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Table 2–1. Master Failure Symptom Index (cont) | Up
TM-1-1520-238-T-2 Army Model AH-64 Helicopter (NSN
1520-01-106-9519) (EIC: RHA) Master Failure Symptom Index Manual | Next
Table 2–1. Master Failure Symptom Index (cont) |
TM 1–1520–238–T–2
2–26
Table 2–1.
Master Failure Symptom Index (cont)
Failure Symptom
MOC
Reference
BLADE INDICATOR IS NOT LIGHTED
(EXTERNAL ELECTRICAL POWER APPLIED)
TM 1–1520–238–T–6
PILOT CAUTION AND
WARNING SYSTEM
BLEED AIR SHUTOFF VALVE IS IN OPEN
POSITION
TM 1–1520–238–T–5
PRESSURIZED AIR
SYSTEM
BOOST PMP ON INDICATOR IS LIGHTED
(PILOT FUEL PANEL: BOOST SWITCH SET
TO OFF AND CROSSFEED SWITCH SET TO
NORM)
TM 1–1520–238–T–7
FUEL CROSSFEED/
BOOST SYSTEM
BOOST PMP ON INDICATOR IS LIGHTED
(PILOT FUEL PANEL: CROSSFEED SWITCH
SET TO NORM, BOOST SWITCH MOVES TO
OFF AND ENG 1 SWITCH SET TO OFF)
TM 1–1520–238–T–4
POWER PLANTS
(ENGINE 1)
BOOST PMP ON INDICATOR IS LIGHTED
(PILOT FUEL PANEL: CROSSFEED SWITCH
SET TO NORM, BOOST SWITCH MOVES TO
OFF AND ENG 2 SWITCH SET TO OFF)
TM 1–1520–238–T–4
POWER PLANTS
(ENGINE 2)
BOOST PMP ON INDICATOR IS NOT LIGHTED
(PILOT FUEL PANEL: BOOST SWITCH SET
TO SET OFF)
TM 1–1520–238–T–7
FUEL CROSSFEED/
BOOST SYSTEM
BOOST PMP ON INDICATOR IS NOT LIGHTED
(PILOT FUEL PANEL: BOOST SWITCH SET
TO ON)
TM 1–1520–238–T–7
FUEL CROSSFEED/
BOOST SYSTEM
BOOST PMP ON INDICATOR IS NOT LIGHTED
(PILOT FUEL PANEL: CROSSFEED SWITCH
SET TO AFT TK, ENG 1 FUEL SWITCH SET
TO ON AND BOOST SWITCH SET TO ON)
TM 1–1520–238–T–4
POWER PLANTS
(ENGINE 1)
BOOST PMP ON INDICATOR IS NOT LIGHTED
(PILOT FUEL PANEL: CROSSFEED SWITCH
SET TO AFT TK, ENG 2 FUEL SWITCH SET
TO ON AND BOOST SWITCH SET TO ON)
TM 1–1520–238–T–4
POWER PLANTS
(ENGINE 2)
BOOST PUMP DOES NOT OPERATE WITH
ORIDE SWITCH SET TO CPG (CPG FUEL
PANEL: BOOST SWITCH SET TO BOOST)
TM 1–1520–238–T–7
FUEL CROSSFEED/
BOOST SYSTEM
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