Honeywell SPZ-8000 Maintenance Manual page 468

2. G. (3)
Hydraulic System Page Failure Indications
DAU Failures - A DAU failure is indicated by removing the data
display thermometers and pointers and replacing all the digital
readouts with amber dashes (Figure 232).
. The above indications are given on the COMB PRESS, UTIL PRESS,
COMB quantity, and LT applied brake pressure for a DAU No. 1
failure.
The above indications are given on the FLT PRESS, AUX PRESS, FLT
quantity, and RT applied brake pressure for a DAU No. 2 failure.
(4)
Fuel System Page Displays
The fuel system page (Figure 233) is comprised of the following
functions:
LeftlRight Fuel
Flow (FF)
Digital Readout
Fuel Flow Valve Status Indications
s Left/Right Engine Fuel Temperature (ENG FUEL TEMP) Digital
Readout
Engine Fuel Temperature Warning Indications
. Fuel Tank Temperature (FUEL TANK TEMP) Digital Readout
Fuel Tank Temperature Warning Indications
. Fuel Quantity Digital Readouts
(a) Fuel Flow (FF) Digital Scale - The FF digital readouts are
located at the top, first row, of the fuel system page. The
white FF label is located between the left and right digital
display windows. The white current value readouts are readable
to a 10 pounds per hour (PPH) resolution.
(b)
Fuel
Flow Valve Status Indications - When the fuel flow valves
are in the closed position, amber cross-hatch is displayed
within the FF digital readout window (Figure 226). When the
fuel
flow valves are in transit, amber dashes are displayed
within the
FF digital readout window (Figure 226).
(c) Engine Fuel Temperature
(ENG FUEL TEMP) Display -
The
ENG FUEL
TEMP digital readouts are located in the second row of the fuel
system page. The white ENG FUEL TEMP label is located above
the left and right digital display windows. The white current
value readouts are readable to a 1 "C resolution. The display
digits change color as a function of fuel temperature as
defined below:
RED FUEL TEMP < -40 "C
WHITE -40 "C s FUEL TEMP < 90 "C
AMBER
90 "C s FUEL TEMP< 120 "C
RED 120 "C: FUEL TEMP
22-14-00
Page 295
Aug 15191
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