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EFFECTIVITY Page 101
ALL
TANK AND VENTING SYSTEM COMPONENTS
CHECK VALVE
IDENTIFICATION
FIN: 50QM, 51QM, 52QM, 53QM, 120QM, 121QM, 93QM
LOCATION
ZONE: 540, 640, 141
COMPONENT DESCRIPTION
Rubber check valves are installed in the vent lines
to allow any fuel that finds its way into the vent
lines to drain back into the tank.
TMUFUEJ01-T07 LEVEL 3
EFFECTIVITY 28-12-00 Page 14
Apr 30/96
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 28 FUEL SYSTEM
UF94200
EFFECTIVITY Page 102
ALL
TANK AND VENTING SYSTEM COMPONENTS - CHECK VALVE
TMUFUEJ01-P07 LEVEL 3
EFFECTIVITY 28-12-00 Page 15
Apr 30/96
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 28 FUEL SYSTEM
UF94200
EFFECTIVITY Page 103
ALL
TANK AND VENTING SYSTEM COMPONENTS
PRESSURE RELIEF VALVE
IDENTIFICATION
FIN: 97QM
LOCATION
ZONE: 142
COMPONENT DESCRIPTION
The pressure relief valve relieves fuel into the RH
wing tank in the event of a center tank refuelling
overflow.
Removal/Installation:
- empty Center and RH wing tanks
- open manhole covers 148AZ and 640AB.
TMUFUEJ01-T08 LEVEL 3
EFFECTIVITY 28-12-00 Page 16
Apr 30/96
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 28 FUEL SYSTEM
UF94200
EFFECTIVITY Page 104
ALL
TANK AND VENTING SYSTEM COMPONENTS - PRESSURE RELIEF VALVE
TMUFUEJ01-P08 LEVEL 3
EFFECTIVITY 28-12-00 Page 17
Apr 30/96
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 28 FUEL SYSTEM
UF94200
EFFECTIVITY Page 105
ALL
TANK AND VENTING SYSTEM COMPONENTS
NACA VENT INTAKE
IDENTIFICATION
FIN: None
LOCATION
ZONE: 550, 650
COMPONENT DESCRIPTION
The flush mounted NACA vent intake provides connection
of the vent system to the atmosphere and maintains a
slight positive pressure in the fuel tanks during
forward flight.
The VENT SURGE TANK will hold 50 US gallons before
overflowing into the upturned NACA INTAKE duct.
TMUFUEJ01-T09 LEVEL 3
EFFECTIVITY 28-12-00 Page 18
Apr 30/96
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 28 FUEL SYSTEM
UF94200
EFFECTIVITY Page 106
ALL
TANK AND VENTING SYSTEM COMPONENTS - NACA VENT INTAKE
TMUFUEJ01-P09 LEVEL 3
EFFECTIVITY 28-12-00 Page 19
Apr 30/96
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 28 FUEL SYSTEM
UF94200
EFFECTIVITY Page 107
ALL
TANK AND VENTING SYSTEM COMPONENTS
VAPOR SEAL
IDENTIFICATION
FIN: None
LOCATION
ZONE: 140
COMPONENT DESCRIPTION
The vapor seal is a fabric membrane that isolates the
Center tank from the air conditioning compartment
below.
Pressurized air from the air conditioning system flows
through the space between the vapor seal and the tank
bottom to ventilate it.
TMUFUEJ01-T10 LEVEL 3
EFFECTIVITY 28-12-00 Page 20
Apr 30/96
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 28 FUEL SYSTEM
UF94200
EFFECTIVITY Page 108
ALL
TANK AND VENTING SYSTEM COMPONENTS - VAPOR SEAL
TMUFUEJ01-P10 LEVEL 3
EFFECTIVITY 28-12-00 Page 21
Apr 30/96
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 28 FUEL SYSTEM
UF94200
EFFECTIVITY Page 109
ALL
TANK AND VENTING SYSTEM COMPONENTS
DRAIN MAST
IDENTIFICATION
FIN: None
LOCATION
ZONE: 140
COMPONENT DESCRIPTION
A system of drains at the rear of the vapor seal conveys
drainage and ventilating (exhaust) air through a drain
mast to atmosphere.
The drain mast is an aluminium fairing bolted to the
underside of the fuselage.
TMUFUEJ01-T11 LEVEL 3
EFFECTIVITY 28-12-00 Page 22
Apr 30/96
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 28 FUEL SYSTEM
UF94200
EFFECTIVITY Page 110
ALL
TANK AND VENTING SYSTEM COMPONENTS - DRAIN MAST
TMUFUEJ01-P11 LEVEL 3
EFFECTIVITY 28-12-00 Page 23
Apr 30/96
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 28 FUEL SYSTEM
UF94200
EFFECTIVITY Page 111
ALL
TANK AND VENTING SYSTEM COMPONENTS
LEAK MONITOR
IDENTIFICATION
FIN: None
LOCATION
ZONE: 140
COMPONENT DESCRIPTION
　
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