Engine Fire-Extinguisher Bottle - Location
Figure 501/TASK 26-21-00-991-005
1EFF : ALL 1 26-21-00 Page 504
1 1 Feb 01/98
1 1
1CES 1
Test of the Engine Fire-Extinguisher Botlle Low Pressure
Figure 502/TASK 26-21-00-991-002
5. Close-up
________ Subtask 26-21-00-410-055
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items. FOR 1000EM1
(2)
Install the access doors 415BL, 415BR.
FOR 1000EM2
(3)
Install the access doors 425BL, 425BR.
(4)
Remove the access platform(s).
(5) Remove the warning notice(s). Subtask 26-21-00-862-053
B. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
TASK 26-21-00-720-001
Check of Firing Circuit Continuity
CAUTION : TO RESET THE ENG 1(2) APU FIRE PUSHBUTTON SWITCH:
_______
-PUSH THE PUSHBUTTON SWITCH FULLY IN (LATCHED POSITION).
THEN CLOSE THE GUARD.
DO NOT TRY TO CLOSE THE GUARD AND PUSH THE PUSHBUTTON SWITCH AT THE
SAME TIME.
1. Reason for the Job
__________________
Refer to the MPD TASK: 262100-03
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
No specific voltmeter
No specific warning notice
No specific access platform 1.60 m (5 ft. 3 in.)
263193 2 SHUNT PLUG - FIRE EXTINGUISHER CARTRIDGE
R 861823 2 PROTECTIVE CAP - FIRE EXTINGUISHER CARTRIDGE
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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 26-12-00-710-001 Operational Check of Loop/Squib 29-10-00-710-001 Operational Check of Hydraulic Fire Shut Off Valves
and Associated Indicating System
3. Job Set-up
__________ Subtask 26-21-00-861-050 R A. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002). Subtask 26-21-00-941-050
B. Safety Precautions
(1)
On the ENG panel 115VU:
(a) Put a warning notice in position to tell persons not to start the engine.
(2)
Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(3)
On the maintenance panel 50VU:
(a)
Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b)
Put a warning notice in position to tell persons not to energize the FADEC 1(2).
Subtask 26-21-00-865-080
C. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
121VU ENGINE/ENG1 AND 2 FIRE EXTIG/BTL1/SQUIB/B 2WE1 Q44 121VU ENGINE/ENG1 AND 2 FIRE EXTIG/BTL1/SQUIB/A 1WE1 Q43 121VU ENGINE/ENG1 AND 2 FIRE EXTIG/BTL2/SQUIB/B 2WE2 Q42 121VU ENGINE/ENG1 AND 2 FIRE EXTIG/BTL2/SQUIB/A 1WE2 Q41 Subtask 26-21-00-010-050
D. Get Access
(1)
Put the access platform in position.
(2)
Remove the access doors:
FOR 6WE1, 8WE1
415BL, 415BR
FOR 6WE2, 8WE2
425BL, 425BR.
**ON A/C 001-049, 101-105, 201-210,
Subtask 26-21-00-020-053
E. Aircraft Maintenance Configuration
(1)
In the engine pylon, on the engine fire extinguisher bottle, disconnect the electrical connectors from the cartridges:
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