TM 55-1520-240-23-7
8-80.5.1
TEST AND ADJUST FUEL QUANTITY INDICATOR USING PSD 60-1AF FUEL QUANTITY
TEST SET
(Continued)
8-80.5.1
32.
Adjust "E" trimmer, marked "D" for "Dial"
indication, until gauge pointer reads 0 lb (Figure
7).
33.
Rotate FUNCT switch (S-2) on tester to SIM TU
& COMP.
34.
Adjust "F" trimmer, marked "D" for "Dial"
indication, until gauge pointer reads 2200 lb
(Figure 8).
NOTE
Digital total fuel indication will display
sum of fuel in all tanks, including 2200
lb simulated in RIGHT MAIN.
35.
Rotate FUNCT switch (S-2) on tester back to
SIM TU ONLY.
36.
Readjust "E" trimmer for Dial indication, if
necessary, to read 0 lb on gauge.
37.
Turn PWR switch on Refueling Panel (Figure 5)
OFF.
38.
In cockpit, select RIGHT MAIN tank on Fuel
Quantity Selector Switch (Figure 9).
39.
Remove Fuel Quantity Indicator from instrument
panel.
40.
Adjust "E" trimmer, marked "D" for Dial indication,
until gauge pointer reads 0 lb.
41.
Rotate FUNCT switch (S-2) on tester to SIM TU
& COMP.
42.
Adjust "F" trimmer, marked "D" for dial until
gauge pointer reads 2200 lb.
8-237
