John Deere 15k, 25k PTO Alternator Service Manual TM1119
- Manual Included:
- Repair Technical Manual: 52 Pages
- Specifications:
- Brand: John Deere
- Model: 15K, 25K
- Type: PTO Standby Alternators
- Manuals: Repair Technical Manual
- Publication Numbers: TM1119
- Language: English
- Format: PDF

Table of Contents – Technical Manual TM1119
Foreword
- About This Manual
General Information
- Introduction
- Safety Precautions
- Glossary
- Identification View
- Theory of Operation
- Lubrication Guidelines
- Serial and Model Numbers
- Locating the Alternator
- Concrete Foundation
- Load Transfer Switch and Power Return Signal
- Wire Installation to Alternator
Diagnosing Malfunctions
- Troubleshooting Procedures
Disassembly Procedures
- Electrical Components
- Gear Case
- Panel Accessories
Testing and Repair
- Wire Diagram – 15K
- Wire Diagram – 25K Single-Phase
- Wire Diagram – 25K Three-Phase
- Voltage Calibration Adjustment
- Voltage Stability
- Flashing the Field
- Rotating Rectifiers
- Voltage Regulator Checkout
- Reactor
- Transformer
- Brushless Exciter Rotor
- Brushless Exciter Stator
- Alternator Rotor
- Alternator Stator
- Wiring Harness Check
Assembly Procedures
- Electrical Components
- Gear Case
- Panel Accessories
Making Special Tools
- Bearing Driver
- Bearing Puller Crutch
- Stator Lift Hook
Specifications
- Alternator Power Specifications
- Alternator Dimensions
- Torque Values
- Special Tools