Sign In
Upload
Download
Table of Contents
Contents
Add to my manuals
Delete from my manuals
Share
URL of this page:
HTML Link:
Bookmark this page
Add
Manual will be automatically added to "My Manuals"
Print this page
×
Bookmark added
×
Added to my manuals
Manuals
Brands
Kubota Manuals
Engine
WG2503-E3
Workshop manual
Kubota WG2503-E3 Workshop Manual
Gasoline, lpg, natural gas engine
Hide thumbs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
page
of
168
Go
/
168
Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Information
Additional Information
Table of Contents
Safety First
Specifications
Important Items of Exhaust Emission Regulation
Three-Way Catalyst
Vaporizer and Lock off Valve
Length of the Vapor Hose
Important Notice
Emission-Related Installation Instructions
Exhaust System
Intake System
Crankcase Ventilation Connections
Gasoline Fuel System
Gaseous Fuel System
Malfunction Indicator Light (MIL
Vehicle Interface Connectors
Engine Control Unit (ECU
Performance Curves
Dimensions
Wiring Diagram
General
Engine Identification
Engine Model Name, Code Number and Engine Serial Number
Cylinder Number
E3 Engine
Converter
General Precautions
Maintenance Check List
Check and Maintenance
Daily Check Points
Check Points of Initial 50 Hours
Check Points of Every 50 Hours
Check Points of Every 100 Hours
Check Points of Every 200 Hours
Check Points of Every 1000 Hours
Check Points of Every 500 Hours
Check Points of Every 2000 Hours
Check Points of Every 3000 Hours
Check Points of Every 1 Year
Check Points of Every 2 Years
Special Tools
Mechanism
Crankcase
Engine Body
Half-Floating Head Cover
Pcv Valve
Crankshaft
Cylinder Head
Positive Crankcase Ventilation (Pcv) System
Camshaft
Connecting Rod
Piston and Piston Ring
Inlet and Exhaust Valves
Rocker Arm Assembly
Tappet Assembly (for Lm Model)
General
Lubricating System
Oil Filter Cartridge
Oil Pump
Relief Valve
Oil Cooler
Oil Pressure Switch
Cooling System
General
Thermostat
Water Pump
Bottom Bypass System
Radiator
Auto Tensioner Assembly
Radiator Cap
Fuel System
General
Electronic Throttle Body (Etb)
Fuel Filter
Fuel Pressure Manifold (FPM)
Fuel Pump
Injectors and Delivery Pipe
Vaporizer (Dual Stage Regulator)
Direct Electronic Pressure Regulator (Depr)
Lock off Valve
Mixer
Exhaust System
Three-Way Catalyst
Oxygen Sensor
Electrical System
General
Starter
Starting System
Starter Switch
Charging System
General
IC Regulator Built-In Type Alternator
Starter Safety System
Engine Control Unit (Ecu)
Engine Coolant Temperature Sensor
Camshaft Position Sensor
Crankshaft Position Sensor
Temperature and Manifold Absolute Pressure Sensor (Tmap Sensor)
Ignition Coil
Knock Sensor
Servicing
For General
Troubleshooting
For Gasoline Fuel
For Lpg / Natural Gas Fuel
Servicing Specifications
Tightening Torques
Tightening Torques of Screws, Bolts and Nuts for General Use
Tightening Torques of Screws, Bolts and Nuts for Special Use
Checking and Adjusting
Checking, Disassembling and Servicing
Engine Body
Cooling System
Lubricating System
Fuel System
Ignition System
Electrical System
Disassembling and Assembling
Draining Engine Oil and Coolant
External Components
Cylinder Head, Valves and Oil Pan
Intake Manifold
Thermostat
Thermostat Assembly
Gear Case and Timing Gears
Piston and Connecting Rod
Crankshaft
Starter
Alternator
Cylinder Head and Valves
Valve Recessing
Servicing
Timing Gear and Camshaft
Piston and Connecting Rod
Connecting Rod Alignment
Crankshaft
Cylinder
Oil Pump
Starter
Overrunning Clutch
Brush Holder
Armature Coil
Field Coil
Alternator
Advertisement
Quick Links
Download this manual
WORKSHOP MANUAL
GASOLINE,LPG,
NATURAL GAS ENGINE
WG1903-E3,
WG2503-E3
KiSC issued 05, 2019 A
Table of
Contents
Previous
Page
Next
Page
1
2
3
4
5
Advertisement
Chapters
Information
6
General
37
Mechanism
69
Servicing
100
Table of Contents
Need help?
Do you have a question about the WG2503-E3 and is the answer not in the manual?
Ask a question
Questions and answers
Subscribe to Our Youtube Channel
Related Manuals for Kubota WG2503-E3
Engine Kubota WG1605-G-E3 Workshop Manual
Gasoline lpg engine (140 pages)
Engine Kubota WG1605-G-E3 Workshop Manual
Gasoline,lpg natural gas engine (145 pages)
Engine Kubota WG1605-L-E3 Operator's Manual
Liquid cooled gasoline/lpg engine (41 pages)
Engine Kubota WG1903-G-E3 Operator's Manual
Liquid cooled gasoline/lpg engine (71 pages)
Engine Kubota WG3800-L-E5 Operator's Manual
Liquid cooled gasoline/lpg engine (72 pages)
Engine Kubota WG1605-E3 Diagnostic Manual
Ecm system (242 pages)
Engine Kubota WG1605-E3 Workshop Manual
Gasoline, lpg, natural gas engine (160 pages)
Engine Kubota WG752 E3 Applications Manual
(93 pages)
Engine Kubota WG972 E3 Applications Manual
(93 pages)
Engine Kubota WG1605 Service Training
Spark ignited (100 pages)
Engine Kubota WG972-E2 Workshop Manual
Gasoline, lpg engine (138 pages)
Engine Kubota WG972-G-E3 Operator's Manual
Kubota liquid cooled gasoline/lpg engine (46 pages)
Engine Kubota WG972-GL-E3 Operator's Manual
Kubota liquid cooled gasoline/lpg engine (46 pages)
Engine Kubota WG972-E4 Operator's Manual
Liquid cooled gasoline/lpg/cng engine (43 pages)
Engine Kubota WG3800-E5C Diagnostic Manual
(6 pages)
Engine Kubota WG1903-E3 Workshop Manual
Gasoline, lpg, natural gas engine (168 pages)
Table of Contents
Print
Rename the bookmark
Delete bookmark?
Delete from my manuals?
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL
Need help?
Do you have a question about the WG2503-E3 and is the answer not in the manual?
Questions and answers