U20-3, U25-3 WSM General
I-23
F. Maintenance intervals
a. Maintenance intervals chart
* The services identified with z must be carried out at the specified service hours after initial operation.
1.) Under dusty conditions the air filter must be cleaned more frequently or renewed.
2.) When using a hydraulic hammer over 20% every 800h. When using a hydraulic hammer over 60%every 300h.
When using a hydraulic hammer over 40%every 400h. When using a hydraulic hammer over 80%every 200h.
3.) When using a hydraulic hammer over 50%every 200h. When using a hydraulic hammer over 50%every 100h.
4.) Earlier if necessary.
5.) At least annually.
General
Maintenance
Elapsed Operating Hour *
50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800 850 900 950 1000 Interval
Operator Services
Check engine oil level daily
Check hydraulic oil level daily
Chcek fuel level daily
Check coolant level daily
Grease front attachments daily
Check V-belt daily
Check water in fuel filter daily
Tracks and chassis:
clean, visual inspection and
check tension
{{{{{{{{{{{{{{{{{{{{
weekly
(50 hrs)
Grease swivel gear {{{{{{{{{{{{{{{{{{{{50 hrs
Check, clean air filter 1.) {{{{{{{{{{{{{{{{{{{{50 hrs
Check nuts and bolts {{{{{{{{{{100 hrs
Grease swivel gear bearing {{{{{200 hrs
Check battery electrolyte
level
{{500 hrs
Drain water in fuel tank {{500 hrs
Service
Elapsed Operating Hours *
50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800 850 900 950 1000 Interval
Servicing by skilled personnel or KUBOTA dealer
Change engine oil and oil
filter
z
{{{{250 h
Inspect coolant hoses and
clamps
{{{{250 h
Check/adjust V-belt tension {{{{250 h
Grease pilot valve linkage {{{{250 h
Change fuel filter 4.) {{500 h
Change hydraulic return line
filter element 3.)
z
{{500 h
Change drive unit oil 5.)
z
{{500 h
Change hydraulic oil and
suction filter. 2.)
{ 1000 h
Renewing the Pilot Circuit
Filter
{ 1000 h
Change air filter elements1.) { 1000 h
Change idler and track roller
oil
2000 h
Check altemator and starter
motor
Please contact your KUBOTA dealer. 2000 h
Inspect electric cables and
connections
Please contact your KUBOTA dealer. annually
Change coolant
every 2
years
Change hydraulic hoses Please contact your KUBOTA dealer.
every 6
years
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