Pump Outlet Hoses; Hydraulic Hoses - Case CX490D Operator's Manual

Crawler excavator
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Pump outlet hoses

Check the outlet hose of main pump: Every 2 years or every 4000 h (whichever comes first)
Checking the hydraulic system piping
Make sure there are no leaks from the hydraulic system
hoses, pipes, plugs, connections and fittings and check
that all nuts and screws are correctly tightened. In the
event of problems, repair, change or tighten the com-
ponent (s) concerned.

Hydraulic hoses

Check the boom, arm, and bucket cylinder hose: Every 2 years or every 4000 h (whichever comes first)
Checking the hydraulic system piping
Make sure there are no leaks from the hydraulic system
hoses, pipes, plugs, connections and fittings and check
that all nuts and screws are correctly tightened. In the
event of problems, repair, change or tighten the com-
ponent (s) concerned.
6 - MAINTENANCE
6-68

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Cx500d

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