TM
5-5420-226-20-1
DETAILED
TROUBLESHOOTING
PROCEDURE
VEHICLE
OPERATION
- POWERPLANT,
STARTING
(Continued)
Symptom-7
T
Check
primer
pump
operation
with primer
pump
outlet
plugged.
Second
Technician
(Operators
Station)
l Install
a plug
in primer
pump
outlet
opening.
l Operate
primer
pump.
#
Does
primer
pump
become
hard to operate
and
i
~
lock Up?
I
PRIMER
PUMP
OUTLET
Replace primer pump
(page 7-304).
Remove plug from primer
pump outlet.
Connect pressure fuel line at
primer pump.
Check for free fuel flow from
primer pump pressure line at
left hull bulkhead.
TA1O(
I
83
4-194