R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
12-13-24-991-300 Fig. 301 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R **ON A/C 401-499,
R 12-13-24-991-300-A Fig. 301A R **ON A/C ALL
3. Job Set-up
__________
Subtask 12-13-24-861-057
A. Energize the ground service network
(Ref. TASK 24-42-00-861-001).
Subtask 12-13-24-941-063
B. Safety Precautions
(1)
On the center pedestal, 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 overhead 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 12-13-24-010-060
C. Open the fan cowl doors (Ref. TASK 71-13-00-010-040):
-
FOR 1000EM1
437AL, 438AR
-
FOR 1000EM2
447AL, 448AR.
Subtask 12-13-24-481-054
D. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
4. Procedure_________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
(Ref. Fig. 301/TASK 12-13-24-991-300)
R **ON A/C 401-499,
R (Ref. Fig. 301A/TASK 12-13-24-991-300-A)
R **ON A/C ALL
Subtask 12-13-24-864-059
A. Depressurization of the IDG Case
WARNING : POINT THE OVERFLOW DRAIN HOSE INTO A CONTAINER WHEN YOU CONNECT_______ THE HOSE TO THE OVERFLOW DRAIN VALVE. THIS WILL PREVENT BURNS FROM THE HOT OIL SPRAY. HOT OIL CAN CAUSE BURNS TO EYES AND SKIN.
CAUTION : DO NOT USE DEVICES OTHER THAN THE APPROVED OVERFLOW DRAIN-HOSE_______ FITTING. HARD METAL OBJECTS SUCH AS SCREWDRIVERS CAN CAUSE DAMAGE TO THE OVERFLOW DRAIN-VALVE SEAT.
(1) Put a container 5.7 l (1.5 USgal) below the IDG (5).
(2) Remove the dust cap (3) from the overflow drain valve (4).
(3) Put the end of the overflow drain hose (6) of the TANK - ENGINE OIL FILLING UP (DH13PM) in the container.
(4) Do this step to depressurize the IDG case:
(a) Connect the overflow drain hose (6) of the TANK - ENGINE OIL FILLING UP (DH13PM) to the overflow drain valve (4).
NOTE : Some oil can come out of the overflow drain hose (6) of____ the TANK - ENGINE OIL FILLING UP (DH13PM) when you connect it.
IDG Servicing - IDG Drain and Fill Ports
Figure 301/TASK 12-13-24-991-300
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 12-13-24Page 305 1201-299, 301-399, 1Aug 01/05 1 1 1CES 1
R IDG Servicing - IDG Drain and Fill Ports
R Figure 301A/TASK 12-13-24-991-300-A
R 1EFF : 401-499, 1 12-13-24 Page 306
1 1 Aug 01/05
1 1
1CES 1
Subtask 12-13-24-680-059
B. Draining of the IDG Oil WARNING : WEAR GOGGLES WHEN YOU REMOVE OR INSTALL THE LOCKWIRE. CUT,
_______ REMOVE AND DISCARD THE LOCKWIRE AS YOU DO THE TASK. LOOSE LOCKWIRE CAN CUT OR BLIND YOU.
(1)
Cut and remove the lockwire from the case drain plug (1). NOTE : Approximately 3.8 l (1.0038 USgal) of oil will flow into the
____
container.
(2)
Remove the case drain plug (1).
(3)
Remove the O-ring (2) and discard it.
(4)
Drain the oil. NOTE : - If the drained oil has a fuel odor, do the servicing of the
____ IDG after oil chemical contamination (Ref. TASK 24-21-00-612-043)
-If you think that the condition of the drained oil is not correct, do a sampling of the IDG oil for analysis (Ref. TASK 12-32-24-281-001).
Subtask 12-13-24-640-053
C. Lubricate the new O-ring (2) with OILS (Material No. 03-002). Subtask 12-13-24-420-059
D. Installation of the Case Drain Plug
(1)
Install the new O-ring (2) on the case drain plug (1).
(2)
Install the case drain plug (1).
(3)
TORQUE the case drain plug (1) to between 55 and 75 lbf.in (0.62 and
0.84 m.daN).
(4)
Safety the case drain plug (1) with Lockwire (Material No. CP8001)
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