Kubota B1830 Workshop Manual page 109

B1830,B2230,B2530,B3030, WSM
Cylinder Liner I.D. (Oversized)
LUBRICATING SYSTEM
Engine Oil Pressure
Inner Rotor to Outer Rotor
Outer Rotor to Pump Body
Inner Rotor to Cover
COOLING SYSTEM
Fan Belt
Thermostat
Radiator Cap
Radiator
Item
D905-E2
D1005-E2
D1105-E2B
V1505-E2B
Item
At Idle Speed
At Rated Speed
Clearance
Clearance
Clearance
Item
Tension
Valve Opening
Temperature
(At Beginning)
Valve Opening
Temperature
(Opened
Completely)
Pressure Falling
Time
Water Leakage
Test Pressure
1-S8
Factory Specification
72.500 to 72.519 mm
2.85433 to 2.85507 in.
76.500 to 76.519 mm
3.0118 to 3.0126 in.
78.500 to 78.519 mm
3.0906 to 3.0913 in.
Factory Specification
More than 49 kPa
2
0.5 kgf/cm
7 psi
196 to 441 kPa
2
2.0 to 4.5 kgf/cm
36 to 64 psi
0.06 to 0.18 mm
0.0024 to 0.0071 in.
0.100 to 0.180 mm
0.0039 to 0.0071 in.
0.025 to 0.075 mm
0.0010 to 0.0030 in.
Factory Specification
7 to 9 mm / 98 N
0.28 to 0.35 in. / 98 N
(10 kgf, 22 lbf)
69.5 to 72.5 °C
157.1 to 162.5 °F
85 °C
185 °F
10 seconds or more
88 → 59 kPa
2
0.9 → 0.6 kgf/cm
13 → 9 psi
No leak at specified
pressure
137 kPa
2
1.4 kgf/cm
20 psi
ENGINE
Allowable Limit
72.65 mm
2.8602 in.
76.65 mm
3.0177 in.
78.65 mm
3.0965 in.
Allowable Limit
–
147 kPa
2
1.5 kgf/cm
27 psi
–
–
–
Allowable Limit
–
–
–
–
–
KiSC issued 05, 2012 A