Kubota — For details on recommended lubricating oils, see page G-5, 8.

A Kubota service procedure — check it applies to your exact model before use.

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Procedure

1. 5.6 L (1.48 U.S.gals)
2. Oil Pan Depth
3. 124 mm (4.88 in.)
4. 7.0 L (1.85 U.S.gals)
5. Weight (Dry)
6. 148 kg (326.3 lbs)
7. 5
8. 03-E2B SERIES, WSM
9. SPECIFICATIONS
10. * The specification described above is of the standard engine of each model.
11. * Conversion Formula : HP = 0.746 kW, PS = 0.7355 kW
12. W10307730
13. Model
14. V1903-E2B
15. V2003-TE2B
16. Number of Cylinders
17. 4
18. Type
19. Vertical, Water-cooled, 4 cycle diesel engine
20. Bore Stroke
21. 80 92.4 mm (3.15 3.64 in.)
22. 83 92.4 mm (3.27 3.64 in.)
23. Total Displacement
24. 1857 cm3 (113.32 cu.in.)
25. 1999 cm3 (121.99 cu.in.)
26. ISO Net Continuous
27. 25.4 kW / 2800 min-1 (rpm)
28. (34.0 HP / 2800 min-1 (rpm))
29. 36.3 kW / 2800 min-1 (rpm)
30. (48.7 HP / 2800 min-1 (rpm))
31. ISO/SAE Net Intermittent
32. 29.1 kW / 2800 min-1 (rpm)
33. (39.0 HP / 2800 min-1 (rpm))
34. 41.8 kW / 2800 min-1 (rpm)
35. (56.0 HP / 2800 min-1 (rpm))
36. SAE Gross Intermittent
37. 31.0 kW / 2800 min-1 (rpm)
38. (41.6 HP / 2800 min-1 (rpm))
39. 44.5 kW / 2800 min-1 (rpm)
40. (59.7 HP / 2800 min-1 (rpm))
41. Maximum Bare Speed
42. 3000 min-1 (rpm)
43. Minimum Bare Idling Speed
44. 700 to 750 min-1 (rpm)
45. 750 to 850 min-1 (rpm)
46. Combustion Chamber
47. Spherical type (E-TVCS)
48. Fuel Injection Pump
49. Bosch type mini pump
50. Governor
51. All speed mechanical governor
52. Direction of Rotation
53. Counter-clockwise (viewed from flywheel side)
54. Injection Nozzle
55. Bosch throttle type
56. Injection Timing
57. 0.314 rad (18 ) before T.D.C.
58. Firing Order
59. 1-3-4-2
60. Injection Pressure
61. 13.73 MPa (140 kgf/cm2, 1991 psi)
62. Compression Ratio
63. 23 : 1
64. Lubricating System
65. Forced lubrication by trochoid pump
66. Oil Pressure Indicating
67. Electrical type switch
68. Lubricating Filter
69. Full flow paper filter (cartridge type)
70. Cooling System
71. Pressurized radiator, forced circulation with water pump
72. Starting System
73. Electric starting with starter
74. Starting Motor
75. 12 V, 1.4 kW
76. Starting Support Device
77. By glow plug in combustion chamber
78. Battery
79. 12 V, 80 AH equivalent
80. Charging Alternator
81. 12 V, 360 W
82. 12 V, 480 W
83. Fuel
84. Diesel Fuel No.2-D (ASTM D975)
85. Lubricating Oil
86. Class CF lubricating oil as per API classification is recommended.
87. If this class of lubricating oil is not available, preferably use Class CD or CE lubricating oil.
88. For details on recommended lubricating oils, see page G-5, 8.
89. Lubricating Oil
90. Capacity
91. Oil Pan Depth
92. 90 mm (3.54 in.)
93. 7.6 L (2.01 U.S.gals)
94. 7.9 L (2.09 U.S.gals)
95. Oil Pan Depth
96. 124 mm (4.88 in.)
97. 9.5 L (2.51 U.S.gals)
98. 9.8 L (2.59 U.S.gals)
99. Weight (Dry)
100. 180 kg (397 lbs)
101. 186 kg (410 lbs)
102. 6
103. 03-E2B SERIES, WSM
104. SPECIFICATIONS
105. * The specification described above is of the standard engine of each model.
106. * Conversion Formula : HP = 0.746 kW, PS = 0.7355 kW
107. W10327090
108. Model
109. V2203-E2B
110. F2803-E2B
111. Number of Cylinders
112. 4
113. 5
114. Type
115. Vertical, Water-cooled, 4 cycle diesel engine
116. Bore
117. Stroke
118. 87 92.4 mm (3.43 3.64 in.)
119. Total Displacement
120. 2197 cm3 (134.07 cu.in.)
121. 2746 cm3 (167.57 cu.in.)
122. ISO Net Continuous
123. 29.8 kW / 2800 min-1 (rpm)
124. (39.9 HP / 2800 min-1 (rpm))
125. 37.3 kW / 2800 min-1 (rpm)
126. (50.0 HP / 2800 min-1 (rpm))
127. ISO/SAE Net Intermittent
128. 34.3 kW / 2800 min-1 (rpm)
129. (46.0 HP / 2800 min-1 (rpm))
130. 42.9 kW / 2800 min-1 (rpm)
131. (57.5 HP / 2800 min-1 (rpm))
132. SAE Gross Intermittent
133. 36.4 kW / 2800 min-1 (rpm)
134. (48.8 HP / 2800 min-1 (rpm))
135. 46.2 kW / 2800 min-1 (rpm)
136. (61.9 HP / 2800 min-1 (rpm))
137. Maximum Bare Speed
138. 3000 min-1 (rpm)
139. Minimum Bare Idling Speed
140. 700 to 750 min-1 (rpm)
141. Combustion Chamber
142. Spherical type (E-TVCS)
143. Fuel Injection Pump
144. Bosch type mini pump
145. Governor
146. All speed mechanical governor
147. Direction of Rotation
148. Counter-clockwise (viewed from flywheel side)
149. Injection Nozzle
150. Bosch throttle type
151. Injection Timing
152. 0.314 rad (18 ) before T.D.C.
153. 0.332 rad (19 ) before T.D.C.
154. Firing Order
155. 1-3-4-2
156. 1-3-5-4-2
157. Injection Pressure
158. 13.73 MPa (140 kgf/cm2, 1991 psi)
159. Compression Ratio
160. 23 : 1
161. Lubricating System
162. Forced lubrication by trochoid pump
163. Oil Pressure Indicating
164. Electrical type switch
165. Lubricating Filter
166. Full flow paper filter (cartridge type)
167. Cooling System
168. Pressurized radiator, forced circulation with water pump
169. Starting System
170. Electric starting with starter
171. Starting Motor
172. 12 V, 1.4 kW
173. Starting Support Device
174. By glow plug in combustion chamber
175. Battery
176. 12 V, 80 AH equivalent
177. Charging Alternator
178. 12 V, 420 W
179. Fuel
180. Diesel Fuel No.2-D (ASTM D975)
181. Lubricating Oil
182. Class CF lubricating oil as per API classification is recommended.
183. If this class of lubricating oil is not available, preferably use Class CD or CE lubricating oil.
184. For details on recommended lubricating oils, see page G-5, 8.
185. Lubricating Oil
186. Capacity
187. Oil Pan Depth
188. 90 mm (3.54 in.)
189. 7.6 L (2.01 U.S.gals)
190. –
191. Oil Pan Depth
192. 124 mm (4.88 in.)
193. 9.5 L (2.51 U.S.gals)
194. 12.0 L (3.17 U.S.gals)
195. Weight (Dry)
196. 180 kg (397 lbs)
197. 223 kg (492 lbs)
198. 7
199. 03-E2B SERIES, WSM
200. DIMENSIONS
201. DIMENSIONS
202. W1028881
203. D1403-E2B
204. D1503-E2B
205. D1703-E2B
206. A
207. 560.1 mm (22.05 in.)
208. 560.1 mm (22.05 in.)
209. 560.1 mm (22.05 in.)
210. B
211. 502.5 mm (19.78 in.)
212. 502.5 mm (19.78 in.)
213. 502.5 mm (19.78 in.)
214. C
215. 678.2 mm (26.70 in.)
216. 678.2 mm (26.70 in.)
217. 678.2 mm (26.70 in.)
218. 8
219. 03-E2B SERIES, WSM
220. DIMENSIONS
221. W1033724
222. V1903-E2B
223. V2003-TE2B
224. V2003-E2B
225. A
226. 652.1 mm (25.67 in.)
227. 667.1 mm (26.26 in.)
228. 652.1 mm (25.67 in.)
229. B
230. 502.5 mm (19.78 in.)
231. 520.0 mm (20.47 in.)
232. 502.5 mm (19.78 in.)
233. C
234. 678.2 mm (26.70 in.)
235. 678.0 mm (26.69 in.)
236. 678.2 mm (26.70 in.)
237. 9
238. 03-E2B SERIES, WSM
239. DIMENSIONS
240. W1033845
241. F2803-E2B
242. A
243. 779.2 mm (30.68 in.)
244. B
245. 502.5 mm (19.78 in.)
246. C
247. 739.2 mm (29.10 in.)
248. CONTENTS
249. GENERAL
250. 1.
251. ENGINE IDENTIFICATION............................................................................. G-1
252. [1] MODEL NAME AND ENGINE SERIAL NUMBER ................................ G-1
253. [2] E2B ENGINE............................................................................................. G-2
254. [3] CYLINDER NUMBER ............................................................................... G-2
255. 2.
256. GENERAL PRECAUTIONS ............................................................................ G-3
257. 3.
258. MAINTENANCE CHECK LIST....................................................................... G-4
259. 4.
260. CHECK AND MAINTENANCE....................................................................... G-6
261. [1] DAILY CHECK POINTS........................................................................... G-6
262. [2] CHECK POINTS OF INITIAL 50 HOURS............................................. G-8
263. [3] CHECK POINT OF EVERY 50 HOURS ............................................. G-10
264. [4] CHECK POINTS OF EVERY 100 HOURS......................................... G-11
265. [5] C

Source: manual:01-kubota-03e-series-wsm-manual-enu.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.