Kubota F2803-B Manuals

Manuals and User Guides for Kubota F2803-B. We have 2 Kubota F2803-B manuals available for free PDF download: Workshop Manual

Kubota F2803-B Workshop Manual (217 pages)

92.4mm STROKE SERIES

Brand: Kubota | Category: Engine | Size: 13 MB

Contents
7
Safety Starting
12
Safety Working
12
Ventilate Work Area
13
Prevent Acid Burns
13
Dispose of Fluid Properly
13
Prepare for Emergencies
13
Specifications
22
Performance Curves
28
Dimensions
31
Mechanism
33
Feature
34
Engine Body
36
Cylinder Block
36
Cylinder Head
36
Crankshaft
38
Piston and Piston Rings
38
Connecting Rod
38
Camshaft
40
Flywheel
40
Rocker Arm
40
Lubricating System
42
General
42
Engine Oil Flow
43
Oil Pump
44
Relief Valve
44
Oil Filter Cartridge
46
Oil Pressure Switch
46
Cooling System
48
Water Pump
48
Thermostat
50
Radiator
50
Radiator Cap
50
Intake and Exhaust System
52
Air Cleaner
52
Muffler
52
Fuel System
54
Injection Pump
54
Pump Element
56
Delivery Valve
56
Reverse Flow Preventing Function
56
Suck-Back Function
56
Dumping Valve
58
Injection Control
58
At Fuel Injection
58
At Suck-Back
58
Injection Nozzle
60
Fuel Filter
60
Fuel Lift Pump
62
Governor
64
At Idling
64
At High Speed Running with Overload
66
To Stop Engine
66
Electrical System
68
Charging System
68
Alternator
68
Regulator
68
Disassembling and Servicing
71
Engine Identification
72
Model Name and Engine Serial Number
72
Cylinder Number
72
General Precaution
74
Tightening Torques
76
Troubleshooting
79
Servicing Specifications
87
Maintenance Check List
103
Check and Maintenance
106
Daily Check Points
106
Checking Engine Oil Level
106
Checking and Replenish Cooling Water
106
Check Point of Every 50 Hours
108
Checking Fuel Pipe
108
Changing Engine Oil
110
Checking Fan Belt Tension
110
Checking Fan Belt Damage
110
Cleaning Air Cleaner
112
Changing Engine Oil Filter Cartridge
112
Changing Fuel Filter Cartridge
112
Check Point of Every 800 Hours
114
Checking Valve Clearance
114
Special Tools
116
Flywheel Puller
116
Special-Use Puller Set
116
Valve Seat Cutter Set
116
Diesel Engine Compression Tester
118
Oil Pressure Tester
118
Auxiliary Socket for Fixing Crankshaft Sleeve
118
Plastigage
118
Red Check (Crack Check Liquid)
120
Injection Pump Pressure Tester
120
Valve Guide Replacing Tool
120
Idle Gear Bushing Replacing Tool
122
Small End Bushing Replacing
122
Crankshaft Bearing 1 Replacing
122
Flywheel Stopper
122
Compression Pressure
124
Top Clearance
124
Draining Water and Oil
126
External Components
126
Air Cleaner, Muffler and Others
126
Cylinder Head and Valves
128
Cylinder Head Cover and Nozzle Holder
128
Nozzle Heat Seal Service Removal Procedure
128
Rocker Arm, Push Rod and Injex. Manifold
128
Cylinder Head and Tappet
130
Valve
130
Fuel Feed Pump and Pump Cover
130
Governor Spring
132
Speed Control Plate
134
Start Spring
134
Gear Case
134
Crankshaft Oil Slinaer
134
Idle Gear and Camshaft
136
Fuel Camshaft and Fork Lever Assembly
136
Oil Pump and Crank Gear
136
Piston and Connecting Rod
138
Oil Fan and Oil Strainer
138
Piston Ring and Connecting Rod
140
Bearina Case Cover and Crankshaft
142
Servicing
144
Main Bearing Case Assembly
144
Cylinder Head Surface Flatness
144
Cylinder Head Flaw
146
Valve Recessing
146
Clearance between Valve Stem and Guide
146
Correcting Valve and Valve Seat
148
Valve Spring
150
Oil Clearance of Rocker Arm Shaft and Bearing
150
Timing Gear Anr Camshaft
152
Timing Gear Backlash
152
End Play of Camshaft
152
Camshaft Alignment
152
Oil Clearance of Camshaft Journal
154
Clearance between Idle Gear Shaft and Idle Gear Bushing
154
Replacing Idle Gear Bushing
156
Piston Pin-Bore I.D.
156
Oil Clearance between Piston Pin and Small End Bushing
156
Replacing Connecting Rod Small End Bushing
158
Piston Ring Gap
158
Clearance between Piston Ring and Groove
158
Connecting Rod Alignment
160
Side Clearance of Crankshaft
160
Crankshaft Alignment
160
Oil Clearance between Crank Pin and Crank Pin Bearing
162
Crankshaft Sleeve Wear
162
Replacing Crankshaft Sleeve
164
Oil Clearance between Crankshaft Journal and Crankshaft Bearing
164
Undersized and Oversized Bearing
168
Cylinder Bore
170
Cylinder Bore I.D.
170
Correcting Cylinder
170
Engine Oil Pressure
172
Rotor and Lobe Clearance
172
Clearance between Rotor and Cover
172
Fan Belt Tension
174
Thermostat's Valve Opening Temperature
174
Radiator Water Leakage
176
Radiator Cap Air Leakage
176
Injection Timing
178
Fuel Tightness of Pump Element
180
Fuel Tightness of Delivery Valve
180
Nozzle Injection Pressure
180
Fuel Tightness of Needle Valve Seat
182
Nozzle Holder
182
Motor Test
184
Magnet Switch
184
Glow Plug
184
Output Current
186
Connect Voltage
186
No-Load Testing
186
Rotor Coil Resistance
188
Cut-In Voltage
188
No-Load Regulating Voltage
190
Regulator Relay
192
Compact Type
194
Regulating Voltage
194
No-Load Characteristics
194
Starter Motor
196
Brush Holder
196
Housing, Idle Gear and Overrunning Clutch
196
Plunger
198
Pulley
198
Drive Side End Frame and Rotor
198
Rectifier
200
Rear End Cover
200
IC Regulator
202
Rear End Frame
202
Rotor
202
Retainer Plate
204
Bearing on the Drive End Side
204
Bearing at the Slip Ring Side
204
Armature Coil
208
Yoke
208
Armature Bearing
208
Overrunning Clutch
208
Slip Ring
210
Brush Wear
210
Rotor Coil
210
Stator Coil
212
Positive Diodes
212
Negative Diodes
212
N Terminal and Coil Connection
212

Kubota F2803-B Workshop Manual (170 pages)

Brand: Kubota | Category: Engine | Size: 9 MB

Table of Contents
6
Specifications
16
Dimensions
55
- Mechanism
  65
Feature
66
- Main Features of "Bg" Type Engines
  66
Fuel System
72
- [L] GOVERNOR
  74
  - Centrifugal Governor
    74
  - Disassembling and Servicing
    79
General
80
Engine Body
162
- Disassembling and Assembling
  162
- [L] GEAR CASE
  162

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