Specifications

TM 9-2330-384-14&P
1-15. FUEL LOADING/UNLOADING SYSTEM (Con't).
KEY NAME
22 Precheck Valve
FUNCTION
Manually operated ball-type valve controls fuel flow through
precheck tubing.
23 Pressure Gage Displays a pressure reading which indicates to operator whether
emergency valve is open or closed. Operaor does not activate
precheck cycle until pressure gage indicates a steady reading of
5-15 psi (34-103 kPa) .
24 Precheck Tubing
(Precheck Valve-to-
Check Valve)
Delivers fuel from outlet of precheck valve to inlet of check valve.
25 Check Valve
Installed as a safety feature to permit fuel flow in one direction only,
as indicated by arrow on valve. If precheck tubing is damaged or
removed for maintenance, fuel will not leak from tank.
26 Precheck Tubing (Piping Delivers fuel from tap at piping assembly to inlet of precheck valve
Assembly-to-Precheck
inside cabinet.
Valve)
27 Precheck Tubing (Piping
Delivers fuel from tap at piping assembly to pressure gage inside
Assembly-to-Pressure
cabinet.
Gage)
1-36