9
BACKHOE MAINTENANCE
SAFETY FIRST!! READ AND UNDERSTAND THE SAFETY INSTRUCTIONS (pages 2-5
of this manual) BEFORE BEGINNING ANY BACKHOE MAINTENANCE
BEFORE FIRST USE
x
Inspect the attachment for shipping damage. If damage does exist, do not operate until the damaged parts have
been replaced or repaired.
BEFORE EACH USE
x
Make sure that all nuts and bolts are in place and properly tightened.
x
Make sure that all other fasteners are in place and are performing their specified function.
x
Make sure that all hydraulic fittings are tightened and that there are no leaks in any fittings or hoses.
x
Make sure that all safety signs are in place, are clean, and are legible.
(SEE THE SAFETY SIGN SECTION)
x
Replace any damaged parts and excessively worn parts.
x
Grease all (5) lubrication points.
AFTER EVERY 4 HOURS OF OPERATION
x
Grease all (5) lubrication points.
BACKHOE SERVICE
SAFETY FIRST!! READ AND UNDERSTAND THE SAFETY INSTRUCTIONS (pages 2-5
of this manual) BEFORE BEGINNING ANY BACKHOE SERVICE
Tilt Circuit secondary Relief Valve Installation:
x
The purpose of this valve is to relieve high pressure in the loader’s tilt circuit when the loader’s main control valve
does not have port relief for this circuit. Read these instructions and your power unit’s manual(s) before
attempting installation.
WARNING
Hydraulic fluid under pressure can penetrate the skin, resulting in serious injury or death.
Always relieve hydraulic pressure before disconnecting lines.
x
Shut off engine, set parking brake, and relieve hydraulic pressure before connecting or disconnecting hydraulic
lines. Refer to your power unit’s manual for instructions on how to relieve hydraulic pressure in lines.
x
Before applying pressure to the system, be sure that all connections are tight and be sure there are no damaged
hoses, lines, or fittings.
x
Wear safety glasses and use metal or wood when searching for leaks. Do not use your hands.
WARNING
Before servicing the loader, remove the attachment and make certain the lift arms are lowered
to their lowest position or that the arms are supported by the mechanical lock up devices
(if the machine is so equipped).
x
Steam clean the power unit before any installation is made to the hydraulic system. Remove any attachment from
the power unit and position on a level surface.
Summary of Contents for LAF2301
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Page 13: ...11 PARTS ILLUSTRATION...
