Yamaha DT250D Manuals

Manuals and User Guides for Yamaha DT250D. We have 1 Yamaha DT250D manual available for free PDF download: Service Manual

Yamaha DT250D Service Manual (68 pages)

Brand: Yamaha | Category: Motorcycle | Size: 10.43 MB

Index
2
General Information
3
Machine Identification
4
External View
4
Starting Serial Number
4
Special Tools
5
Testers
5
Periodic Inspection and Adjustment
7
Maintenance and Lubrication Chart
8
Maintenance Intervals
8
Lubrication Intervals
9
Engine Carburetor
10
Throttle Cable
10
Air Filter
10
Autolube Pump
11
Pump Stroke Adjustment
11
Chassis
12
Engine and Transmission Oil
12
Clutch Freeplay Adjustment
12
Brakes and Wheels
13
Brake Adjustment
13
Brake Lining Check
13
Rim Runout
13
Tires
14
Drive Chain
14
Front Fork Oil Change
14
Tire Pressure
14
Electrical
15
Suspension, Steering and Swing Arm
15
Ignition Timing Adjustment
15
Spark Plugs
16
Battery
16
Service Life
17
Storage
17
Headlight
17
Replacing the Headlight Bulb
18
Engine Overhaul
19
Fuel Tank Assembly
20
Exhaust Pipe
20
Wiring and Cables
21
Carburetor
21
Flywheel Magneto
21
Decompression Assembly
22
Cylinder Block
22
Crankcase Half
23
Crankcase
24
Inspection and Repair
25
Transmission
25
Crankshaft
25
Cylinder Head
25
Piston Pin and Bearing
26
Piston
26
Piston Rings
27
Clutch
28
Primary Drive
30
Kick Starter
30
Bearings and Oil Seals
32
Crankshaft Specifications
32
Engine Assembling and Adjustment
33
Crankshaft Installation
33
Shifter
34
Cylinder
35
Crankcase Cover
35
Engine Mounting
36
Drive Sprocket
36
Carburetion
37
Air Cleaner
38
Float Level
39
Reed Valve Assembly
40
Front and Rear Wheel
42
Checking Brake Shoe Wear
42
Brake Drum
42
Brake Shoe Plate
42
Rims and Spokes
43
Tires and Tubes
43
Checking for Loose Spokes
43
Front Forks
44
Drive Chain and Sprockets
44
Drive and Driven Sprocket
44
Chain Maintenance
44
Steering Head Disassembly
46
Steering Head Inspection
46
Steering Head Installation
46
Swing Arm Inspection
47
Swing Arm Lubrication
47
Rear Shock Absorber
48
Ignition System
52
Spark Gap Test
52
Ignition Source Coil (DT250D)
53
C.D.I. System
53
Charging System
54
Wiring Connections
54
Condenser Test
54
Charging Output Test
54
Lighting and Signal System
55
Voltage Regulator (A.C. Regulator)
55
Oil Caution Light
56
Lighting Tests and Checks
56
Bad Regulator
56
Flasher Relay and Horn
57
Appendices
58
Specifications
59
General Torque Specifications
65
Wiring Diargam
66

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