TM 5-2420-231-23-1
0023
Table 1. Fuel Level Gauge Does Not Function or Is Inaccurate.
0023
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Fuel Level Gauge Does Not
Test Step 1. Verify Correct Operation
Function or Is Inaccurate
of Fuel Level Gauge.
NOTE
Ensure fuel tank is full of fuel.
1. Turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
2. Monitor and record fuel level
Fuel Level Gauge Always Indicates
gauge (Figure 1, Item 1) and low
Full - Proceed to Test Step 2.
fuel level warning indicator read-
Fuel Level Gauge Always Indicates
ings (Figure 1, Item 2) (TM 5-2420-
Empty and Low Fuel Level Warning
231-10).
Indicator Is On - Proceed to Test Step
4.
Fuel Level Gauge Indicates Between
Empty and Full - Proceed to Test Step
4.
Figure 1. Fuel Level Gauge.
0023
Test Step 2. Test Fuel Level Gauge.
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
2. Remove bolt from cover (Figure 2,
Item 4).
3. Remove nut (Figure 2, Item 8), bolt
(Figure 2, Item 2), washer (Figure
2, Item 3), lockwasher (Figure 2,
Item 7), three clamps (Figure 2,
Item 6), two spacers (Figure 2,
Item 1), and cover (Figure 2,
Item 5) from machine. Discard
lockwasher.