TM 55-2815-574-24
FIELD MAINTENANCE
ENGINE
AUTO SHUTDOWN SYSTEM FUEL OIL PRESSURE SWITCH REPLACEMENT
INITIAL SETUP:
Tools and Special Tools
Personnel Required
General mechanic's tool kit
Engineer 88L
(WP 0179, Table 1, Item 130)
Chemical gloves (WP 0179, Table 1, Item 52)
References
Drain pan (WP 0179, Table 1, Item 87)
FM 4-01.502
Industrial goggles (WP 0179, Table 1, Item 54)
TM 55-1925-205-10
Materials/Parts
Antiseizing tape (WP 0178, Table 1, Item 37)
Equipment Condition
Hazardous material spill clean-up kit
Propulsion module ventilated
(WP 0178, Table 1, Item 34)
(TM 55-1925-205-23)
Marker tags, with metal eyelet patch Qty: 2
(WP 0178, Table 1, Item 36)
REMOVAL
WARNING
Remove all jewelry before conducting maintenance. Do not wear watches, rings,
identification tags, or other jewelry which could short across electrical components or catch
on vehicle components. Failure to comply may result in personnel injury or death.
NOTE
This task is typical for both fuel oil pressure switches.
1.
Place A3 breaker switch (Figure 1, Item 1), located on A10 panel, in OFF position. Refer to
TM 55-1925-205-10 for breaker location.
WARNING
Before attempting any maintenance, ensure power supply (switches, circuit breakers, etc.)
has been disconnected and locked/tagged out against unauthorized accidental start-up or
else death or serious injury due to electric shock and/or moving machinery could occur.
2.
Lock Out/Tag Out (LO/TO) A3 breaker switch (Figure 1, Item 1). Refer to FM 4-01.502 for LO/TO procedure.
Figure 1. A3 Breaker Switch.