Craftsman 28906 - Table of Contents

Table of Contents
Introduction ....................................................................................................... 1
Professional Shop manual intent ...................................................................... 1
Fasteners ......................................................................................................... 1
Assembly .......................................................................................................... 1
Description of the GT series ............................................................................. 2
Model and Serial Numbers ............................................................................... 2
Precautions ...................................................................................................... 2
RMC Module .................................................................................................... 3
Key switch ........................................................................................................ 3
RMC module .................................................................................................... 5
RMC module plug test (electric PTO) ............................................................... 7
RMC module plug test (manual PTO) .............................................................. 9
Electric PTO switch ......................................................................................... 11
PTO relay ........................................................................................................ 11
PTO switch (manual PTO) .............................................................................. 12
Brake switch (manual PTO) ............................................................................ 12
Brake switch (electric PTO) ............................................................................. 13
Park brake switch ............................................................................................ 14
Reverse Safety Switch .................................................................................... 14
Seat Safety Switch .......................................................................................... 15
Starter solenoid ............................................................................................... 16
Fuse ................................................................................................................ 17
Electrical diagnosis .......................................................................................... 17
Electrical environment: AC Vs. DC .................................................................. 19
Types of circuits .............................................................................................. 21
Series ........................................................................................................... 21
Parallel ......................................................................................................... 21
Series/parallel .................................................................................................. 22
Shorts ........................................................................................................... 22
Opens ........................................................................................................... 22
Increased resistance ....................................................................................... 22
The Tools ........................................................................................................ 22
Equipment that may be useful: ........................................................................ 22
Digital Multi-meter ........................................................................................... 23
Wiring diagram or schematic ........................................................................... 24
Fused jumper wires ......................................................................................... 24
Test lights (high impedance) ........................................................................... 24
Ammeters and specialized charging system testers
Batteries .......................................................................................................... 27
Battery Testers: ............................................................................................... 29
Testing the battery: .......................................................................................... 29
Voltage Drop Test ........................................................................................... 33
Testing switches .............................................................................................. 35
Relay ............................................................................................................... 36
Diodes ............................................................................................................. 37
Schematics ...................................................................................................... 39