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Page Title:
RDR ALT RELBL Switch S4 Functional Check. |
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 TM 9-4931-378-13&P
(4) Set
KN switch S17 (31) to each of
Pin
Vdc
the following positions and read the
XA1-75
4.50 to 5.50
specified voltage on the DVM. (See table
XA1-76
4.50 to 5.50
Vdc
S17 Position
(9)
Set circuit breakers CB1 (47) and CB2
-5.900 to -6.100
OUT AFT
(46) OFF.
-4.950 to -5.050
-50
(10)
Reinstall CCA's 1A1, 1A2 and 1A3 in ac-
-1.950 to -2.050
-20
cordance with Chapter 6.
-0.050 to 0.050
o
(11)
Set circuit breakers CB1 (47) and CB2
1.950 to 2.050
20
(46) ON.
4.450 to 4.550
45
f. RDR ALT RELBL Switch S4 Functional Check.
5.050 to 5.150
51
Check RDR ALT RELBL switch S4 and associated
5.900 to 6.100
OUT FWD
circuits as follows:
(1) Set RDR ALT REBL switch S4 (9, figure
KN Switch S18 Functional Check. Check
VI
i.
KN switch S18 and associated circuits as
(2) Connect DVM positive lead to pin 54 of
follows:
J4 (36).
NOTE
(3) Connect DVM negative lead to TP4 (17).
(4) Read 4.90 Vdc to 5.10 Vdc on DVM.
This check verifies the operation of
(See table 5-5, 53.)
switch S18 and associated circuits on cir-
( 5 ) Set RDR ALT RELBL switch S4 (9) to
cuit card assembly 1A3.
RDR ALT RELBL.
(6) Read 0.0 Vdc to 0.5 Vdc on DVM. (See
(1) Set TS MON switch S11 (52) to
table 5-5, 54.)
(2) Set Vlv KN switch S18 (32) to each of
g. PANEL LIGHTS Switch S19 Functional Check.
the following positions and read the
Check PANEL LIGHTS switch S19 and associated
specified voltage on the DVM. (See table
circuits as follows:
(1)
Connect DVM positive lead to pin 4 of J3
Vdc
S18 Position
(38).
(2)
Connect DVM negative lead to TP4 (17).
OUT LEFT
-5.900 to -6.100
(3)
Set PANEL LIGHTS switch S19 (37) to
-50
-4.950 to -5.050
PANEL LIGHTS.
-20
-1 .950 to - 2 . 0 5 0
Read 4.50 Vdc to 5.50 Vdc on DVM.
(4)
o
-0.050 to 0.050
(See table 5-4, 55.)
20
1.950 to 2 . 0 5 0
Set PANEL LIGHTS switch S19 (37) to
(5)
50
4.950 to 5.050
the off (down ) position.
OUT RIGHT
5.900 to 6.100
Read 0.0 Vdc to 0.5 Vdc on DVM. (See
(6)
RDR ALT FT Switch S7 Functional Check. Check
table 5-4, 56.)
j.
RDR ALT FT switch S7 and associated circuits as
KN Switch S17 Functional Check. C h e c k
h.
follows:
KN switch S17 and associated circuits as fol-
NOTE
lows:
This check verifies the operation of
NOTE
switch S7 and associated circuits on cir-
cuit card assembly 1A3.
This check verifies the operation of
switch S17 and associated circuits on cir-
( 1 ) Set TS MON switch S11 (52) to RDR
cuit card assembly 1A3.
ALT.
(2) Set RDR ALT FT switch S7 (24) to each
(1) Connect DVM positive lead to TP9 (50).
of the following positions and read the
(2) Connect DVM negative lead to TP10
specified voltage on the DVM. (See table
(51).
(3) Set TS MON switch S11 (52) to
5-19
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