TM 5-3805-298-23-1
0037
Table 1. Engine Misfires, Runs Rough, or Is Unstable - Continued.
037
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
12. Inspect fuel return hose (Figure 8,
No Leaks Identified - Proceed to
Engine Misfires, Runs
Item 3) between fuel cooler
step 13.
Rough, or Is Unstable -
(Figure 8, Item 1) and fuel tank
Continued
Fuel Return Hose Leaks - Tighten or
(Figure 8, Item 5) for Class I, II, or
replace hose clamps. If leak remains,
III leaks, and loose clamps
replace fuel return hose (WP 0210).
(Figure 8, Items 2 and 4).
Proceed to Test Step 8.
13. Inspect fuel return hose (Figure 8,
Fuel Return Hose OK - Proceed to
Item 3) between fuel cooler
step 14.
(Figure 8, Item 1) and fuel tank
Fuel Return Hose Has Sharp Bends,
(Figure 8, Item 5) for sharp bends,
Pinching, or Damage - Straighten or
pinching, or damage.
replace fuel return hose (WP 0210).
Proceed to Test Step 8.
14. Inspect fuel cooler (Figure 8,
Fuel Cooler OK - Release electric fuel
Item 1) for Class I, II, or III leaks,
priming pump switch (TM 5-3805-298-
bent fins, or damage.
10).
Proceed to Test Step 5.
Fuel Cooler Leaks, Has Bent Fins, or
Damage - Replace fuel cooler
(WP 0218).
Proceed to Test Step 8.
0037-18
