TM 55-2210-224-34
Table 3-1. INTERMEDIATE DIRECT SUPPORT AND INTERMEDIATE GENERAL SUPPORT
TROUBLESHOOTING (continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
33. EMERGENCY SHUTDOWN SYSTEM FAILS TO OPERATE WHEN BUTTONS ARE
PUSHED.
Step 1. Check for faulty emergency shutdown switch.
Replace emergency shutdown switch (para 3-38).
Step 2. Check for malfunctioning engine fuel pump shutdown solenoid valve switch.
Replace engine fuel pump shutdown solenoid valve switch (TM 5-2815-233-14).
ENGINE FUEL SYSTEM
34. LOCOMOTIVE ENGINE SHUTS DOWN DUE TO MALFUNCTIONING FUEL SYSTEM.
Step 1. Check for malfunctioning fuel pump.
Repair or replace fuel pump (TM 5-2815-233-14).
Step 2. Check for clogged injector lines.
Unclog injector lines (TM 5-2815-233-14).
Step 3. Check for defective injectors.
Repair or replace injectors (TM 5-2815-233-14).
ENGINE WARNING SYSTEM
35. ENGINE OIL PRESSURE GAGE DROPS BELOW SAFE OPERATING RANGE, BUT THERE IS NO
WARNING INDICATION.
Step 1. Check for defective oil pressure gage.
Replace oil pressure gage (para 3-11).
Step 2. Check for clogged oil pressure gage line.
Replace or clean oil pressure gage line.
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