Fuel And Hydraulic Tanks; Hydraulic Tank - Genie S-80 Service Manual

Section 7 - Repair Procedures

Fuel and Hydraulic Tanks

11-1

Hydraulic Tank

The primary functions of the hydraulic tank are to
cool, clean and deaerate the hydraulic fluid during
operation. This tank has a 45 gallon (170 liter)
capacity and an oil level gauge with a temperature
indicator. It utilizes internal suction strainers for
the pump supply lines and has an external return
line filter with a condition indicator.
How to Remove the
Hydraulic Tank
Component damage hazard.
The work area and surfaces
where this procedure will be
performed must be clean and
free of debris that could get
into the hydraulic system.
1 Remove the fuel tank. See 11-2, How to
Remove the Fuel Tank.
2 Close the two hydraulic tank valves located at
the hydraulic tank.
open
3 Completely drain the oil from the tank by
removing the drain plug located in the
bottom of the tank.
Burn hazard. Contact with hot oil
may cause severe burns.
7 - 40
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Genie S-80 & Genie S-85
Service Manual - First Edition
4 Disconnect the hydraulic hoses from the tank.
5 Remove the mounting fasteners from the
bottom of the tank.
6 Use an appropriate lifting device to remove the
tank from the machine.
Always use pipe thread sealant
when installing the drain plug.
Use only Dexron II equivalent
hydraulic fluid.
Component damage hazard.
Be sure to open the two hydraulic
tank valves and prime the pump
after installing the hydraulic tank.
How to Prime the Pump
1 Connect a 0 to 600 psi (0 to 41 bar) pressure
gauge to the test port on the drive pump.
2 Gasoline/LPG models: Remove the high
tension lead from the center of the ignition coil.
Electrocution hazard.
Contact with electrically charged
circuits may cause death or
serious injury. Remove all rings,
watches and other jewelry.
Deutz Diesel models: Hold the manual fuel
shutoff valve counterclockwise to the
position.
3 Crank the engine with the starter motor for
15 seconds, wait 15 seconds, then crank the
engine an additional 15 seconds or until the
pressure reaches 320 psi (22 bar).
CLOSED
Part No. 34032