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UF94200
EFFECTIVITY Page 163
ALL
YELLOW SYSTEM COMPONENTS
ELECTRIC PUMP
IDENTIFICATION
FIN: 3075GX
LOCATION
ZONE: 196
DESCRIPTION
The electric pump assembly includes an electrical motor
(115 VAC - 400 Hz - 3 phases), a pump inlet impeller
a piston type hydraulic pump and a blower.
TMUHYDK03-T07 LEVEL 3
EFFECTIVITY 29-13-00 Page 14
Jul 31/98
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 29 HYDRAULIC POWER
UF94200
EFFECTIVITY Page 164
ALL
YELLOW SYSTEM COMPONENTS - ELECTRIC PUMP
TMUHYDK03-P07 LEVEL 3
EFFECTIVITY 29-13-00 Page 15
Jul 31/98
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 29 HYDRAULIC POWER
UF94200
EFFECTIVITY Page 165
ALL
YELLOW SYSTEM COMPONENTS
ENGINE DRIVEN PUMP 2
IDENTIFICATION
FIN: 3030GD
LOCATION
ZONE: 445
DESCRIPTION
The Engine Driven Pump (EDP), which is of the variable
displacement type, is attached to the accessory gearbox
on the bottom of the engine via keyhole slots and
installation bolts. The suction line has a quick
disconnect self-sealing coupling to facilitate pump
removal/installation.
TMUHYDK03-T08 LEVEL 3
EFFECTIVITY 29-13-00 Page 16
Jul 31/98
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 29 HYDRAULIC POWER
UF94200
EFFECTIVITY Page 166
ALL
YELLOW SYSTEM COMPONENTS - ENGINE DRIVEN PUMP
TMUHYDK03-P08 LEVEL 3
EFFECTIVITY 29-13-00 Page 17
Jul 31/98
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 29 HYDRAULIC POWER
UF94200
EFFECTIVITY Page 167
ALL
YELLOW HYDRAULIC COMPONENTS
EDP 2 CASE DRAIN FILTER
IDENTIFICATION
FIN: 3084GM
LOCATION
ZONE: 445
DESCRIPTION
The filter is equipped with a pop-out clogging
indicator. It operates when the differential pressure
across the filter is 87 ± 8.7 psi (6± 0.6 bar).There
is no bypass device if the filter element is clogged.
The filtration rating is 15 microns.
TMUHYDK03-T09 LEVEL 3
EFFECTIVITY 29-13-00 Page 18
Jul 31/98
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 29 HYDRAULIC POWER
UF94200
EFFECTIVITY Page 168
ALL
YELLOW SYSTEM COMPONENTS - EDP 2 CASE DRAIN FILTER
TMUHYDK03-P09 LEVEL 3
EFFECTIVITY 29-13-00 Page 19
Jul 31/98
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 29 HYDRAULIC POWER
UF94200
EFFECTIVITY Page 169
ALL
YELLOW SYSTEM COMPONENTS
EDP 2 PRESSURE SWITCH
IDENTIFICATION
FIN: 3074GD
LOCATION
ZONE: 445
DESCRIPTION
The switch monitors the output pressure of the
engine driven pump.It sends a low pressure signal
at 1740 ± 72.5 psi (120 ± 5 bar pressure decreasing)
and stops the signal before the pressure reaches
2200 psi (152 bar pressure increasing).
ENGINE FIRE VALVE
IDENTIFICATION
FIN: 3046GD
LOCATION
ZONE: 674
DESCRIPTION
The fire valve, which is of the ball valve type is
installed in the RH wing between the rear spar and the
false rear spar inboard of the pylon. The electric
motor is a 28 VDC type motor.An indicator, visible
through a window provided in the valve housing, shows
the valve position (open or shut).
TMUHYDK03-T10 LEVEL 3
EFFECTIVITY 29-13-00 Page 20
Jul 31/98
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 29 HYDRAULIC POWER
UF94200
EFFECTIVITY Page 170
ALL
YELLOW SYSTEM COMPONENTS - EDP 2 PRESSURE SWITCH AND FIRE VALVE
TMUHYDK03-P10 LEVEL 3
EFFECTIVITY 29-13-00 Page 21
Jul 31/98
_A319/A320/A321 TECHNICAL TRAINING MANUAL
MECHANICS / ELECTRICS & AVIONICS COURSE 29 HYDRAULIC POWER
UF94200
EFFECTIVITY Page 171
ALL
YELLOW SYSTEM COMPONENTS
RESERVOIR
IDENTIFICATION
FIN: 3000GQ
LOCATION
ZONE: 196
DESCRIPTION
The reservoir is made of two moulded light alloy
sections welded together. The top of the reservoir has
a manifold for the components of the air pressurization
system. The reservoir is divided into two parts. The
lower part is always full. A transfer tube enables
hydraulic fluid exchange with the upper part which
constitutes the fluid reserve.
TMUHYDK03-T11 LEVEL 3
EFFECTIVITY 29-13-00 Page 22
Jul 31/98
_A319/A320/A321 TECHNICAL TRAINING MANUAL
　
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