4. Connect a digital ammeter (with a
range of less than 500 mA)
between the terminal 1 and
terminal 2 of the circuit breaker
1703GK (3702GD) with alligator
clips.
NOTE : Make sure that the digital ammeter is correctly calibrated.
____
5.
Open the circuit breaker 1703GK
(3702GD).
6.
Make sure that the ammeter shows
0 mA.
NOTE : Take into account the tolerance of the digital ammeter.
____
NOTE : If the ammeter does not show 0 mA, replace the fire shut-off valve
____ 1046GK (3702GD) (Ref. TASK 29-11-52-000-001) and (Ref. TASK 29-11-52-400-001) or ((Ref. TASK 29-13-52-000-001)) and ((Ref. TASK 29-13-52-400-001)).
NOTE : With a permanent operation of the electrical motor of the fire
____ shut-off valve, because of an incomplete opening of the valve, the current range can be from 25 mA (clutch worn) to 400 mA.
7.
Disconnect the ammeter.
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
8.
Close the circuit breaker 1703GK (3702GD)
9.
Install the overhead panel.
5. Close-up
________ Subtask 29-10-00-860-072
A. Put the aircraft back to the serviceable condition.
(1)
Do the EIS stop procedure
(Ref. TASK 31-60-00-860-002)
(2)
De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
Subtask 29-10-00-410-065
B. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
FOR 1046GK
-close the access panel 574AB.
(3)
FOR 3046GD
-close the access panel 674AB.
(4)
Remove the access platform(s).
1EFF : ALL 1 29-10-00Page 505 1 1 Aug 01/02R 1 1 1CES 1
TASK 29-10-00-720-001
R Functional Check of Hydraulic Fire Shut-Off Valves
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES ARE
_______
CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
GEAR.
1. Reason for the Job
__________________
Refer to the MPD TASK: 291000-10
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific digital ammeter (with a range of less than 500mA)
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
12-12-29-611-001 Fill the Hydraulic Fluid Reservoir with a Hand Pump 12-12-29-611-002 Fill the Hydraulic Fluid Reservoir with a Hydraulic Service Cart 24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied
from the External Power 29-11-52-000-001 Removal of the Engine Pump Fire-Valve (1046GK) 29-11-52-400-001 Installation of the Engine Pump Fire-Valve (1046GK) 29-13-52-000-001 Removal of the Engine Pump Fire-Valve (3046GD) 29-13-52-400-001 Installation of the Engine Pump Fire-Valve (3046GD) 29-14-00-614-002 Pressurization of the Hydraulic Reservoirs through
the Ground Connector
31-60-00-860-001 EIS Start Procedure
31-60-00-860-002 EIS Stop Procedure
71-00-00-710-001 Dry Motoring Check
R 1EFF : ALL 1 29-10-00Page 506 1 1 May 01/04 1 1 1CES 1
3. Job Set-up
__________
Subtask 29-10-00-860-073
A. Aircraft Maintenance Configuration
(1)
Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
(2)
Do the EIS start procedure (Upper ECAM DU and lower ECAM DU only) (Ref. TASK 31-60-00-860-001).
(3)
On the ECAM control panel, push the HYD key. Make sure that the HYD page comes into view on the lower ECAM Display Unit (DU)
(4)
Make sure that none of these conditions are shown on the ECAM:
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