John Deere 15-Speed Power Shift Transmission Component Technical Manual CTM169 07NOV03 PDF

Introduction
Foreword
15-Speed Power Shift Transmission
Contents
15 Speed PST Transmission
Safety
Recognize Safety Information
Handle Fluids Safely-Avoid Fires
Prepare for Emergencies
Handle Chemical Products Safely
Avoid High-Pressure Fluids
Park Machine Safely
Support Machine Properly
Wear Protective Clothing
Work in Clean Area
Service Machines Safely
Work In Ventilated Area
Illuminate Work Area Safely
Understand Signal Words
Use Proper Lifting Equipment
Avoid Harmful Asbestos Dust
Avoid Heating Near Pressurized Fluid Lines
Remove Paint Before Welding or Heating
Use Proper Tools
Description
Dispose of Waste Properly
Live With Safety
Description
Introduction
Normal Operation
Normal Operation
Design Changes and Improvements
Introduction
C-1 and C-2 Clutches
Clutch housing-Engine Gasket
Engagement Override Valve
High and Low Range Drive Shafts
Input Planetary
MFWD Drive and Clutch
Oil Scavenge System
Output Planetary
C-3 Clutch
Typical ‘Flutter” Burn in C-3 Clutch
Park Pawl and Linkage
Power Take Off
Pressure Control
Transmission Pump
Shift Valves
Description
Initial Design
Change 1
Change 2
Change 3
Change 4
Change 5
Change 6
Change 7
Most Frequent Complaints
Introduction
Aggressive, Jerky, or Poor Shifting
Tractor Upshifts or Downshifts Without Shift Lever Movement
Clutch Slippage and/or Warning Light On
External Oil Leakage
Tractor Will Not Move
Tractor Loses Drive Going Up Hill
Transmission Noise
Diagnostic Quick Reference
Tractor Will Not Move, Failed During Normal Use
Failed to Operate After Reassembly or Readjustment
Transmission Pressure Light Comes On
Transmission Slips Under Load, Transmission Warning Light Off
Does Not Shift When Lever Is Moved
Incorrect Ground Speed After Shifting
Tractor Shifts Without Lever Movement
Some Transmission Shifts Are Aggressive
Charts
Valve Location and Function
Transmission Control Valve Usage Chart
Rotary Valve