Specifications

TM 9-2330-384-14&P

1-15. FUEL LOADING/UNLOADING SYSTEM (Con't).

KEY

1-34

NAME

FUNCTION

Manhole

Provides access to inside of tank.

Precheck Tubing (Check

Valve-to-Jet Level

Sensor)

Delivers bottom loaded fuel to precheck can of jet level sensor:

When can is full, a “full-tank” condition is simulated, pressure of

fuel picked up by jet level sensor outlet orifice drops, and

emergency valve closes to stop bottom loading.

Jet Level Sensor

Automatic level sensing and shut-off device which is part of bottom

loading apparatus. Located at top inside of tank, just behind

manhole opening. Depends on pressure from bottom loading

source to force fuel through orifice. Automatically shuts off fuel al

emergency valve when fuel in tank reaches preset capacity.

Ladder

Vapor Return Line

Provides access to top of semitrailer. Drains spilled fuel contained

within overturn rails and front and rear dams through its hollow

vertical rails.

Connects vapor collection header to ground level adapter, which is

compatible with 4 in. (10.3 cm) quick disconnect field vapor

recovery system connection.