TM 5-5420-226-20-1
Symptom-51
--
T
DETAILED
TROUBLESHOOTING
PROCEDURE
SUPPORT
SYSTEM
- DRAIN
VALVES
(Continued)
Check rear drain valve connecting rods for
obstructions.
1
Second
Technician
(Front
of Crew
Compartment)
l
Connect
rod end clevis
to pivot
arm
(page
17-39).
First
Technician
(Engine
Compartment)
l
Disconnect
rear
drain
valve clevis from
actuating
lever (page
17-5
1).
Second
Technician
(Front
of Crew
Compartment)
l
Move
valve control
lever between
OPEN
and
CLOSE
positions
and check
for binding
or
obstruction.
r
Is connecting rod obstructed?
I
ACTUATING
LEVER
\
REAR DRAIN
VALVE CLEVIS
Notify support maintenance of
binding or obstructed rear
drain connecting rod.
/
TA10724O
4-551
.
,