Section VII
TABLE 7-2A. FLIGHT LINE CERTIFICATION PROCEDURE (CONT)
If Indication
Circuit or
Normal
Is Abnormal
Function Tested
Indication
Procedure
Step
ERROR readout
8
Set synchro standard to
indications re-
Part
decreasing 15-degree
corded at each
increments through
11
setting shall be
360 degrees. Record
within 2 minutes
ERROR readout indica-
of those recorded
tion at each setting.
in part I of this
step.
9
Monitor Telescope
Alignment Test
Replace defective
Computed difference Alignment of telescope
POWER ON-OFF to
Monitor.
shall be 180 degrees with respect to azi-
POWER OFF.
muth scale.
1 minute.
Disconnect synchro
standard from Console.
Set up and level
Monitor on Tripod.
Rotate Monitor to
sight any distant target.
Read and record
bearing indicated on
azimuth scale.
Rotate telescope 180
degrees in vertical
plane.
Rotate Monitor to sight
same target.
Read and record
bearing indicated on
azimuth scale.
Compute difference
of the two recorded
10
Monitor Magnetic
Part
Alignment Test
I
Demagnetize Monitor
Monitor magnetic
Note
Index error shall
magnetic sensing ele-
sensing element.
be 0 6 minutes.
ment in accordance with
All remaining
tests shall be
performed in
Perform crosshair test in
an area that
accordance with para-
has been
surveyed.
7-8E
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