TM 11-5840-281-35/1
Control settings
Step No. Test equipment
Equipment under test
Test procedure
Performance standard
a.
a.
On master Control-Indicator
Retract limit witch
Radar Receiver-
1
C-6988/ TPN-18, place AN-
stops actuator before
Transmitter RT-818/
TENNA switch to U and hold
it
TPN-18 control panel
in U until actuator on
reaches mechanical
SCAN: OFF
azimuth
limits.
MAIN POWER: ON
Antenna AS-1292/TPN-8
HV: OPERATE
stops.
b.
25 deg.
Master Control-
b. Measure upper limit of angle
Indicator
as indicated on clinometer.
c. Extend limit witch
C-4988/TPN-18 and
c. On master Control-Indicator
stops
Pulse Generator
C-6988/TPN-18, place AN-
actuator before it
0-I333/TPN-18
TENNA switch to D and hold
reaches
FOCUS: Fully cow
in D until actuator on
mechanical limits.
INTENSITY: Fully cow
azimuth
TRANSMITTER: OFF
Antenna AS-1292/TPN-8
HV ON Indicator:
stops.
d.
-1 deg.
Extinguished
d. Measure lower limit of tilt
POWER: ON
angle as indicated on
SCAN MODE: NORM
clinom-
SCAN: OFF
eter.
RANGE MILES: 40
Slave Pulse Generator
0-1333/TPN-18
SCAN MODE:
SEARCH
a.
None.
RANGE MILES: 20
a.
On master Control-Indicator
2------------------
As last indicated -------
C-6988/TPN-18, place AN-
TENNA switch to U or D as
required to position azimuth
Antenna AS-1292/TPN-8 at
b.
None.
O degree in elevation as
indi-
cated on clinometer.
c.
Object aligned with
b.
Position azimuth Antenna
vertical crosshair in
AS-1292/TPN-8 by hand to 0
sighting scope.
degree in azimuth as
indicated
on azimuth scan protractor.
c.
Looking through sighting
scope,
observe a well defined object
such as touchdown target re-
flector or tree that is farther
than 200 ft and aligned with
vertical crosshair in sighting
scope. If none exist, tempor-
arily install pole.
d.
None.
d.
Remove sighting scope from
azimuth Antenna AS-1292/
TPN-8 and attach sighting
scope to antenna support
tube.
e.
Vertical crosshair is
e.
Sight through sighting scope
aligned with object
at object sighted in c above.
sighted in C above
f.
None.
f.
Remove lighting scope from
antenna support tube and at-
tach lighting scope to elevation
Antenna AS-1291/TPN4.
g.
None.
g. Remove clinometer from azi-
muth Antenna AS-
1292/TPN- 8 and attach
clinometer to
elevation
Antenna AS--
1291/TPN-
h
None.
8.
h. Position elevation Antenna
AS-1291/TPN-8 by hand to
0-degree can angle as
indicated on clinometer.
4-28
Previous Page
