Table of Contents
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OM-2040 / Operation and Maintenance Manual
90D20 / Generator Sets
SUBJECT
(1) Engine Instruments
(a) Ammeter
(b) Oil Temperature Gage
(c) Oil Pressure gage and oil
(2) Engine and generator controls
(a) Fuse
(b) Engine-generator control switch
(c) Contactor control switch
(d) Indicating lights
(e) Fuel gage and blocking diodes
(g) Engine stop control
(h) Air cleaner indicator
(j) Test receptacle connector
H. Power Module Panel Assembly . . . . . . . 1-1. . . . . . . . . . . . . . . . . . . . . . . . 20
(1) Load contactor
A. Description (See Fig. 14) . . . . . . . . . . . . 1-1. . . . . . . . . . . . . . . . . . . . . . . . 23
B. Theory of Operation . . . . . . . . . . . . . . . . 1-1. . . . . . . . . . . . . . . . . . . . . . . . 23
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