TM
5-5420-226-20-1
DETAILED
TROUBLESHOOTING
PROCEDURE
Symptom-75
SUPPORT
SYSTEM
- PERSONNEL
HEATER
PERSONNEL
HEATER
STARTS,
WORKS
FOR
A SHORT
TIME,
THEN
STOPS.
r
~
NOTE
This procedure
is to be performed
by
two
persons.
The
lead
person
is
referred
to as the first technician
and
shall direct the activity
of the second
person called the second
technician.
I
I
,PERSONNEL
HEATER
FORWARD
COMPARTMENT
f
Check
personnel
heater
air intake
grille for
obstructions.
IFirstTechnician(OperatorsStation)
I
I l Set PERSONNEL HEATER HI/LO switch OFF. I
FOR CLARITY
QUADRANT
Second
Technician
(At
Personnel
Heater)
ASSEMBLIES
NOT SHOWN
l Check personnel
heater
air intake
grille for
obstructions.
Is air intake
grille obstructed?
Clear obstructions
from air
intake
grille.
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TA1074O5
4-716