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3. NUMBER REQUIRED FOR DISPATCH
SYSTEM &
SEQUENCE
NUMBERS
ITEM
4. REMARKS OR EXCEPTIONS
36 PNEUMATIC
-11-1
Pressure Regulating and Shutoff Systems (PRSOV, PRSOVC) (Cont’d)
5)
777F
C
2
1
(M)(O) One valve (PRSOV) and/or the associated controller (PRSOVC) may be inoperative provided:
a)
Associated PRSOV is locked closed,
b)
Opposite engine bleed system operates normally,
c)
Associated engine bleed air switch remains OFF,
d)
Left and right bleed isolation systems operate normally,
e)
Center bleed isolation system operates normally,
f)
Both packs operate normally,
g)
Both outflow valves operate normally,
h)
Both recirculation fans operate normally,
i)
Both ECSMCs operate normally,
j)
APU is used as air source for center system hydraulic demand pumps for takeoff and landing, and
k)
Appropriate performance adjustments are applied.
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-11-2
High Pressure Shutoff Valves (HPSOV)
1)
-200
C
2
1
(M)(O) One may be inoperative provided:
a)
Inoperative HPSOV is locked closed,
b)
Opposite engine bleed system operates normally,
c)
Both outflow valves operate normally,
d)
Airplane remains at or below FL 350, and
e)
Associated engine bleed air is cycled OFF, then ON at 55% N1 or greater before takeoff.
(Continued)
U.S. DEPARTMENT OF TRANSPORTATION
MASTER MINIMUM EQUIPMENT LIST
FEDERAL AVIATION ADMINISTRATION
AIRCRAFT:
BOEING B-777
REVISION NO: 15
DATE: 02/11/2009
PAGE:
36-6
1. 2. NUMBER INSTALLED
3. NUMBER REQUIRED FOR DISPATCH
SYSTEM &
SEQUENCE
NUMBERS
ITEM
4. REMARKS OR EXCEPTIONS
36 PNEUMATIC
-11-2
High Pressure Shutoff Valves (HPSOV) (Cont’d)
2)
-300
C
2
1
(M)(O) One may be inoperative provided:
a)
Inoperative HPSOV is locked closed,
b)
Opposite engine bleed system operates normally,
c)
Both outflow valves operate normally,
d)
Procedures are established and used to verify forward cargo compartment remains empty or contains only ballast, empty cargo handling equipment (ballast may be loaded in ULDs), or fly away kits, and
e)
Associated engine bleed air is cycled OFF, then ON at 55% N1 or greater before takeoff.
NOTE: Operator MELs must define which items are approved for inclusion in the fly away kits and which materials can be used as ballast.
3)
-300 (P/N 3670-GRS-012-00 or Later ASCPC Software and SB777-25-0227 Installed)
C
2
1
(M)(O) One may be inoperative provided:
a)
Inoperative HPSOV is locked closed,
b)
Opposite engine bleed system operates normally,
c)
Both outflow valves operate normally, and
d)
Associated engine bleed air is cycled OFF, then ON at 55% N1 or greater before takeoff.
(Continued)
U.S. DEPARTMENT OF TRANSPORTATION
MASTER MINIMUM EQUIPMENT LIST
FEDERAL AVIATION ADMINISTRATION
AIRCRAFT:
BOEING B-777
REVISION NO: 15
DATE: 02/11/2009
PAGE:
36-7
1. 2. NUMBER INSTALLED
3. NUMBER REQUIRED FOR DISPATCH
SYSTEM &
SEQUENCE
NUMBERS
ITEM
4. REMARKS OR EXCEPTIONS
36 PNEUMATIC
-11-2
High Pressure Shutoff Valves (HPSOV) (Cont’d)
4)
Passenger With PRR 61980 or Production Equivalent Incorporated
C
2
1
(M)(O) One may be inoperative provided:
a)
Inoperative HPSOV is locked closed,
b)
Opposite engine bleed system operates normally,
c)
Both outflow valves operate normally, and
d)
Associated engine bleed air is cycled OFF, then ON at 55% N1 or greater before takeoff.
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5)
777F
C
2
1
(M)(O) One may be inoperative provided:
a)
Inoperative HPSOV is locked closed,
b)
Opposite engine bleed system operates normally,
c)
Both outflow valves operate normally, and
d)
Associated engine bleed air is cycled OFF, then ON at 55% N1 or greater before takeoff.
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(Continued)
U.S. DEPARTMENT OF TRANSPORTATION
MASTER MINIMUM EQUIPMENT LIST
FEDERAL AVIATION ADMINISTRATION
AIRCRAFT:
BOEING B-777
REVISION NO: 15
DATE: 02/11/2009
PAGE:
36-8
1. 2. NUMBER INSTALLED
　
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