TM 9-2350-277-34
REPLACE FUEL CONTROL VALVE — Continued
0078 00
TEST AND INSPECTION
FUEL FLOW TEST
1.
Connect fuel control valve to coolant heater fuel hose. Fuel pressure must be 3 to 15 psi (21 to 103 kPa), when fuel valve
is open.
2.
Place fuel control valve outlet over calibrated and overflow containers.
3.
Make sure the body of fuel valve is grounded.
4.
Energize fuel valve solenoids. Connect two solenoid leads to a 24 V dc power source. Solenoids are now open for high
heat fuel flow.
WARNING
Sparks from static electricity could cause a fire or explosion. Make sure to ground the coolant
heater before you open fuel supply valve.
5.
Open coolant heater fuel supply valve (WP 0073 00). Bleed fuel hose in a suitable container.
6.
After fuel flow is stable, place calibrated cubic centimeter container under fuel control valve.
7.
Allow fuel to flow for exactly 1 minute then close coolant heater fuel supply valve. Container should contain 14 ± 2
cubic centimeters of fuel.
0078 00-3
