Kubota L3540 Workshop Manual page 110

L3540, L4240, L5040, L5240, L5740, WSM
FUEL SYSTEM
Injection Pump
Injection Pump
Pump Element
Delivery Valve
Injection Nozzle
Injection Nozzle Valve Seat
Item
Injection Timing
(D1803-M-E2,
V2203-M-E2)
Injection Timing
(V2403-M-TE3-
EU1)
Injection Timing
(V2403-M-TE3-
EU2,
V2403-M-TE3-
EU3)
Fuel Tightness
Fuel Tightness
Injection Pressure
Valve Seat
Tightness
1-S10
Factory Specification
0.30 to 0.33 rad
(17 to 19 °) before
T.D.C.
0.13 to 0.15 rad
(7.5 to 9.0 °) before
T.D.C.
0.15 to 0.17 rad
(8.5 to 10 °) before
T.D.C.
–
10 seconds or more for
pressure falling
from 13.7 to 12.8 MPa
(from 140 to 130 kgf/
2
cm ,
from 1990 to 1850 psi)
13.8 to 14.7 MPa
2
140 to 150 kgf/cm
2000 to 2130 psi
When the pressure is
12.8 MPa
2
(130 kgf/cm , 1850 psi),
the valve seat must be
fuel tightness.
ENGINE
Allowable Limit
–
–
–
13.7 MPa
2
140 kgf/cm
1991 psi
5 seconds for
pressure falling
from 13.7 to
12.8 MPa
(from 140 to
2
130 kgf/cm ,
from 1990 to
1850 psi)
–
–
W1094725
KiSC issued 04, 2010 A