TM 5-5420-226-20-1
Symptom-56
DETAILED
TROUBLESHOOTING
PROCEDURE
SUPPORT
SYSTEM
- GAS
PARTICULATE
(Continued)
k
~
Check
basket-control
panel
accessories
harness
(CKT415D)
for electrical
power to precleafier
and gas
Second
Technician
(Operator’s
Station)
l Set GAS PARTICULATE
switch OFF.
l Set MASTER BATTERY
switch OFF.
First
Technician
(Commander’s
Station)
l Disconnect
basket-control
panel
accessories
harness
connector
(CKT
4 15D) from
precleaned
and gas
particulate
filter assembly.
l Set multimeter
to measure
18 to 30 volts
dc. or use
STE/ICE
Test
No.
89 (page
4-81).
l Connect red probe of meter to contact of basket-control
panel
accessories
harness
connector
(CKT
4 I SD) and
black
probe
to ground.
Second
Technician
(Operator’s
Station)
l Set MASTER
BATTERY
switch
ON.
l Set GAS PARTICULATE
switch
ON.
First
Technician
(Commander’s
Station)
l Check if meter indicates
18 to 30 volts dc.
Does meter indicate 18 to 30 volts dc?
{
m
FOR CLARITY
QUADRANT
ASSEMBLIES
NOT SHOWN
l Check master control panel
accessories harness (CKT
415D) at panel connector for
electrical power.
.
l See Step @
.
TA107271
4-582
