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SI-S-ALL S S t t e e i i g g e e r r Service Manual Series 1 thru 4 Volume 1 of 4 THIS IS A MANUAL PRODUCED BY JENSALES INC. WITHOUT THE AUTHORIZATION OF STEIGER OR IT’S SUCCESSORS. STEIGER AND IT’S SUCCESSORS ARE NOT RESPONSIBLE FOR THE QUALITY OR ACCURACY OF THIS MANUAL. TRADE MARKS AND TRADE NAMES CONTAINED AND USED HEREIN ARE THOSE OF OTHERS, AND ARE USED HERE IN A DESCRIPTIVE SENSE TO REFER TO THE PRODUCTS OF OTHERS. Service Manual

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Page 1: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

SI-S-ALL

SStteeiiggeerrService Manual

Series 1 thru 4Volume 1 of 4

THIS IS A MANUAL PRODUCED BY JENSALES INC. WITHOUT THE AUTHORIZATION OF STEIGER OR IT’S SUCCESSORS. STEIGER AND IT’S SUCCESSORS

ARE NOT RESPONSIBLE FOR THE QUALITY OR ACCURACY OF THIS MANUAL.

TRADE MARKS AND TRADE NAMES CONTAINED AND USED HEREIN ARE THOSE OF OTHERS, AND ARE USED HERE IN A DESCRIPTIVE SENSE TO REFER TO THE PRODUCTS OF OTHERS.

Serv

ice

Man

ual

Page 2: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Section Description Tab 1 GENERAL

STEIGER Service Manual

Series I thru IV P/N 37·182

TABLE OF CONTENTS

Table of Contents ..............................•.............. Safety Suggestions ..........•..........................•...... General Specifications (Series IV) ................•.....••......

Tab2 AXLE Standard (Clark) ......................•.........•.............. Standard (Dana-Franklin) ....•................................. Adjustable Bar .......•........•..................•...•••..•... 5-34 and S-40 ........•...........................•............ K598.00/10 and 20/30 .••..•..•..........................•...•.. K594.05/15 ..•...............•.............•.....•......•...... K598.60nO and K598.64n 4 ..........•....................•..... Controlled Traction Electric Shift Unit ...........•..........•...

Tab3 CLUTCH 14, 15.5 Inc~ Clutch .........•...........••.••.....•.......•••..

Tab 4 ELECTRICAL Electrical Schematics (Series I and II) ....................•...... Electrical Schematics (Series III) ...........................•... Electrical Schematics (ST 450i470) .........................•... Electrical Schematics (CM-KM and CS-KS) .•............•...... Electrical Schematics (KP 525) ••............•.•.........•...... Electrical System Testing and Repair .....•..............•.•....

TabS PTO Hydrostatic PTO Motor •.........................•............. Hydrostatic Pump .....•.......•..........•..........•.•••.•... Hydrostatic PTO System Troubleshooting Guide .; ...••••..•....

Tab 6 TRANSMISSION Single Speed Drop Box ..•.............................••... ~ .. 2-Speed Transfer Case .•.......•.................••....•••.•... Fuller 4510 ...••..•.•...•......•...........•............•...... Spicer SST 1010 .............•.• "~" •.......•............•••...... Detroit Diesel Allison Removal and Installation ........•..•......

Tab7 BRAKE "ST" Series I, II and III ..•................•....•......•••...•... PT/PTA Multi-Disc Power Brake .............•........•.•..•••.. Single Disc Power Brake .••..............•.......•....••...•... ST.450/470 and KP 525 Tiger Park Brake Caliper ......•.••...•.. CaHper Disc Brake ................................. " •. ; •.•......

Form Number

M00103 37-138

'M00077 M00078 M00090 37-109 37-070 37-100 37-163 M0100

37-077

37-184 37-185 37-186 37-134 37-139 37-099

37-091 37-088

M00055

M00085 MOOO86 M00087 M00088 37-089

37-105 37-104 37-102 M0101 37-179

Page 3: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Tab 8 HYDRAULICS Hydraulic Test Specifications .......•........•.................. Hydraulic (Series II and III) •............................•....... Hydraulics (Series III) ....................•..................... Orb. 35 - Steering Control Unit ...........................•••...

Tab 9 CHASSIS General Chassis ....•.....•..............................•.•... Metric Conversion ........•.........................•....•..••. Torque Values ........•............•.......................•... Steering Column (Standard TiltlTelescoping) .............••••.. Steering Column (Multi Function) ..................•...••.•••.. Air Suspension Seat .............................•..•.....••..•

Tab 10 CLIMATE CONTROL Air Conditioning ......•..............•.....................•••.

M00073R1 M00084 37-080 37-154

M00080 M00104 M00105 M00081 37-093 37-180

M00032

Page 4: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Contents

Axles .............................................................................. 1 Brakes ............................................................................ 1 Cab ............................................................................... 2 Clutch ............................................................................. 2 Electrical .......................................................................... 3 Engines ......................................................................... 4-8 Fuel System ...................................................................... 3 Hydraulics ....................................................................... 8, 9 Transfer Case ................................................................ 9, 10 Transmission ................................................................ 10, 11 3-Point Hitch .................................................................... 11 Shipping Weights - Max. Warranted Weight ................................... 12 Ballast Information .......................................................... 12, 13 Tire Loads & Inflation ....................................................... 13, 14 Tire & Ground Speed Data ..................................................... 15 Speed Chart ..................................................................... 15 General Dimension Specifications ......................................... 16, 17 Torque Values ............................................................... 18-22

Page 5: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Adjustments .................... 12-15 Differential Disassembly ............ 7-9 Differential Reassembly .......... 10-11

Contents Inspection and Failure Analysis .... 16-20 Planetary Disassembly 0 •••••••••••• 1-2 Planetary Reassembly .............. 4-6 Torque Requirements ............... 2"

Page 6: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

· Contents

Axle Housing Removal ............... 4 Axle Shaft, Servicing ................ 8 Differential, Removal and Installation ...................... 9-12 Drive Axle, Removal and Installation ... 3 Drive Pinion, Removal and Installation ........ " ............. 13-1-Planetary, Removal and D isassem b Iy . . . . . . . . . . . . . . . . . . . . . . 5-7 Wheel and Hub Removal ........... 1-2

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Wheel Hub Disassembly ........................... 1-7

Contents Differential Disassembly .......................... 8-10 Inspection and Failure Analysis .................... 10 Differential Reassembly ........................ 11-18 Controlled Traction Differential......... . . . . . .. 19-23 Controlled Traction Electric Shift .............. 24-28 Wheel Hub Reassembly ........................ 29-38

Page 8: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

CONTENTS

Page

FOREWORD ................................................................... 2

SPECiFiCATIONS ............................................................ 3,4

MAINTENANCE ................................................................ 5

CUTAWAY ILLUSTRATION (HUB) ................................................ 6

ILLUSTRATIONS K598-00/10 & 20/30 (HUBS) ................................... 7-10

CUTAWAY ILLUSTRATION (DIFFERENTIAL SECTION) ............................ 16

DIFFERENTIAL ILLUSTRATION K598-00/10 & 20/30 ............................ 17,18

DISASSEMBLY ............................................................. 11-23

Outer planetary disassembly ............................................. 11-13 Inner planetary disassembly .............................................. 13-15 Differential section disassembly .......................................... 19-22

ASSEMBLY ................................................................ 22-27

Differential section assembly ............................................. 22,23 Hub assembly .......................................................... 24-27

NO-SPIN GENERAL INFORMATION ............................................. 28

NO-SPIN INSTALLATION .................................................... 29-31

1 Steiger K598 00/10-20/30 Axle

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CONTENTS

Page

FOREWORD ............................................................•...... 2

SPECiFiCATIONS ....•.••........•..•.......................................... 3

MAINTENANCE ..•....••.............•......................................... 4

CUTAWAY ILLUSTRATION (HUB) ....•..............•...................•........ 5

CUTAWAY ILLUSTRATION {DIFFERENTIAL SECTION) .•............................ 6

DIFFERENTIAL ILLUSTRATION-K594-05/15 .•.............•...•.............•.... 7,8

ILLUSTRATIONS-K594-05/15 (HUB) ...•..•...•.................•...•.....•.•..... 9

SAFETy .........•.....•••...........•.•..•••.••...•..•......•......••.•••.... 10

DISSASSEMBLY ..••.•.••.•........••••...••••••••..... , .............•••.•. 11-32

Outer planetary disassembly .......................................... 11-17 Inner planetary disassembly ... , .•.••.•.....•.........•..........•.••.. 13-27 Differential section disassembly .•..•.•......••........•.•.........•... 28-32

ASSEMBLY •.....••.•..••••..•....•.•.....•.•..•..........•.. '.' ......•..•.• 33-48

Differential section assembly .........•...•.•.•...•..•...........••••.• 33-43 Hub assembly .••••....•.........•...•.....••...•...•.••.....•••.••.. 44-48

NoSPIN GENERAL INFORMATION ....••..•.•.•.••.•..••.•..••.........•.••..... 49

NoSPIN INSTALLATION ••.••.••.••....•......••...•.•....•.•••.....•.....•.• 50-62

1 Steiger K594 05/15 Axle

Page 10: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Contents

Section I: Foreword General Information ................................................. 1-1, 1-2 Component Identification ........................................... 1-3, 1-4 Axle Assemblies ................................................ 1-5 thru 1-15 Axle Maintenance ........................................................ 1-16

Section II: Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-1 th ru 2-3

Section III: Failure Diagnostics & Reusable Parts Guidelines .... 3-1 thru 3-3

Section IV: Axle Repair Procedures Tooling Requirements ............................................... 4-1, 4-2 Wheel Hub Repair Procedures ................................ 4-3 thru 4-36 Axle Removal Guidelines ......................................... 4-37, 4-38 Differential Repair Procedures ............................... 4-38 thru 4-49

Page 11: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Contents: Section I - Foreword

General Information ........................................................... 1-1 Differential Power Flow ....................................................... 1-1 Wheel Hub Power Flows ...................................................... 1-2 Wheel Hub Component Identification ........................................ 1-3 Differential Component Identification ........................................ 1-4 Axle Assembly KS98-60/70 ............................................... 1-5, 1-6 Differential & Carrier Assembly K598-60/70 ............................ 1-7, 1-8 Axle Assembly KS98-64174 .............................................. 1-9,1-10 Differential & Carrier Assembly K598-64/74 ......................... 1-11,1-12 Differences Between KS98-60/70 & KS98-64/74 ............................ 1-13 No-Spin General Information ......................................... 1-14,1-15 Axle Maintenance ............................................................. 1-16

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Contents: Section IV • Axle Repair Procedures

Tooling Requirements .................................................... 4-1, 4-2 General Repair Instructions ................................................... 4-3 Wheel Hub Disassembly Procedures .............................. 4-3 thru 4-12 Outer Planetary Disassembly ......................................... 4-13,4-14 Outer Planetary Reassembly .......................................... 4-15,4-16 Inner Planetary Disassembly ................................ , ......... 4-17,4-18 Inner Planetary Reassembly ...................................... 4-18 thru 4-20 Spindle Disassembly ......................................................... 4-21 Spindle Installation .................................................... 4-21,4-22 Wheel Hub Assembly Procedures ............................... .4-23 thru 4-36 Axle Removal Guidelines .............................................. 4-37, 4-38 Differential Disassembly .......................................... 4-38 thru 4-42 No-Spin Removal ...................................................... 4-41,4-42 Differential Reassembly ........................................... 4-42 thru 4-49 No-Spin Installation ................................................... 4-43,4-44

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Alignment ............................. 28-30

Clutch Adjustment ....................... 5-10

Clutch Brake Installation ................... 11

Inspection ............................. 20-22

Contents· Installation ............................ 31-36

Lubricants ............................... 36

Operation and Mai ntenance ................ 1,2

Parts Identification ........................ 3,4

Reassembly ............................ 23-27

Removal and Disassembly ............... 13-19

Specifications ............................ 37

Troubleshooting ............ : ........... 38·40

Page 14: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Electrical Service Manual

Contents Section I:

Foreword ............................................ 1-1 to 1-4

Checking Batteries ................................... 1-4 to 1-15

Hydrometer Testing Batteries .......................... 1-6 to 1-11

Load Testing Batteries ............................... 1-10 to 1-13

Alternator Testing on Tractor ......................... 1-14 to 1-18

1-26, 1-27

Bench Testing Alternator .............................. 1-28, 1-29

Section II: Troubleshooting the Starting Circuit .......................... 2-1

2-3 to 2-5

2-7, 2-10 to 2-40

Testing the Key Switch ................................. 2-2 to 2-4

Testing Circuit Breakers ................................. 2-1,2-2

Basic Circuit Operation ............................... 2-5 to 2-10

Magnetic Switches .................................. 2-11 to 2-13

Starter Operation ................................... 2-14 to 2-20

Starter Testing ..................................... 2-20 to 2-40

Section III: Testing Fuel Solenoids ................................ 3-1 to 3-3

Testing Engine Warning Systems ....................... 3-3 to 3-9

Testing Fuel Level Senders .............................. 3-9,3-10

Testing Signal, Hazard & Dimmer Switches ............. 3-10 to 3-16

Testing Pressure and Temperature

Senders & Switches ............................. 3-16 to 3-18

3-20 to 3-22

Testing AIC Compressor Coil ............................... 3-19

Testing AIC Blower Motors & Wiper Motors ............... 3-18,3-19

Checking & Tuning Radio Circuitry ..................... 3-22 to 3-24

Page 15: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Section I: Foreword ............................................ 1-1 to 1-4

Checking Batteries ................................... 1-4 to 1-15

Hydrometer Testing Batteries .......................... 1-6t01-11

Load Testing Batteries ............................... 1-10 to 1-13

Alternator Testing on Tractor ......................... 1-14 to 1-18

1-26, 1-27

Bench Testing Alternator .............................. 1-28, 1-29

Page 16: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Section II: Troubleshooting the Starting Circuit .......................... 2-1

2-3 to 2-5

2-7, 2-10 to 2-40

Testing the Key Switch ................................. 2-2 to 2-4

Testing Circuit Breakers ................................. 2-1,2-2

Basic Circuit Operation ............................... 2-5 to 2-10

Magnetic Switches .................................. 2-11 to 2-13

Starter Operation ................................... 2-14 to 2-20

Starter Testing ..................................... 2-20 to 2-40

Page 17: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Section III: Testing Fuel Solenoids ................................ 3-1 to 3-3

Testing Engine Warming Systems ....................... 3-3 to 3-9

Testing Fuel Level Senders .............................. 3-9,3-10

Testing Signal, Hazard & Dimmer Switches ............. 3-10 to 3-16

Testing Pressure and Temperature

Senders & Switches ............................. 3-16 to 3-18

3-20 to 3-22

Testing AIC Compressor Coil ............................... 3-19

Testing AIC Blower Motors & Wiper Motors ............... 3-18,3-19

Checking & Tuning Radio Circuitry ..................... 3-22 to 3-24

Page 18: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Introduction

The purpose of this manual is to provide you with serv­ice information and pro"cedures for disassembly and reassembly of the Model 54 Hydrostatic motor. We feel the procedures outlined in this manual should allow you to better service the motor and obtain the best results possible.

To assure accuracy of repair, and prevent part loss or damage, certain components or subassemblies are dis­assembled, inspected and reassembled upon removal from the motor. Refer to the list of contents (below) for various sections.

Contents

Introduction .................................... 1 Model Number System ........................... 3 General Number System .......................... 3 O-Ring Specifications ............................ 3 Exploded View .................................. 4 Part Description ................................ 5 Removal Procedures ............................. 6 Shaft Seal Disassembly ......................... 7,8 Shaft Seal Reassembly ......................... 7,8 Valve Block Disassembly ....................... 8,9 Valve Block Reassembly ........................ 10 End Cover Disassembly ......................... 12 Rotating Group Disassembly .... '" ........... 12,13 Cylinder Barrel Disassembly ........... '" ., ... 13,14 Cylinder Barrel Reassembly ...................... 14

1

Cleanliness is most important: The level of cleanliness maintained in the disassembly and reassembly proce­dure, along with that of the entire hydrostatic circuit. has a direct effect on the performance of the Hydro­static motor.

Shaft & Bearing Cone Disassembly ............... 15 Shaft & Bearing Cone Reassembly ................ 15 Fixed Motor Housing Disassembly ............. 15,16 Fixed Motor Housing Reassembly ................ 17 Rotating Group Reassembly ..................... 17 End Cover Shaft Bearing Cone Reassembly ......... 17 Bearing Plate Reassembly ............. : ......... 18 End Cover Reassembly ....................... 18,19 Shaft Seal Reassembly .......................... 19 Install Valve Block Reassembly ................... 19 Torque Specifications ........................... 19 Installation Procedures ......................... 20 Cutaway View of Motor .............. : ........... 21

Hydrostatic Motor

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Auxiliary Section Disassembly ..... 11-13 Auxiliary Section Reassembly ..... 17-20 Clutch Housing Reassembly ....... 38-34 Disassembly Precautions ............. 2 Front Section Disassembly ......... 3-10

Contents Front Section Reassembly ........ 21-37 Input Shaft Replacement ............. 1 Inspection ........................ 14 Pump Removal ..................... 1 Shift Bar Housing Reassembly ..... 40-42 Shift Lever Reassembly ............. 43 Torque Ratings .................... 15

Page 20: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Gears and Case Disassembly ....... 6-10 Gears and Case Reassembly ....... 11-16 General Information ................ 1-2

Contents Shifter Housing Disassembly .......... 3 Shifter Housing Reassembly ........ 4-5 Special Tools ................... 17-19 Trouble Shooting ................ 20-23

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General Information . ...................... 1-4

Identification & Application .............. 1

General Specifications .................. 2

Torque Specifications ................... 2

Contents Safety Practices ....................... 3

Nomenclature ......................... 4

HT754 CRD Transmission . ................ 5-34

Removal Procedures ................. 5-18

Installation Procedures .............. 19-34

CL T 5965 Transmission . ................. 35-56

Removal Procedures ................ 35-42

Installation Procedures .............. 43-56

Page 22: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Single Disc Brake System ........................ 1-16 General information ............................... 1 Park brake caliper ............................... 2-4

Contents Single piston hydraulic caliper ................. 5-10 Master cylinder ................................ 11-13 Brake disc ..................................... 13-15

Multi Disc Brake System ......................... 17-28 General information ........................... 17,18 Discs and actuator group ..................... 18-23 Master cylinder ................................ 2426 Slave cylinder .................................. 26-28

Page 23: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Contents

Single Disc Power Brake System

Forward ............................................................ 1 Safety Suggestions ................................................ 2 General Information ............................................. 3,4 Park Brake System .............................................. 5-10 Park Brake Caliper ............................................ 11-17 Service Brake Caliper ......................................... 17-27 Brake Disc ...................................................... ' ... 28 Master Cylinder/Booster Assy. (open center) ................ 29-41 Closed Center Brake Booster Assy ........................... 42-51 Flow Regulator (open center) ................................ 52-63 Intensifier Assy ................................................ 64-69 Troubleshooting and Diagnosis ............................... 70,71

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Control Valve (Cross) ............ 25-26 Control Valve (Gresen) .......... ··.43-44 General Information (WC, SWC, BC) ........................ 1-2 General Information (Cougar-

Contents Tiger) .......................... 29-30 Hydraulic Pump - Borg Warner ...... 5-8 Hydraulic Pump - Cessna ........... 3-4 Hydraulic Pump - Commercial Shearing ....................... 31-42 Relief Valve ....................... 27 Steering Cylinders ................... 9 Steering Orbitrol ................ 11-24

~: .-

~::.: ...

Page 25: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

System Principles and Diagnosis

Contents

General Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1-1,1-2 System Maintenance ................................................... 1-2 thru 1-5 Operation of the Priority Valve ................ , ....................... 1-5 thru 1-14 Operation of the Steering Valve ...................................... 1-15 thru 1-20 Operation of the Steering System .................................... 1-21 thru 1-30 Operation of the Flow Regulator ..................................... 1-30 thru 1-37 Operation of the Main Relief Valve ................................... 1-37 thru 1-42 Operation of the Implement Control Valve ........................... 1-43 thru 1-56 Basic Operation of Filters, Pumps & Vent Valves .................... 1-56 thru 1-60 Cooling Circuit, Accessory Hyd. Circuits ............................ 1-61 thru 1-64 Laser Control Systems ............................................... 1-65 thru 1-67

Page 26: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Hydraulic Service Manual

Contents

Section I. System Principles and Diagnosis General Information ...................................................... 1-1,1-2 System Maintenance ................................................. 1-2 thru 1-5 System Principles and Diagnosis ........................... : ....... 1-5 thru 1-67

Section II. Troubleshooting, Testing and Adjusting Specifications ................................................................. 2-1 Troubleshooting Practices ........................................... 2-2 thru 2-6 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-6 th ru 2-8 Troubleshooting Practices .......................................... 2-8 thru 2-50 Decontaminating the System ...................................... 2-50 thru 2-54 Accessory Circuits ................................................. 2-55 thru 2-57 Troubleshooting Guide ............................................ 2-59 thru 2-63

Section III. Major Inspection and Failure Analysis General Information ...................................................... 3-1,3-2 Major Inspection and Failure Analysis .............................. 3-2 thru 3-22

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Troubleshooting, Testing and Adjusting

Contents

Specifications ................................................................... 2-1 Troubleshooting Practices ............................................. 2-2 thru 2-6 Safety .................................................................. 2-6 thru 2-8 Evaluation of the Implement Circuit ................................... 2-8 thru 2-12 Testing Pump Performance .......................................... 2-12 thru 2-18 Testing & Adjusting the Main Relief Valve ........................... 2-19 thru 2-21 Testing the Priority & Steering Valve Performance ................... 2-21 thru 2-44 Testing the Flow Regulator .............................................. 2-45,2-46

Testing & Adjusting the Implement Valve Detent Release Pressure ........................................... 2-45 thru 2-48

Testing & Adjusting the Secondary Relief Valve ..................... 2-45 thru 2-49 Decontaminating the System ........................................ 2-50 thru 2-54 Accessory Circuit Relief Valve, Flow Divider ......................... 2-55 thru 2-57 Troubleshooting Guide .............................................. 2-59 thru 2-63

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Contents

Control Unit Exploded View ....................................... 1 Tool Requirements ................ ' ................................ 1 Control Unit Disassembly ....................................... 3-6 Control Unit Reassembly ....................................... 7-11 Operation Instructions ............................................ 11 Troubleshooting Guide ....................................... 12-14

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General Information ...................... 1

SpeciHcations ........................... 2

Contents Removal Procedures ..................... 3,4

Disassembly .......................... 5-19

Inspection .............................. 20 Reassembly .......................... 21-37

Installation Procedures ................ 38,39

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Ai r-Con d it ion i n 9

Special Service Tools Required

(See Steiger Tool Catalog)

Vendor PIN Descrip-tion Steiger Ref. PIN

Local Mark IV 10560 Deluxe auto air conditioner 58-048 Air Conditioning service tool set. Dealer 12467 Vacuum Pump 58-049

or 10569 Bimetal dial thermometer 58-050 Steiger Tractor 32416 Front plate puller 58-041

32435 Clutch roller installer 58-042

32419 Seal seat retainer remover 58-043

32425 Seal remover & installer 58-044

32426 Seal sleeve protector 58-045

32436 Clutch face installer 58-046

32418 Clutch rotor remover with adapter 58-047

32448 Level 58-057

32447 Dipstick 58-058

AIR CONDITIONING

Page 31: Steiger Tractor Service Manual - Heavy Equipment | … Diesel Allison Removal and Installation ... Shaft Seal Disassembly ... Steiger Tractor Service Manual

Air Conditioning Theory .............. 2 Basic System ....................... 2 Cab Module ........................ 4 Cab Control Operation .............. 10 Charge the System .............. 16-17 Check Compressor Oil ............ 18-19 Clutch Removal/ Installation ........ 7-25 Comfort Factors .................... 2 Compressor ..................... 5-21 Compressor Maintenance ........... 21

Contents Condensor ...................... 5,6,7 Evacuate the System ............... 15 Evaporator ...................... 4,6,7 Expansion Valve .................... 4 Fundamentals of Dehydrating the System ....................... 8-9 Leak Testing ...................... 13 Receiver 0 ryer ...... " .............. 3-4 Service and Maintenance ............ 13 Thermal Switch .................... 31 Troubleshooting the Cab Module ..... 31 Troubleshooting Chart .............. 32

1 AIR CONDITIONING