PGEV and PGE Locomotive Governors. Manual - part 24

Manual 36703 

PGEV and PGE Locomotive Governors 

 

 

 

Woodward 

85 

 

 

Figure 5-66. Water Box 

PGEV and PGE Locomotive Governors 

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Woodward 

Chapter 6. 

Test and Adjustment 

 
 

Test Setup 

 
1.  Make the following settings on the test stand before starting the test. 
 

a.  Turn heater switch to "O2N." 

 

b.  Turn oil pump switch to "OFF." 

 

c.  Set air gauges to zero. 

 d. 

Close 

valves. 

 

e.  Set direction of rotation for the governor under test. 

 
2.  Mount governor on test stand. See Figures 6-1, 6-2, and 6-3, and make the 

following connections: 

 

a.  Electrical (remove cover first) 

 

b.  Governor oil pressure gauge 

 c. 

Drain 

 d. 

Float 

 e. 

Fill 

 f. Fuel-limiter 

pressure 

(if fuel limiter is present) 

 

g.  Low lube oil pressure (air or oil) 

 

h.  Low water pressure (air or oil) 

 

i. 

Servo rod end to test stand 

 
3.  Test Specifications (TSPs) for each PGE and PGEV part number are 

available from Woodward Governor Company or your nearest authorized 
service facility. These TSPs reflect calibration instructions and set points. 
Calibration should not be attempted without the appropriate TSP. Use the 
information in the appropriate TSP (for your governor part number) to 
calibrate your governor. 

 
4.  To locate adjustable components, refer to Figures 6-1 through 6-6 below. 
 

 

 

Figure 6-1. PGEV Test (Right-hand Side) 

 

 

Manual 36703 

PGEV and PGE Locomotive Governors 

 

 

 

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Figure 6-2. PGEV Test (Front) 

 

 

 

Figure 6-3. PGEV Test (Left-hand Side) 

 

 

PGEV and PGE Locomotive Governors 

Manual 36703 

 

 

 

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Woodward 

 

 

Figure 6-4. Speed Setting Assembly 

 

 

 

Figure 6-5. Solenoid Pack