Service Every 3000 Hours; Checking The Supply Pump; Checking And Cleaning The Egr System; Cleaning The Dpf Muffler - Kubota L3301 Operator's Manual

SERVICE EVERY 3000 HOURS

agent, sludge may build up, adversely affecting the
engine parts.
• Service life of KUBOTA's genuine long-life coolant
is 2 years. Be sure to change the coolant every
2000 hours or every 2 years whichever comes
faster.
5
*1 At 1.013×10 Pa (760 mmHg) pressure (atmospheric). A
higher boiling point is obtained by using a radiator-pressure-
cap which permits the development of pressure within the
cooling system.
SERVICE EVERY 3000 HOURS

1. Checking the supply pump

• Consult your local KUBOTA Dealer for checking the
supply pump
2. Checking and cleaning the EGR
system
• Consult your local KUBOTA Dealer for checking
and cleaning the EGR system.

3. Cleaning the DPF muffler

Removal of ash
The longer the DPF operates, the more ash (burnt
residue) is collected in the filter. Too much ash build-up
adversely affects the DPF performance.
• Consult your local KUBOTA Dealer to clean the
filter.
IMPORTANT :
– The DPF needs to be cleaned with a specific
cleaning device. Do not disassemble the
DPF for cleaning or attempt to clean it
yourself. Consult your local KUBOTA Dealer.

SERVICE EVERY 1 YEAR

1. Checking the fuel line

WARNING
To avoid personal injury or death:
• Be sure to stop the engine and remove the
starter key before changing the fuel line.
• Check the fuel lines periodically. The fuel lines
are subject to wear and aging. Fuel may leak
out onto the running engine, causing a fire.
1. Check to see that all lines and hose clamps are
tight and not damaged.
2. If the hoses and the hose clamps are found worn or
damaged, replace or repair them at once.
L3301,L3901
(1) Fuel lines
NOTE :
• If the fuel line is removed, be sure to
properly bleed the fuel system.
(See Bleeding the fuel system on page 122)
(1) Fuel shutoff-valve

2. Checking the intake air line

WARNING
To avoid personal injury or death:
• Stop the engine and remove the starter key
before changing the intake-air-line.
1. Check to see that the hoses and hose clamps are
tight and not damaged
PERIODIC SERVICE
(2) Clamp bands
(A) Close
(B) Open
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