Skyjack Telescopic Boom SJ82 T

Locate the GP2 port on the main manifold

Connect a pressure gauge (5000 psi) to the GP2 port

Start the engine from the base control console and let it run for 2-5 minutes

Raise the main boom to ensure the basket will not contact the ground

Fully raise or lower the platform level and check the reading on the gauge

Locate the platform leveling relief valve RV3

Loosen the lock nut on the platform level relief valve RV3

Place a suitable container under the hydraulic tank filter

Remove the oil filter and catch any escaping oil

WARNING! Dispose of hydraulic oil in accordance with local and federal regulations

Apply a thin layer of clean hydraulic oil to the new oil filter gasket

Install the filter and tighten it firmly

Clean up any oil that may have spilled during this procedure

Start the engine from the base control console

Engine started and boom driven until fill/drain port is in 6 o'clock position

Engine shut off and container placed under fill/drain port

Plug removed and oil drained without spills

Engine restarted and boom driven until drain plug is in 3 or 9 o'clock position

Amount of new oil filled in hub as per specifications

Above steps repeated with other three wheel hubs

Sign off on the torque hub oil replacement

Warning: Ensure the machine is turned off and secured before starting the procedure

Apply open gear lube to each tooth of the swing drive gear, located under the turret

Open the axle cover plates and locate the grease fittings

Pump grease into the grease fittings

Locate the grease fittings on the drive shaft u-joints, and pump grease into the fittings

Sign off on the telescopic boom greasing

NOTE! Make sure the charge pump pressure test is completed first

Locate test port TP2 on the drive pump

Connect a pressure gauge (10000 psi) to test port TP2

WARNING! To protect the gauge, do not activate any controls during this procedure

Start the engine from the platform control console

Unplug the brake solenoid power cable on the brake valve

Activate the drive function slowly in reverse with the engine at high speed. The wheels should not turn

NOTE! Activating the drive function too quickly will stall the engine