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 61 of 528
TM 9-2330-356-14
h.
Load/Unload Selector (M967, M967A1, M969, and
M969A1),
(1)
Before opening any valves for a fuel service
operation, ensure that the unload/load selector valve E
handle (fig. 2-19) is in the proper position for the fuel
servicing operation.
(2) Load Position.
When selector valve E is in the
load position, it directs pilot pressure to the 4-inch control
valve for the bottom loading operation.
4-inch control valve closes, eliminating flow through the
control valve during bulk delivery and fuel servicing
operation.
2-12. Fueling/Defueling Operations
WARNING
All fueling/defueling operations must be per-
formed outside.
(3) Unload Position.
When selector valve E is in
the unload position, it shuts off the pilot pressure to the
a.
Operation Summary.
Refer to table 2-1 for a
4-inch control valve. With pilot pressure shut off, the
summary of operations pertaining to your semitrailer.
Table 2-1. Fueling/Defueling Operation Summary
M967 and M967A1
The following operations can be performed with the M967 and M967A1, Bulk Haul, Self-Load/Unload
Semitrailer:
BULK HAUL AND FUEL SERVICING NOT INVOLVING USE OF PUMP AND ENGINE.
Top Loading
Para 2-13a.
Bottom Loading (Nonfiltered)
Para 2-13b.
Gravity Unload
Para 2-13c.
NONFILTERED FUEL SERVICING INVOLVING USE OF ENGINE AND PUMP
Self-Load
Para 2-14a.
Bulk Delivery
Para 2-14b
M969 and M969A1
The following operations can be performed with the M969 and M969A1, Automotive Fuel Dispensing
Semitrailer:
BULK HAUL AND FUEL SERVICING NOT INVOLVING USE OF PUMP AND ENGINE.
Top Loading
Para 2-13a.
Bottom Loading (Nonfiltered)
Para 2-13b.
Gravity Unload
Para 2-13c.
NONFILTERED FUEL SERVICING INVOLVING USE OF ENGINE AND PUMP
Self-Load
Para 2-14a.
Bulk Delivery
Para 2-14b.
Nonfiltered Dispensing
Para 2-14c.
FILTERED FUEL SERVICING.
Filtered Bulk Delivery
Para 2-16a.
Filtered Fuel Dispensing
Para 2-16b.
2-19
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