92 CHAPTER 3
Maintenance
4. Ensure the proper operation of
the filler cap (Figure 144.
“Hydraulic Tank”). Make sure the
filler cap has no obstruction;
5. The hydraulic oil must be clean
and not colored as well as in
sufficient quantity (level at ¾ of
the oil level gauge, with all
cylinders retracted);
Note:The whole system requires
50 to 60 gallons of oil.
Figure 144. Hydraulic Tank
Hydraulic Oil
Replacement Procedure
To change the hydraulic oil, apply
the following procedure:
1. Make sure the parking brake is
applied and the vehicle is tagged
out for maintenance purposes
(refer to “Lockout/Tagout
Procedure” on page 8);
2. Start the engine;
3. Engage the hydraulic pump;
4. Disable the speed-up system;
5. Retract all cylinders (Packer,
crusher panel, tailgate etc.);
Suction Line
Ball Valve
Strainer
Baffle
Filler/
Breather Cap
Oil Heater
Plug
Drain Plug
Oil Temp/Level Gauge
Access Cover
Filter
Element
Housing
WARNING
HIGHLY CONTAMINATED HYDRAULIC
FLUID
MUST BE CHANGED PROMPTLY TO
AVOID
ANY DAMAGE ON THE HYDRAULIC
SYSTEM
.
DANGER
APPLY THE LOCKOUT / TAGOUT
PROCEDURE
AT ALL TIMES WHEN
MAINTENANCE
OR INSPECTION IS
CARRIED
OUT ON THE VEHICLE.