Kubota SM-E3B Series Workshop Manual page 70

SM-E3B SERIES WSM
FUEL SYSTEM
Injection Pump
[Z482/D722-E3B]
(Serial No. : below 7ZZ999)
(Serial No. : above 8A0001)
Injection Pump
[D782-E3B]
(Serial No. : below 7ZZ999)
(Serial No. : above 8A0001)
Injection Pump
[Z602/D902-E3B]
(Serial No. : below 7ZZ999)
(Serial No. : above 8A0001)
Pump Element
Delivery Valve
Injection Nozzle
Injection Nozzle Valve Seat
Item
Injection Timing
-1
(3600 min
Injection Timing
-1
(3200 min
Injection Timing
-1
(3600 min
Fuel Tightness
Fuel Tightness
Injection Pressure
Valve Seat
Tightness
S-9
Factory Specification
(rpm))
0.3491 to 0.3839 rad
(20.00 to 22.00°)
before T.D.C.
0.3535 to 0.3796 rad
(20.25 to 21.75°)
before T.D.C.
(rpm))
0.2793 to 0.3141 rad
(16.00 to 18.00°)
before T.D.C.
0.2837 to 0.3097 rad
(16.25 to 17.75°)
before T.D.C.
(rpm))
0.3317 to 0.3665 rad
(19.00 to 21.00°)
before T.D.C.
0.3360 to 0.3621 rad
(19.25 to 20.75°)
before T.D.C.
–
10 seconds
13.73 → 12.75 MPa
140.0 → 130.0 kgf/cm
1991 → 1849 psi
13.73 to 14.70 MPa
140.0 to 150.0 kgf/cm
1992 to 2133 psi
When the pressure is
12.75 MPa
2
(130.0 kgf/cm
psi), the valve seat must
be fuel tightness.
DIESEL ENGINE
Allowable Limit
–
–
–
–
–
–
13.73 MPa
140.0 kgf/cm
1991 psi
5 seconds
13.73 → 12.75 MPa
2
140.0 →
130.0 kgf/cm
1991 → 1849 psi
–
2
–
, 1849
W10139730
KiSC issued 03, 2011 A
2
2