TM-5-5420-228-24
LAUNCHER HYDRAULICS SYSTEM M48A5/M60A1 TANK CHASSIS, TRANSPORTING: FOR BRIDGE, ARMORED-VEHICLE-LAUNCHED; SCISSORING TYPE, CLASS 60
TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT; MAINTENANCE MANUAL
AUGUST 1985
TM-5-5420-228-24 - Page 181 of 750
TM 5-5420-228-24
Symptom-8
DETAILED
TROUBLESHOOTING
PROCEDURE
SUPPORT
SYSTEM
- VENTILATION
I
(Continued)
Check output connector
(CKT 159) of accessories
controi
box
for
electrical
power.
Technician
(Operator’s
Station)
Set MASTER
BATTERY
switch
off,
Reconnect
CKT
159 harness
connector
to ventilating
blower.
Disconnect
CKT
159 output
harness
connector
from
accessories
control
box.
Connect
red probe
of meter
to center
contact
of CKT
159 connector
on accessories
control
box and
black
probe
to ground.
Set MASTER
BATTERY
switch
ON.
Check
if meter
indicates
18 to 30 volts
dc.
Does
meter indicate
18 to 30 voits
dc?
Inspect
CKT
159 harness
for
bentlbroken
harness
connectors
or loose
CKT
159
wire
at rear
of connectors.
Repair
connectors
if defective
(TM 5-5420-202-20).
If connectors
are
not
defective,
repiace
CKT
159
harness
between
accessories
control
box and
blower
assembly
(TM 5-5420-202-20).
o
YES
-1
mm
Z-
K
CON N}CTOR
1
ACCESSORIES
CONTROL
●
BLOWER
BOX
ASSEMBLY
*
CONTACT
TA251399
2-102
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