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c
OM 2012
I
I
F.
Prepamtion
for Power Delivery
(Manual
Voltage
Control)
Preparation
for
power-delivery
using manual voltage
control
is exactly
the same as
far automatic
control
para.
2,
0,
(1) thru
(2) above1 except:
-
(1)
Piace automatic-manual
switch
(33) in. MANUAL
position.
(2)
Set the manual voltage
contrai
rheostat
(32) near its
mid-range
position.
G.
Wwer'Deiivety
(Manual
Voltage
Control)
Power delivery
using manual voltage
contra!
is. the same as automatic
delivery
Clara. E,
(1) thru
(5) above1 except:
(1)
Gntrai
generator
output
voltage
by adjusting
the rheostat
(32) to maintain
a
steady 115-V
AC reading on the voltmeter
(2).
Turn
the rheostat
(32) knob
CLOCKWISE
to INCREASE
voltage
and COUNTERCLOCKWISE
to DECREASE
voltage.
(2)
Adjust voltage
to 115 V AC..
(3)
During
manual power delivery
the operator
mus; remain with
the generator
set to
adiust output voltage
for varying
loads and conditions.
H.
Discontinue
Power Delivery
9
(1)
tiace
thd'ioad
contactor
switch
(20)' in OFF
position.
Green
light
(22) should
go OFF
immediately
to indicate
that the load contactor
.has opened and power
is na longer being delivered
to the aircraft.
.
(2)
Place
engine-generatorcontroi
switch
(18) in IDLE
pasition.
,
. (3)
Disconnect
output' cable
from aircraft
.
WARNING:
NEVER
DISCONNECT
THE
OUTPUT
CABti
WHILE
POWER
IS
BEING
DELIVERED.
K.
Stopping
the Engine
(1)
Allow
theicngine
to id/c a few minutesbefore
stopping,
to permit
coaling.
._. '
(2)
To stop the engine pull the siop control
(24
OUT
and hold until
the engine
.
stops.
This
control
is spring-loaded
and should
return
to the IN position
when
released.
Aug 25'85
1-3
/
Page 9
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