Kohler 7.3ECD Manuals

Manuals and User Guides for Kohler 7.3ECD. We have 1 Kohler 7.3ECD manual available for free PDF download: Service Manual

Kohler 7.3ECD Service Manual

Kohler 7.3ECD Service Manual (88 pages)

Marine Generator Sets

Brand: Kohler | Category: Marine Equipment | Size: 6.46 MB

Table of Contents

Table of Contents
3
Table of Contents
4
Safety Precautions and Instructions
5
Introduction
9
Service Assistance
10
Section 1 Specifications
11
- Introduction
  11
- Generator Set Ratings
  11
- Controller Specifications
  11
- Alternator Specifications
  11
- Alternator Specifications, Continued
  12
- Torque Specifications
  12
- Engine Specifications
  13
- Service View
  14
Section 2 Scheduled Maintenance
15
- General
  15
- Service Schedule
  16
Section 3 Troubleshooting
17
- Introduction
  17
- Initial Checks
  17
- Troubleshooting Chart
  17
Section 4 Controller
23
- Introduction
  23
- Controller Display and Keypad
  24
- Master Switch
  24
- Sequence of Operation
  25
  - Starting the Generator Set
    25
  - Running Sequence
    25
  - Stopping the Generator Set
    25
- Faults
  25
  - Shutdowns
    25
  - Warnings
    25
  - SECM Fault Codes and Diagnostics
    29
- Relay Interface Board (RIB)
  35
- CO Sensor Module
  35
- K5 Main Power Relay
  35
- Silicon Controlled Rectifier (SCR) Module
  36
- Controller Replacement
  37
- Controller Configuration and Adjustment
  38
  - Voltage Adjustments
    38
  - Controller Configuration
    41
  - Controller Configuration Mode
    43
Section 5 Component Testing and Adjustment
45
- Theory of Operation
  45
- Separate Excitation
  45
- Stator
  47
- Main Field (Rotor)
  48
  - Rotor Continuity and Resistance Tests
    48
- Slip Rings
  50
- Brushes
  50
- Voltage
  51
  - Voltage Regulation
    51
  - Voltage Adjustment
    51
- Voltage Reconnection
  52
- Governor System
  52
- Fault Shutdown Tests
  52
  - Controller Fault Shutdown Functions
    52
  - Fault Shutdown Switches
    53
- Electronic Throttle Assembly
  57
- Fuses
  57
- Continuity Checks
  58
Section 6 Generator Disassembly/Reassembly
59
- Disassembly
  59
- Collector Ring and Bearing Replacement
  62
- Reassembly
  63
Section 7 Wiring Diagrams
65
Point-To-Point Wiring Diagram
66
Appendix A Abbreviations
79
Appendix B Common Hardware Application Guidelines
81
Appendix C General Torque Specifications
82
Appendix D Common Hardware Identification
83
Appendix E Common Hardware List
84

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