Table 5-5. True Airspeed Check.
DVM Reading of
True Airspeed Voltage
release the RESET switch ( fig. 1-14) on the
at least two seconds set S3 to down. Check
indicators on the EPU show black. Check that
that the LAI BITE indicator on the EPU ( fig.
the ADS NO GO and ADS FLR lamps on the test
1-14) changes from black to white and stays
set are extinguished.
Set test set Angle Resolver Dial B1 to 0. Set test
d. Air Temperature Check (See Figure 1-32).
set Angle Resolver Dial B2 to 60 degrees. Check
t h a t the AADS BITE indicator ( fig. 1-14) on the
Connect the EPU for test as shown in figure 5-8.
EPU is black and the ADS NO GO and ADS FLR
lamps on the test set are extinguished.
S e t t e s t s e t s w i t c h S 8 D A T A W D S E L t o T A I R.
Set test set Angle Resolver Dial B2 to 70 degrees.
Set test set switch S6 AlR TEMP C° to the
C h e c k that the AADS BITE indicator ( fig. 1-14)
p o s i t i o n shown in Table 5-6. Set S1 to CONT.
o n the EPU is white and the ADS NO GO and
Set test set switches CB1 and CB2 OFF and
A D S FLR lamps on the test set are illuminated.
t h e n to ON after selection of each of the three
Set test set switch CB2 to OFF. Set test set
o n the test set is as detailed in Table 5-6 for
Angle Resolver Dial B2 to 0. Set test set switch
t h e corresponding position of S6.
CB2 to ON. After at least 5 seconds press and
Table 5-6. Air Temperature Calibration Check.