TM 5-3825-270-23&P
0018
FLATRACK FUEL LINES
(WATER TANK NOT SHOWN FOR CLARITY)
Figure 4. Fuel Lines - Step 4.
CONDITION/INDICATION
Are flatrack fuel lines free from leaks?
DECISION
No - Replace fuel line(s). (WP 0172) Verify problem is solved. (Step 6 - Is engine fuel consumption normal?)
Yes - Go to step 5. (Step 5 - Are engine injection nozzles free from deposits, cracks and other signs of
damage?)
STEP 5
Are engine injection nozzles free from deposits, cracks and other signs of damage?
1.
Remove engine injection nozzles. (WP 0120)
2.
Inspect engine injector nozzles for following conditions:
Burned on combustion deposits
Rough surfaces and erosion around nozzle tip
Damaged injection nozzle gaskets
Cracks
Additional or missing sealing washers
Abnormal nozzle color (dark yellow and tan, or blue depending on temperature of overheat)
CONDITION/INDICATION
Are engine injection nozzles free from deposits, cracks and other signs of damage?
DECISION
No - Replace damaged engine injection nozzle tube (WP 0118), and/or engine nozzle assembly. (WP 0120)
Verify problem is solved. (Step 6 - Is engine fuel consumption normal?)
Yes - Problem not found and may have been missed or overlooked. Repeat all previous steps in this
troubleshooting procedure. Go to test 1. (Step 1 - Is engine idle 900 to 1100 rpm?) If problem still exists after
all troubleshooting test have been accomplished, notify supervisor.