(2)
 Disconnect the electrical connector (1) from the oil level switch (8087KM) (5).

 (3)
 Put blanking caps on the disconnected electrical connectors.

 (4)
 Remove the bolt (3), the bracket (4) and the washer (2) which attach the oil level switch (8087KM) (5) to the accessory drive gearbox.

 (5)
 Put a blanking plug in the open port of the accessory drive gearbox.

 (6)
 Remove and discard the O-ring (6).

 Oil Level Switch
 Figure 401/TASK 49-93-16-991-001

 CES

 TASK 49-93-16-400-001
 Installation of the Oil Level Switch (8087KM) (GTCP 36-300)

 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 3.5 m (11 ft. 6 in.) No specific Torque Wrench : range 0.00 to 1.20 m.daN
 (0.00 to 9.00 lbf.ft)
 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 03-002  GB DEF-STAN 91-101 LUBRICATING OIL TURBINE ENGINE SYNT BASE (Ref. 20-31-00)
 C. Expendable Parts
 -------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
O-ring  49-93-04 01 -040

 D. 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 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action 29-14-00-614-002 Pressurization of the Hydraulic Reservoirs through
 the Ground Connector 49-00-00-860-003 APU Start by External Power (GTCP 36-300) 49-00-00-860-004 APU Shutdown by External Power (GTCP 36-300) 49-90-00-600-001 Check Oil Level and Replenish (GTCP 36-300) 52-41-00-010-001 Open the APU Doors for Access 52-41-00-410-001 Close the APU Doors after Access 49-93-16-991-001 Fig. 401
 3. Job Set-up
__________
 Subtask 49-93-16-860-051
 A. Aircraft Maintenance Configuration
 (1)
 Energize the ground service network
 (Ref. TASK 24-42-00-861-001).

 (2)
 On the panel 25VU make sure that the APU MASTER SW p/bsw is OFF.

 (3)
 Make sure that there is a warning notice in the cockpit to tell persons not to start the APU.

 (4)
 Make sure that hydraulic systems are depressurized
 (Ref. TASK 29-00-00-864-001).

 Subtask 49-93-16-865-050
 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
 Subtask 49-93-16-010-055
 C. Get Access
 (1)
 Put the access platform in position below the APU access doors 315AL and 316AR.

 (2)
 Open the APU access doors 315AL and 316AR (Ref. TASK 52-41-00-010-001).

 (3)
 Set the LIGHT SW 11LJ to the ON position.

 4. Procedure
_________ (Ref. Fig. 401/TASK 49-93-16-991-001) Subtask 49-93-16-420-050
 A. Installation of the Oil Level Switch (8087KM)
 (1)
 Remove the blanking plug from the accessory drive gearbox.

 (2)
 Apply a thin layer of lubricant OILS (Material No. 03-002) to the new O-ring (6).

 (3)
 Install the new O-ring (6) on the oil level switch (8087KM) (5).

 (4)
 Put the oil level switch (8087KM) (5) in position and install the bracket (4), the washer (2) and the bolt (3).

 (5)
 TORQUE the bolt (3) to 0.56 m.daN (49.55 lbf.in).

 (6)
 Remove the blanking cap from the electrical connector.

 (7)
　
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