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Section I. DESCRIPTION AND USE OF OPERATOR CONTROLS AND INDICATORS | Up
TM-9-6115-659-13P Power Unit PU-732/M (NSN 6115-00-280-3082) MEP-118A 15 Kw 400 Hz Generator Set M200A1 2-Wheel 4-Tire Modified Trailer Manual | Next
Section Il. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES |
TM 9-6115-659-13&P
Table 2-1. Description of Switch Box Controls and Indicators
Item
No.
Description
Function
1
SYNCHRONIZING light
Used to synchronize generator sets for transferring load. All
three lights are dark when only one generator set is operat-
ing. The lights simultaneously go from bright to dark and
back to bright in repeated cycles after TRANSFER switch (5)
is engaged while one generator set is on line and other is
ready to go on line. All three are again dark after load has
been transferred.
2
ON light for GEN SET 1 (front
Lights when front generator set is supplying power to switch
generator set)
box.
3
ON LINE light for GEN SET 1
Lights when front generator set is supplying power to the
(front generator set)
load.
4
ON OFF switch for GEN SET 1
Toggle switch, used to place front generator set on line when
(front generator set)
generator set is ready or take it off line before shutting it
down.
5
TRANSFER switch
Toggle switch, used to transfer load when one generator set is
on line and SYNCHRONIZING lights (1) indicate that other
generator set is ready to go on line.
6
ON/ OFF switch for GEN SET 2
Toggle switch, used to place rear generator set on line when
(rear generator set)
generator set is ready or take it off line before shutting it
down.
7
ON LINE light for GEN SET 2
Lights when rear generator set is supplying power to the
(rear generator set)
load.
8
ON light for GEN SET 2 (rear
Lights when rear generator set is supplying power to switch
generator set)
box.
2-FA3
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