Baroness LM331, Service Manual, Page: 150 / 165

Maintenance Item
Before Work
After Work
Every Week
Every 50 hrs.
Every 100 hrs. Every 200 hrs. Every 400 hrs. Every 500 hrs. Every 800 hrs.
Every 1500 hrs. Every 3000 hrs.
every month
Every 6 months
Every year
Every 2 years Every 4 years
When Required
Remarks
*2.*3
Clean air cleaner outer
element
(Replace the element
after 6-time cleaning)
○ △
whichever
comes earlier
Air cleaner
should be
cleaned more
often in dusty
conditions than
in normal
conditions
Replace hydraulic oil ● △
100 hours first
change, every
500 hours
thereafter
Replace hydraulic oil
filter
● △
100 hours first
change, every
500 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
*4 Check battery fluid level
○ ○
Check every
100 hours or
every month
whichever
comes earlier
Refer to
"Inspection of
Battery"
LM331
Reference
Page 8-6
Maintenance Schedule