TM 1–1520–238–T–2
Change 4
2–86.1/(2–86.2 blank)
Table 2–1.
Master Failure Symptom Index (cont)
Failure Symptom
MOC
Reference
FUEL XFEED CIRCUIT BREAKER DOES NOT
STAY CLOSED WITH ENGINE 1 AND ENGINE
2 CROSSFEED VALVES AT NORMAL (ADB)
TM 1–1520–238–T–7
FUEL CROSSFEED/
BOOST SYSTEM
FUEL XFEED CIRCUIT BREAKER (CB55) DOES
NOT STAY CLOSED (PILOT ELEC PWR
PANEL: BATT/ EXT PWR SWITCH SET TO
EXT PWR)
TM 1–1520–238–T–6
CIRCUIT
PROTECTION
SYSTEM (DC
EMERGENCY BUS –
PILOT STATION)]
FUEL XFEED CIRCUIT BREAKER (CB55) DOES
NOT STAY CLOSED (PILOT POWER
QUADRANT: ENGINES NO 1 AND NO 2 PWR
LEVERS MOVED TO LOCKOUT)
TM 1–1520–238–T–7
FUEL CROSSFEED/
BOOST SYSTEM
FUEL XFR/XFER ADVISORY LIGHTS ARE
LIGHTED WITH PILOT AND CPG TRANS
SWITCHES SET TO OFF
TM 1–1520–238–T–7
FUEL QUANTITY
INDICATION/
TRANSFER
FUSELAGE FORMATION LIGHT DOES NOT
LIGHT (PILOT EXT LT/INTR LT PANEL: FORM
CONTROL ROTATED TO BRT)
TM 1–1520–238–T–6
FORMATION LIGHTS
FWD CLOSED INDICATOR IS LIGHTED
(REFUELING PANEL: LVL CONT VALVES
FWD TNK SWITCH SET TO OPEN)
TM 1–1520–238–T–7
PRESSURE
REFUELING/
DEFUELING
FWD CLOSED INDICATOR IS NOT LIGHTED
(REFUELING PANEL: LVL CONT VALVES
FWD TNK SWITCH SET TO CLOSE)
TM 1–1520–238–T–7
PRESSURE
REFUELING/
DEFUELING
FWD FUEL QTY INDICATOR DOES NOT
INDICATE E (FUEL TRUCK UNABLE TO
DEFUEL FORWARD FUEL CELL)
TM 1–1520–238–T–7
PRESSURE
REFUELING/
DEFUELING
FWD FUEL QTY INDICATOR DOES NOT
INDICATE E (REFUELING PANEL: FUEL QTY
SWITCH SET TO OFF)
TM 1–1520–238–T–7
GRAVITY
REFUELING/
DEFUELING
