TM 5-3825-270-23&P
0020
DECISION
No - Go to step 2. (Step 2 - Is air filter clean and serviceable?)
Yes - Ensure air filter is clean and serviceable and check for air restrictions. After removal of restriction and/or
cleaning of air filter, reset air restriction indicator. Verify problem is solved. (Step 5 - Is engine exhaust
normal?)
STEP 2
Is air filter clean and serviceable?
1.
Remove air filter. (WP 0170)
2.
Visually inspect air filter for cleanliness and serviceability.
AIR CLEANER
AIR
FILTER
Figure 2. Air Filter - Step 2.
CONDITION/INDICATION
Is air filter clean and serviceable?
DECISION
No - Replace air filter. (WP 0170) Verify problem is solved. (Step 5 - Is engine exhaust normal?)
Yes - Go to step 3. (Step 3 - Is exhaust manifold free of damage and leaks?)
STEP 3
Is exhaust manifold free of damage and leaks?
1.
Remove engine compartment cover. (WP 0142)
2.
Visually inspect around exhaust manifold for signs of leaks.
EXHAUST
MANIFOLD
Figure 3. Exhaust Manifold - Step 3.