Manitou Mlt 840 Parts Manual Repack

Generously coat the piston and gland seals with clean hydraulic fluid. Push the entire rod assembly back into the cylinder barrel.

: Exploded diagrams of the valve bank and hydraulic circuits Boom and Carriage

To help narrow down the exact information you need for your repair, could you tell me: What is the or year of your MLT 840?

Raises and lowers the main boom assembly.

: Cylinder blocks, turbochargers, and the M-Shift gearbox components. Hydraulics : LSU variable flow pump, valve banks, and cylinder blocks. Chassis & Boom manitou mlt 840 parts manual repack

Extends and retracts the inner boom sections.

Knowing how tight to fasten the cylinder head gland is the difference between a successful repair and a stripped thread. 2. Identifying the Need for a Repack

Complete, color-coded electrical diagrams for troubleshooting sensors, lighting, and safety systems.

Install the internal seals into the gland head (wiper seal, rod seal, and buffer seal). Ensure the sealing lips face the high-pressure side (inward toward the oil). Install the piston seals and wear bands onto the piston. Generously coat the piston and gland seals with

Clean the external housing thoroughly to avoid dragging grit into the cylinder barrel upon disassembly.

Located on the front and rear axles for four-wheel steering tracking. Deciphering the Parts Manual for Repack Kits

Reduced lifting capacity or jerky movements often indicate internal fluid bypass. 3. Safety First: The Pre-Service Checklist

To clean minor scuffs inside the cylinder barrel or on the rod. Raises and lowers the main boom assembly

Typically stamped on the right side of the front chassis frame. Exact Model Designation: Common variants include the MLT 840-115 PS Go to product viewer dialog for this item. , MLT 840-137 PS Go to product viewer dialog for this item. , and MLT 840-145 PS+ Go to product viewer dialog for this item. .

Suitable for the large gland nuts. Seal Pick Set: For removing old, worn seals. Hydraulic Oil & Clean Containers: For draining. Torque Wrench: For proper reassembly. Cleaning Agent/Degreaser. Step-by-Step Repack

"Repacking" refers to replacing the internal seals and packing of a hydraulic cylinder. Signs your MLT 840 needs a repack include:

Regularly accessing the maintenance schedule via the technical documentation ensures that oils, filters, and wear parts are replaced on time, preventing premature failure of major components. Key Components of the MLT 840 Technical Repack