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Honeywell !k!!!r."
2.
G.
(4)
(d)
(e)
(5) Fuel
(6)
Fuel Tank Temperature (FUEL TANK TEMP) Display - The FUEL TANK
TEMP digital readouts are located in the third row of the fuel
system page. The white FUEL TANK TEMP label is located above
the digital display windows. The white current value readouts
has a 1 "C resolution. The display digits change color as a
function of tank temperature as defined below:
RED
TANK TEMP c -40 'C
WHITE
-40 "C s
TANK TEMP <
54 "C
RED
54 "C s
TANK TEMP
Fuel Quantity (FUEL QTY) - The FUEL QTY display consists of
three digital windows (comprising rows 4 and 5). Two windows
(row 5) corresponds to the fuel quantity in each tank (L/R).
The third window (row4) is a running total (T) of the fuel
quantity from both tanks. All three digital displays are white
(normal) and readable to a 50-pound resolution. The display
digits go to amber when a Fuel Level Low indication is
received. The total window turns amber only if both sides
indicate fuel level low.
System Page Failure Indications
DAU Failures - A DAU failure is indicated by replacing the current
value digits with amber dashes (Figure 234).
. The above failure indications are given on the FF (left), ENG
FUEL TEMP (left), FUEL TANK TEMP, and FUEL QTY (left) displays
for a DAU 1 failure.
. The above failure indications are given on the FF (right), ENG
FUEL TEMP (right), FUEL TANK TEMP, and FUEL QTY (right) displays
for a DAU 2 failure.
APU/BLEED System Page
The APU/BLEED system page (Figure 235) is comprised of the following
functions:
Analog APU EGT Scale With Digital Readout
. Analog APU RPM Scale With Digital Readout
.
Left Bleed Air Pressure Digital Readout
Right Bleed Air Pressure Digital Readout
22-14-00
Page
298
Aug 15/91
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- Spz-8000 System Flow Diagram
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