Mini-Crawler Crane M A E D A Section 5 –
GENERAL MAINTENANCE INFORMATION AND PRECAUTIONS
3/2019 MC305C-3 5-7
Cautions When Temperature Is High
Fig. 5-18
Parts such as the engine, all oils, exhaust system
manifold and muffler are at high temperature
during short time after stopping the engine.
Attempt to remove the cap or execute a
maintenance such as oil draining, water draining
or filter replacement may result in suffering burns.
Wait until the temperature lowers, then execute
the inspection/maintenance following the
procedure written in this manual.
"Pre-Start Inspection - Before Starting Engine" on
page 5-25: checking coolant level, checking oil
level in engine oil pan, checking oil level in
hydraulic oil tank
"Maintenance Every 500 Hours" on page 5-46:
Replacement engine oil and oil filter, replacement
hydraulic oil return filter, replacement hydraulic oil
suction filter
"Maintenance Every 1000 Hours" on page 5-49:
Replacement oil inside hydraulic oil tank
Checks After Inspection/Maintenance
Failure to execute an inspection/maintenance
item or failure to check the function and operation
of the maintained part may cause an unexpected
fault which may result in bodily accidents.
Always observe the followings.
• Checks with engine stopped
• Check for unexecuted
inspection/maintenance.
• Check that inspection/maintenance was done
without errors.
• Check for any dropped tool or part. Ones
caught by the interior or lever related link
mechanism poses extra danger.
• Check for any fuel leak, water leak, oil leak,
bolt loose and similar issues.
• Check with engine running
Be fully careful with safety when checking with
the engine running while referring to "Work by at
least two persons during maintenance with
engine running" section.
• Check that the inspected/maintained part
operates normally.
• Check that issues such as an oil leak do not
occur when load is applied to the oil pressure
by increasing the engine rotation.
Cautions When Treating Waste
Fig. 5-19
Always observe the following to prevent pollution
environment of the district inhabited with human
or animal.
• Do not dispose the waste oil down a water
system such as sewage or river.
• Always drain into a container when draining the
oil from the Machine.
Do not directly drain to the ground.
• Observe the applicable legal regulations and
rules when disposing harmful substance such
as the oil, fuel, solvent, filter or battery.
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