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Page Title:
Table 1. Engine Troubleshooting Procedures - Continued. |
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 TM 5-2410-237-23
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 1. Engine Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
7.
Poor Acceleration and/or Lack of Power -
2. If a leak results from cracked,
Continued.
split or damaged tubing,
replace tubing (WP 0053 00).
6.
Check exhaust system for
Remove restrictions and/or
restrictions.
replace exhaust system part(s)
7.
Perform cylinder cutout test
1. If fuel pressure at suspect
cylinder fuel injection nozzle
appears to be equal to
pressure at all other fuel
injection nozzles, replace fuel
injection pump as necessary
2. If pressures are not equal,
remove
blockage
from
nozzle-to-pump fuel line or
replace nozzle for suspect
cylinder (WP 0040 00).
8.
Check fuel injection timing
Adjust timing (WP 0057 00).
9.
Inspect for full governor
Adjust governor linkage travel
linkage travel.
1. If fuel pressure is below 15 psi
10. Check fuel pressure at fuel
injector housing inlet.
(105 kPa), replace primary
Pressure must be at least 15
fuel filter (WP 0059 00).
psi (105 kPa).
2. If fuel pressure is below 15 psi
(105 kPa), replace fuel
transfer pump (WP 0042 00).
11. Check valve clearance.
1. Adjust valve clearance (WP
2. If problem still exists, replace
turbocharger (WP 0049 00).
Clean lines with compressed air
8.
Engine Speed Unstable or Surges at All
1.
Remove and inspect fuel
Speeds.
ratio line from between
or sturdy wire. Replace line if
turbocharger and governor
damaged (WP 0053 00).
housing.
Change 1
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