Kubota D902-E2B - Fuel System Specifications

S-9
SM-E2B SERIES, WSM
DIESEL ENGINE
COOLING SYSTEM
W10135990
FUEL SYSTEM
W10139730
Item Factory Specification Allowable Limit
Fan Belt Tension 7.0 to 9.0 mm / 98 N
0.28 to 0.35 in. / 98 N
(10 kgf, 22 lbs)
–
Thermostat Valve Opening
Temperature
(At Beginning)
Valve Opening
Temperature
(Opened
Completely)
69.5 to 72.5 °C
157.1 to 162.5 °F
85 °C
185 °F
–
–
Radiator Cap Pressure Falling
Time
10 seconds or more
88 → 59 kPa
0.9 → 0.6 kgf/cm
2
13 → 9 psi
–
Radiator Water Leakage
Test Pressure
No leak at specified
pressure
157 kPa
1.6 kgf/cm
2
23 psi
–
Item Factory Specification Allowable Limit
Injection Pump
[Z482/D662/D722-E2B]
Injection Timing
(3600 min
-1
(rpm))
0.33 to 0.37 rad
(19 to 21°)
before T.D.C.
–
Injection Pump
[D782-E2B]
Injection Timing
(3200 min
-1
(rpm))
0.28 to 0.31 rad
(16 to 18°)
before T.D.C.
–
Injection Pump
[Z602/D902-E2B]
Injection Timing
(3200 min
-1
(rpm))
0.30 to 0.33 rad
(17 to 19°)
before T.D.C.
–
Injection Pump
[Z602/D902-E2B]
Injection Timing
(3600 min
-1
(rpm))
0.33 to 0.37 rad
(19 to 21°)
before T.D.C.
–
Pump Element Fuel Tightness – 13.73 MPa
140 kgf/cm
2
1991 psi
Delivery Valve Fuel Tightness 10 seconds
13.73 → 12.75 MPa
140 → 130 kgf/cm
2
1991 → 1849 psi
5 seconds
13.73 → 12.75 MPa
140 → 130 kgf/cm
2
1991 → 1849 psi
Injection Nozzle Injection Pressure 13.73 to 14.71 MPa
140 to 150 kgf/cm
2
1991 to 2134 psi
–
Injection Nozzle Valve Seat Valve Seat
Tightness
When the pressure is
12.75 MPa
(130 kgf/cm
2
, 1849 psi),
the valve seat must be
fuel tightness.
–
KiSC issued 06, 2006 A