, both requiring repair or replacement.

Summary

INFORMATION

Safety First

Guidelines and warnings for safe operation and maintenance.

Safety Decals

Details the safety labels installed on the machine.

Specifications

GENERAL

General Precautions

Tightening Torques

Specifies torque values for various screws, bolts, nuts, and fittings.

SERVICING

Troubleshooting for Front Loader

Lists common symptoms, probable causes, and solutions for loader issues.

Tightening Torques for Front Loader

Specifies torques for critical bolts and nuts on the front loader.

Checking and Adjusting

Disassembling and Assembling

Covers procedures for removing and installing loader parts and components.

Kubota LA344 Specifications

General

Loader Type	Quick-Attach
Lift Capacity at 500mm Forward	518 lbs
Lift Capacity at 19.7 inches Forward	518 lbs
Relief Valve Setting	17.2 MPa (2, 494 psi)
Bucket Dump Angle	45 degrees
Hydraulic Flow Rate	26.5 L/min (7.0 gpm)
Operating Pressure	1, 534 psi
Lift Capacity at Pivot Pin	1609 lbs (729 kg)