C. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from the External Power
R 26-12-00-710-001 Operational Check of Loop/Squib 31-60-00-860-001 EIS Start Procedure 31-60-00-860-002 EIS Stop Procedure 71-13-00-010-040 Opening of the Fan Cowl Doors 71-13-00-410-040 Closing of the Fan Cowl Doors 26-12-15-991-301 Fig. 402 26-12-15-991-302 Fig. 403
3. Job Set-up
__________
Subtask 26-12-15-860-071
A. Aircraft Maintenance Configuration
(1)
Make sure that the ground service network is energized (Ref. TASK 24-42-00-861-001)
(2)
On the center pedestal, on the ENG panel 115VU:
(a) Make sure that the warning notice to tell persons not to start the engine, is in position.
(3)
On the ENG section of the maintenance panel 50VU:
(a)
Make sure that the ON legend of the FADEC GND PWR/1(2) pushbutton switch is off.
(b)
Make sure that the warning notice to tell persons not to energize the FADEC 1(2), is in position.
(4)
Make sure that the access platform is in position.
Subtask 26-12-15-010-066
B. Make sure that the fan cowl doors are open (Ref. TASK 71-13-00-010-040): FOR 1000EM1 R 437AL, 438AR
FOR 1000EM2 R 447AL, 448AR.
Subtask 26-12-15-865-069
C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU ENGINE/2/FIRE DET/LOOP B 8WD2 A07 49VU ENGINE/1/FIRE DET/LOOP A 7WD1 A06 121VU ENGINE/ENG2/FIRE DET/LOOP A 7WD2 Q39 121VU ENGINE/ENG1/FIRE DET/LOOP B 8WD1 Q38
4. Procedure
_________
(Ref. Fig. 402/TASK 26-12-15-991-301, 403/TASK 26-12-15-991-302)
Subtask 26-12-15-420-058
A. Installation of the Fan Fire Detector Sensors onto the Rail Assembly
(1) Install the fan fire detector sensors.
(a)
Remove the protective covers from the electrical connectors 4000WD1A and 4000WD2A and the fire detectors (45).
(b)
Make sure that the electrical connectors are clean and in the correct condition.
(c)
Make sure there is a good electrical bond between the fire detector sensors (45), the clamps (40), the rail assembly (20) and the engine bracket.
WARNING : MEK/MIBK BLEND IS CLASSIFIED AS A HAZARDOUS MATERIAL
_______ WHICH CAN CAUSE INJURY OR ILLNESS IF IT IS NOT CORRECTLY USED. REFER TO THE MANUFACTURER'S SPECIFIC SAFETY AND HEALTH RECOMMENDATIONS BEFORE YOU USE THIS PRODUCT. CAREFULLY READ THE APPLICABLE "MATERIAL SAFETY DATA SHEET" AND OBEY ALL SAFETY AND HEALTH PRECAUTIONS.
R 1_ Make all bonding surfaces clean with a lint-free cloth made
R moist with MEK/MIBK blend (40 percent MEK, 60 percent MIBK).
R 2_ Dry the bonding surfaces with a clean cloth before the solvent
R becomes gas.
R (d) Install the nuts (70) that attach the sensors (45) to the rail
R (20). Do not torque the nuts (70) at this time.
R NOTE : Point the fire detector sensors (45) so the sensor tubes____
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