
Maintenance Item
Before Work
After Work
Every Week
Every 50 hrs.
Every 100 hrs.
Every 200 hrs.
Every 250 hrs.
Every 400 hrs.
Every 500 hrs.
Every 800 hrs.
Every 1000 hrs.
Every 1500 hrs.
Every 3000 hrs.
every month
Every year
Every 2 years
Every 4 years
When Required
Remarks
*2
the element after 6-
time cleaning)
○ △
whichever
comes earlier
Air cleaner
should be
cleaned more
often in dusty
conditions than
in normal
conditions
*3
Check cracks in
cooling fan
○
Draining of water
separator
○
Refer to
"Draining of
Water
Separator"
*3
Adjust fan belt
tension
○ ○
50 hours first
change,
every100 hours
thereafter
*4
Check exterior of
battery
○ ○
Check every
100 hours or
every month
whichever
comes earlier
*4
Clean exterior of
battery
○ ○
Check every
100 hours or
every month
whichever
comes earlier
*4
Check mounting
bracket of battery
○ ○
Check every
100 hours or
every month
whichever
comes earlier
*4
Check looseness
and corrosion of
battery terminals
○ ○
Check every
100 hours or
every month
whichever
comes earlier
*3
Check battery fluid
level
○ ○
Check every
100 hours or
every month
Maintenance
LM551
Maintenance
Page 5-5
Maintenance Schedule
Содержание LM551
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