PGEV and PGE Locomotive Governors. Manual - part 1

 

 

Product Manual 36703

(Revision NEW)

Original Instructions

 
 
 
 

 

PGEV and PGE 

Locomotive Governors 

 
 

Installation and Operation Manual 

 

 

 
 

 

 

General 

Precautions

 

Read this entire manual and all other publications pertaining to the work to be 
performed before installing, operating, or servicing this equipment. 

Practice all plant and safety instructions and precautions. 

Failure to follow instructions can cause personal injury and/or property damage. 

 
 

 

 

Revisions

 

This publication may have been revised or updated since this copy was produced. 
To verify that you have the latest revision, check manual 

26311

 , Revision Status & 

Distribution Restrictions of Woodward Technical Publications, on the publications 
page of the Woodward website: 

www.woodward.com/publications

 

 
The latest version of most publications is available on the publications page. If 
your publication is not there, please contact your customer service representative 
to get the latest copy. 

 
 

 

 

Proper Use

 

Any unauthorized modifications to or use of this equipment outside its specified 
mechanical, electrical, or other operating limits may cause personal injury and/or 
property damage, including damage to the equipment. Any such unauthorized 
modifications: (i) constitute "misuse" and/or "negligence" within the meaning of 
the product warranty thereby excluding warranty coverage for any resulting 
damage, and (ii) invalidate product certifications or listings. 

 
 

 

 

Translated 

Publications

 

If the cover of this publication states "Translation of the Original Instructions" 
please note: 

The original source of this publication may have been updated since this 
translation was made. Be sure to check manual 

26311

 , Revision Status & 

Distribution Restrictions of Woodward Technical Publications, to verify whether 
this translation is up to date. Out-of-date translations are marked with 

. Always 

compare with the original for technical specifications and for proper and safe 
installation and operation procedures. 

 
 
 
 
 
 
Revisions—Changes in this publication since the last revision are indicated by a black line 

alongside the text. 

 
 
 
 
 
 
 
 
 

Woodward reserves the right to update any portion of this publication at any time. Information provided by Woodward is 
believed to be correct and reliable. However, no responsibility is assumed by Woodward unless otherwise expressly 
undertaken. 

Copyright © Woodward 1990 

All Rights Reserved 

Manual 36703 

PGEV and PGE Locomotive Governors 

 

 

 

Woodward 

i 

Contents 

 
 

W

ARNINGS AND 

N

OTICES

 ............................................................................ 

V

 

E

LECTROSTATIC 

D

ISCHARGE 

A

WARENESS

 ................................................. 

VI

 

C

HAPTER 

1.

 

G

ENERAL 

I

NFORMATION

 ...........................................................  1

 

Introduction ............................................................................................................. 1

 

Specifications ......................................................................................................... 1

 

C

HAPTER 

2.

 

I

NSTALLATION AND 

A

DJUSTMENT

 ........................................... 11

 

Introduction ........................................................................................................... 11

 

Installation ............................................................................................................ 11

 

Adjustments .......................................................................................................... 12

 

Oils For Hydraulic Controls ................................................................................... 13

 

C

HAPTER 

3.

 

P

RINCIPLES OF 

O

PERATION

 ................................................... 16

 

Introduction ........................................................................................................... 16

 

Basic Governing Section ...................................................................................... 16

 

Speed Setting Section .......................................................................................... 19

 

Load Control Section ............................................................................................ 22

 

Fuel Limiter ........................................................................................................... 31

 

Load Control Override Linkage ............................................................................ 35

 

Start Fuel Limiter .................................................................................................. 36

 

C

HAPTER 

4.

 

T

ROUBLESHOOTING

 ............................................................... 38

 

Introduction ........................................................................................................... 38

 

Oil ......................................................................................................................... 38

 

Compensating Needle Valve ................................................................................ 38

 

Definitions ............................................................................................................. 38

 

Preliminary Inspection .......................................................................................... 39

 

C

HAPTER 

5.

 

M

AINTENANCE

 ....................................................................... 43

 

Introduction ........................................................................................................... 43

 

Special Tools ........................................................................................................ 43

 

General Instructions ............................................................................................. 43

 

Disassembly ......................................................................................................... 43

 

Repair or Replacement ......................................................................................... 59

 

Cleaning................................................................................................................ 59

 

Lubrication ............................................................................................................ 59

 

Assembly .............................................................................................................. 59

 

C

HAPTER 

6.

 

T

EST AND 

A

DJUSTMENT

 .........................................................  86

 

Test Setup ............................................................................................................ 86

 

C

HAPTER 

7.

 

R

EPLACEMENT 

P

ARTS

 ........................................................... 90

 

C

HAPTER 

8.

 

P

RODUCT 

S

UPPORT AND 

S

ERVICE 

O

PTIONS

 ......................... 118

 

Product Support Options .................................................................................... 118

 

Product Service Options ..................................................................................... 118

 

Returning Equipment for Repair ......................................................................... 119

 

Replacement Parts ............................................................................................. 119

 

Engineering Services .......................................................................................... 120

 

Contacting Woodward’s Support Organization .................................................. 120

 

Technical Assistance .......................................................................................... 121

 

A

PPENDIX

.

 

A

UXILIARY 

E

QUIPMENT

 .......................................................... 122

 

 

 

PGEV and PGE Locomotive Governors 

Manual 36703 

 

 

 

ii 

Woodward 

Illustrations and Tables 

 
 
Figure 1-1. Left Front View of PGE Governor (Remote Vane Servo Apps) ........... 2

 

Figure 1-2. Right Rear View of PGE Governor (Remote Vane Servo Apps) ......... 2

 

Figure 1-3. Left Front View of PGEV Governor (Integral Vane Servo Apps) ......... 3

 

Figure 1-4. Right Rear View of PGEV Governor (Integral Vane Servo Apps) ....... 3

 

Figure 1-5a. Outline Drawing of PGE Governor with Rotary Servo ....................... 4

 

Figure 1-5b. Outline Drawing of PGE Governor with Rotary Servo ....................... 5

 

Figure 1-6a. Outline Drawing of PGEV Governor with Integral Vane Servo and 

Rotary Output .................................................................................... 6

 

Figure 1-6b. Outline Drawing of PGEV Governor with Integral Vane Servo and 

Rotary Output .................................................................................... 7

 

Figure 1-7a. Outline Drawing of PGEV Governor with Integral Vane Servo, Water 

Box, and Linear Output ...................................................................... 8

 

Figure 1-7b. Outline Drawing of PGEV Governor with Integral Vane Servo, Water 

Box, and Linear Output ...................................................................... 9

 

Figure 1-8. Typical Wiring Diagram ........................................................................ 9

 

Figure 1-9. Typical Wiring Diagram for 12 Pole Connector .................................. 10

 

Figure 1-10. Typical Wiring Diagram for 16 Pole Connector ................................ 10

 

Figure 2-1. Viscosity Comparison Chart ............................................................... 15

 

Figure 2-2. Oil Comparison Chart ......................................................................... 15

 

Figure 3-1. Schematic Diagram of Typical PGEV Governor ................................ 21

 

Figure 3-2. Sectional Diagram PGE Governor ..................................................... 23

 

Figure 3-3a. Integral Vane Servo (with Resistor Pack Assembly) ....................... 28

 

Figure 3-3b. Integral Vane Servo (with Ceramic Resistor) ................................... 28

 

Figure 3-4. Lube Oil Pressure Shutdown and Alarm ............................................ 30

 

Figure 3-5. Typical Limited Acceleration Fuel Schedule Curve ........................... 31

 

Figure 3-6a. Schematic Diagram, Fuel Limiter and Linkage ................................ 33

 

Figure 3-6b. Start Fuel Limiter Linkage ................................................................ 37

 

Figure 5-1. PGEV with Fuel Limiter ...................................................................... 44

 

Figure 5-2. Solenoid Pack .................................................................................... 44

 

Figure 5-3. Fuel Limiter Installed .......................................................................... 45

 

Figure 5-4. Fuel Limiter Assembly ........................................................................ 45

 

Figure 5-5. Overriding Solenoid Spring and Piston .............................................. 45

 

Figure 5-6. Load Control Bushing, Spring, and Gasket........................................ 45

 

Figure 5-7. Triangular Plate and Speed Setting Cylinder Installed on Column .... 46

 

Figure 5-8. Speed Setting Cylinder and Triangular Plate ..................................... 46

 

Figure 5-9. Time Delay Mechanism Installed ....................................................... 47

 

Figure 5-10. Time Delay Mechanism and Speed Setting Pilot Valve Assembly .. 47

 

Figure 5-11. Bypass Valve ................................................................................... 47

 

Figure 5-12. Vane Servo ...................................................................................... 48

 

Figure 5-13. Vane Servo and Oil Filter ................................................................. 48

 

Figure 5-14. Low Lube Oil Cover and Diaphragm ................................................ 49

 

Figure 5-15. Side Plate ......................................................................................... 50

 

Figure 5-16. Low Lube Oil and Timing Valve Systems ........................................ 50

 

Figure 5-17. Power Case and Power Servo ......................................................... 50

 

Figure 5-18. Compensation System ..................................................................... 51

 

Figure 5-19. Drive Shaft ....................................................................................... 51

 

Figure 5-20. Power Case and Base ..................................................................... 52

 

Figure 5-21. Ballhead Assembly ........................................................................... 52

 

Figure 5-22. Power Case ...................................................................................... 53

 

Figure 5-23. Solenoid Pack and Receiver ............................................................ 53

 

Figure 5-24. Solenoid and Receiver Assembly .................................................... 54

 

Figure 5-25. Speed Setting Cylinder .................................................................... 54

 

Figure 5-26. Fuel Limit Bracket and Linkage ........................................................ 55

 

Figure 5-27. Fuel Limiter Sensor and Bellows ..................................................... 56