(2)
The actuator will surge under the following conditions:
a.
Stability or gain adjustment set too high
b.
Actuator linkage loose
c.
Actuator linkage binding
7.
Engine Troubleshooting
The ability of the engine to start and run properly depends upon a number of things.
(1)
An adequate supply of 12 V DC power reaching a good starter (1, fig. 1) and starter button.
(2)
Sufficient 12 V DC power reaching the fuel.
(3)
An adequate supply of air, compressed to a sufficiently high pressure.
(4)
The injection of the correct amount of clean fuel at the proper time
NOTE:
When troubleshooting the engine, keep the above requirements in mind.
8.
Illustrations
Illustrations, Figures 1, 2, and 3 are referred to throughout the Troubleshooting Chart.
9.
Connection and Schematic Diagrams
All connection and schematic diagrams for generator, engine, lights, and all controls are located in
chapter 5.
1. Starter
2. Starter Terminal
3. Switch to starter terminal
4. Starter solenoid
5. Solenoid switch input
terminal
Starter and Solenoid Switch
Figure 1
OM-2084 / Operation and Maintenance Manual
90CU24 / Series 500392 Generator Sets
November 27/1997
Chapter 2-4
Page 3
