JLG T500J, Руководство по обслуживанию и ремонту

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SECTION 4 - BOOM & PLATFORM
3121200 4-11
4.5 MAIN LIFT CYLINDER
Removal
1. Swing the boom away from the tongue.
2. Place a suitable support or blocking under the boom.
3. Tag and disconnect the hoses running to the main lift
cylinder. Cap or plug all openings.
4. Using an adequate supporting device, support the main
lift cylinder so it doesn’t fall when the pin is removed.
NOTE: The lift cylinder weighs approximately 130 lbs. (59 kg).
5. Remove the retaining pins and pivot pin from the rod
end of the cylinder.
6. Remove the retaining pins and pivot pin from the barrel
end of the cylinder and remove the cylinder from the
machine.
Installation
1. Using suitable lifting device, lift the main lift cylinder
into position and install the pivot pin and retaining pin
into the barrel end of the cylinder.
NOTE: The lift cylinder weighs approximately 130 lbs. (59 kg).
2. Install the pivot pin and retaining pin into the rod end of
the cylinder.
3. Connect the hydraulic hoses to the lift cylinder as
tagged during removal.
4. Cycle the lift cylinder several times to check for proper
operation and any leakage.
MAE29170
MAE29180
MAE29180
MAE29170