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Kohler 7.5A Service Manual

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Table Of Contents

Table of Contents

Table of Contents
Safety Precautions
Introduction and Specifications
Generator Specifications
Engine Specifications
Service and Adjustment Points
Oil Specifications
Fuel Specifications
Oil Change
Oil Filter
Operation
General
Prestart Checklist
Starting-Stopping (Remote)
Test Operation
Automatic - Models 7.5A
Automatic Controller, Solid State Circuitry
Reset Procedures
Scheduled Maintenance
Troubleshooting
Remote - Models 7.5R
Troubleshooting Remote - Solid State Circuitry - Models 7.5R
Remote Controller - Solid State Circuitry - Models 7.5R
Troubleshooting Automatic - Solid State Circuitry - Models 7.5A
Automatic Controller - Solid State Circuitry - Models 7.5A
Relay Circuitry
Remote Controller - Relay Circuitry - Models 7.5R
Troubleshooting Remote - Relay Circuitry - Models 7.5R
Controller
Solid State Circuitry
Fuses
10 Amp Fuse (below Battery Charging Switch)
Harness Assemblies
Battery Charging
Circuit Boards
Voltage Checks
Sequence of Operation
Remote-Models 7.5R
Circuit Board Pin Identification
Automatic (Load Demand)-Models 7.5A
Sequence of Operation Schematic
Controller, Relay Circuitry
Circuit Board Identification
Starting
Running
Overcrank Shutdown
Low Oil Pressure (LOP) Shutdown
High Water Temperature (HWT) Shutdown and High Cylinder Head Temperature (HCHT) Shutdown
Generator Disassembly
Disconnecting Wiring
Slip Ring - Brush Cover
Removing Controller
Locking Brushes and Removing Speed Sensor
Vibro-Mounts
Over Bolt Removal
Stator Leads 33 and 44
End Bracket Removal
Stator Removal
Striking Thru Bolt
Rotor Removal
Adapter Removal
Separating Stub Shaft and Flywheel
Remove Flywheel and Adapter
Stub Shaft Removal
Generator Inspection and Service
Generator, Cross Sectional View
End Bracket Assembly
Generator Parts Identifications
Build-Up Circuit
Separate Field Excitation
Brushes
Slip Rings
Maintenance
Normal Brush Wear
Rotor
Stator
Exciter Voltage Regulator
Wiring Diagram - Voltage Regulator Field Test
Speed Sensor (Solid State Only)
Mounting
Voltage Regulator Terminal Identification
Interlock Circuit Board (Solid State Only)
Removal
Speed Sensor Test
Generator Reassembly
Coat Stub Shaft
Installing End Bracket
Torque Thru Bolt
Speed Sensor Air Gap
Backfire Flame Arrestor, Fuel System, Governor
Carburetor
Fuel Collection System
Adjustment
Choke
Inspection
Troubleshooting Choke
Backfire Flame Arrestor and Adapter
Governor
Speed Adjustment
Sensitivity Adjustment
Choke Adjustment
Cooling System
Water Cooled Manifold
Heat Exchanger
Direct
High Temperature Cutouts
Belt Tension
Ignition System
Operational Test
Timing Magneto to Engine
Magneto Rotation and Firing Order
Wiring Diagrams
Wiring Diagram - Remote Solid State - Models (7.5R); 120, 120/240-Volt
Wiring Diagram - Automatic Solid State - Models (7.5A); 120-Volt
Controller Interconnection Schematic (Solid State)
Wiring Diagram - Remote Relay - Models (7.5R); 120, 120/240-Volt

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Kohler 7.5A Service Manual

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