SUBJECT CHAPTER/SECTION PAGE
D. Generator 1-1 13
E. Control Box Assembly 1-1 13
(1) Generator control tray 1-1 13
(a) Resistors 1-1 13
(b) Generator output monitors (meters) 1-1 14
(c) Meter and line switches 1-1 15
(d) Receptacle connector 1-1 15
(e) Tray 1-1 15
(f) Manual voltage control 1-1 15
(g) Excitation-deenergization relay 1-1 15
(2) Protective relay tray 1-1 15
(a) Sensing modules 1-1 17
(b) Memory and time delay module 1-1 17
(c) Indicating lights 1-1 18
(d) Plug-interlock relay 1-1 18
(e) Test-bank switch 1-1 18
(f) Resistor 1-1 18
(g) Fuse-interlock relay 1-1 18
(h) Connector 1-1 20
(k) Auxiliary underfrequency relay 1-1 20
F. Engine Control Panel 1-1 20
(1) Engine instruments 1-1 20
(2) Engine and generator controls 1-1 21
(3) Air cleaner indicator 1-1 22
(4) Test receptacle connector 1-1 22
G. Voltage Regulator 1-1 24
H. Power Module Panel Assembly 1-1 24
(1) Load contactor 1-1 24
(2) Current transformers 1-1 24
(3) Overload module 1-1 25
(4) Rectifier 1-1 25
(5) Terminal boards 1-1 25
8. Test Box 1-1 27
A. Description 1-1 27
B. Theory of Operation 1-1 28
SECTION 2. PREPARATION FOR USE,
STORAGE, OR SHIPPING 1-2 1
1. Preparation for Use 1-2 1
A. General 1-2 1
B. Inspection/Check 1-2 1
(a) Fuel 1-2 1
(b) Engine coolant 1-2 2
(c) Engine lubricating oil 1-2 2
C. Installing Output Cables 1-2 2
Units are generally shipped without generator
set-to-aircraft cables. 1-2 2
OM-2031
Table of Contents August 5/89 Revised
Page 2
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