TM
5-5420-226-20-1
-.
Symptom-74
DETAILED
TROUBLESHOOTING
PROCEDURE
SUPPORT
SYSTEM
- PERSONNEL
HEATER
(Continued)
o
F*
l
A
l
B
%
l
c
lD
Check heater to basket disconnect
harness (CKT 401)
from
personnel
heater
to
basket
disconnect
for
continuity.
Second
Technician
(Operators
Station)
l
First
l
l
First
l
l
Set HEATER
MASTER
switch
OFF.
Technician
(Personnel
Heater)
Set multi meter to OHMS
X 1 scale and zero
meter, or
use STE/ICE
Test No. 91 (page 4-83).
Connect
red probe of meter to contact
B (CKT
401) of
heater
to
basket
disconnect
harness
connector
at
personnel
heater.
Technician
(Commanders
Station)
Disconnect
heater
to
basket
disconnect
harness
connector
(CKT
401) from basket
disconnect.
Connect
black urobe of meter to contact
B (CKT 401) of
heater to baske; disconnect
harness connector
at basket-
disconnect.
I
.
\
1
F
A
(~KT
401)
uw~
b
1,
0°
A
OE
PERSONNEL
HEATER
TA107396
4-707