TM-9-2330-356-14
SEMITRAILER, TANK: 5000 GALLON, BULK HAUL, SELF LOAD/UNLOAD M967 AND M967A1; SEMITRAILER, TANK: 5000 GALLON, FUEL DISPENSING, AUTOMOTIVE M969 AND M969A1; SEMITRAILER, TANK: 5000 GALLON, FUEL DISPENSING, UNDER/OVERWING AIRCRAFT M970 AND M970A1
TECHNICAL MANUAL; OPERATOR’S, UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL
OCTOBER 1990
TM-9-2330-356-14 - Page 85 of 528
TM 9-2330-356-14
NOTE
If 2½ inch hose was used before using 1½
inch hose, depress and hold deadman
release plunger in the hose reel cabinet
(fig. 2-1 5) for 5-10 seconds to deactivate the
deadman system. If this procedure is not
followed, no fuel will flow to 1½-inch hose.
(8) Adjust engine throttle for desired flow rate
(table 2-2).
(9) Release lock (para 2-11) on 1½-inch hose
reel. Unreel hose far enough to reach aircraft.
WARNING
Bonding of the semitrailer to aircraft and
grounding procedures per paragraph 2-8b
while refueling shall be mandatory, regard-
less of the amount of fuel to be dispensed,
due to the dangers of static electricity. Bond
the fuel nozzle ground wire to the aircraft be-
fore bringing nozzle in contact with the air-
craft.
(10) Before removing aircraft fill cap, attach
nozzle (fig. 2-38) ground wire to aircraft.
(11) Insert overwing nozzle into fill port of
aircraft, or connect closed circuit nozzle to helicopter
(fig. 2-38). Squeeze nozzle control handle on closed
circuit nozzle (fig. 2-39). Complete extension of red
indicator indicates no flow.
Figure 2-39. Closed Circuit Nozzle Operation.
(12) At end of operation, release overwing nozzle
trigger or return closed circuit nozzle control handle to
the no flow position.
NOTE
Do not disconnect nozzle ground wire before
removing nozzle. Always remove nozzle first.
(13) Remove overwing nozzle or disconnect
closed circuit nozzle by pulling actuating cable loop
(fig. 2-39). Reinstall aircraft fill cover.
(14) Evacuate hose (para 2-14d).
(15) Rewind the 1½-inch hose (para 2-11). Tight-
en hose reel lock.
(16) Close all valves and shut off engine
(para 2-10d).
WARNING
DO NOT let go of the static reel cable when
rewinding until the ball stop Is firmly touching
the reel. Failure to follow this warning may
cause Injury to personnel.
(17) Disconnect the static reel cable first from
aircraft and then from grounding stud. Rewind the static
reel.
WARNING
Hose reel cabinet door is heavy – use two
hands when opening and closing. Use
latches to lock door. Do not slam.
(18) Close hose reel cabinet door and latch it in
place.
(19) Store and cover fire extinguishers.
d.
Defueling Operation With 2½-inch Hose. This
oper-
ation is used to remove fuel from aircraft. The fuel is
pumped from the aircraft through a filter/separator, a me-
ter, a hose reel for the 2½-inch hose, a bottom load adapt-
er, and into the tank (fig. 2-40). Operating instructions are
as follows:
NOTE
A defueling hose must be available at the site.
The semitrailer does not include a defueling
hose.
(1) Review instructions in paragraph 2-8.
2-43
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