Tecumseh V-twin Manuals

Tecumseh V-twin Manuals

Manuals and User Guides for Tecumseh V-twin. We have 1 Tecumseh V-twin manual available for free PDF download: Technician's Handbook

Tecumseh V-twin Technician's Handbook

Tecumseh V-twin Technician's Handbook (64 pages)

V-twin Engine

Brand: Tecumseh | Category: Engine | Size: 5.68 MB

Table of Contents

Table of Contents
3
General Information

6
- Engine Identification
  6
- Interpretation of Engine Identification
  6
- Short Blocks
  7
- Fuels
  7
- Engine Oil
  8
- Basic Tune-Up Procedure
  9
- Storage
  9
Air Cleaners

10
- General Information
  10
- Operation
  10
- Components
  10
- Troubleshooting and Testing
  10
- Service
  11
Carburetors and Fuel Systems

12
- General Information
  12
- Float Style Carburetors
  12
- Operational Circuits Series 7 Carburetor
  12
- Testing
  14
- Carburetor Disassembly Procedure
  16
- Inspection
  18
- Carburetor Re-Assembly
  18
  - Throttle Shaft and Plate
    18
  - Choke Shaft and Plate
    19
  - Fuel Bowl Assembly
    19
- Impulse Fuel Pumps
  20
  - Impulse Fuel Pump Service
    21
Governors and Linkage

22
- General Information
  22
- Operation
  22
- Troubleshooting
  22
- Engine Speed Adjustments
  22
  - Engine Overspeed
    23
  - Engine Surging
    23
- Governor Service
  23
- Speed Controls and Linkage
  24
- Synchronizing the Carburetors
  25
- Choke Synchronization
  26
Electrical Systems

27
- General Information
  27
- Operation
  27
- Converting Alternating Current to Direct Current
  28
- Components Battery
  28
  - Wiring
    28
  - Condition
    28
  - Wire Gauge
    28
- Electrical Terms
  29
- Basic Checks
  29
- Charging Circuit
  30
- Amp D.C. 5 Amp A.C. Alternator
  30
  - Diode Replacement
    30
  - Checking the System
    31
- Amp Alternator System with External Regulator
  31
- Troubleshooting Electrical Charging Circuit Flow Chart
  32
- Voltage Regulators
  33
- Fuel Shut-Down Solenoids
  33
- Low Oil Pressure Sensor Testing
  33
- Starting Circuit
  34
  - Testing Procedure Starting Circuit
    34
  - Troubleshooting Electrical Starter Circuit Flow Chart
    35
- Electric Starter Service
  36
  - Volt Electric Starter
    36
  - Inspection and Repair
    37
  - Brush Holder
    38
  - Brush Replacement
    38
Ignition

39
- General Information
  39
- Operation
  39
- Solid State Ignition System (CDI)
  39
  - Components
    39
  - Testing Procedure
    40
- Service
  41
  - Spark Plug Service
    41
  - Conditions Causing Frequent Spark Plug Fouling
    41
- Ignition Timing
  41
- Service Tips
  42
Internal Engine and Disassembly

43
- General Information
  43
- Lubrication Systems
  43
- Disassembly Procedure
  43
- Disassembly of Cylinder Heads
  46
  - Valves
    47
  - Valve Guides
    47
  - Valve Springs
    48
  - Push Rods
    48
  - Valve Seats
    48
- Internal Engine Component Inspection
  49
  - Cylinders
    49
  - Pistons
    50
  - Rings
    51
  - Connecting Rods
    52
  - Crankshafts and Camshafts
    53
  - Mechanical Compression Release
    54
  - Valve Lifters
    55
  - Crankcase Breather
    55
  - Cylinder Cover
    55
Engine Assembly

56
Troubleshooting and Testing

59
- Engine Knocks
  59
- Engine Overheats
  59
- Surges or Runs Unevenly
  59
- Engine Misfires
  59
- Engine Vibrates Excessively
  60
- Breather Passing Oil
  60
- Excessive Oil Consumption
  60
Engine Specifications

61
- TVT691 Engine Specifications
  61
- Torque Specifications
  63
- Service Tool List
  64

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