(2.00 to 26.00 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 -------------------------------------------------------------------------------
4 O-rings 49-21-09 02 -150 15 O-rings 49-21-09 02 -200 17 O-rings 49-21-09 02 -130
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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 28-00-00-910-001 Fuel Safety Procedures 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 49-00-00-710-010 Operational Test of the APU (131-9(A)) 52-41-00-010-001 Open the APU Doors for Access 52-41-00-410-001 Close the APU Doors after Access 49-23-51-991-006 Fig. 401
3. Job Set-up
__________
Subtask 49-23-51-941-057
A. Safety Precautions
(1) Obey the Fuel Safety Precautions (Ref. TASK 28-00-00-910-001).
Subtask 49-23-51-860-058
B. 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).
(5)
Make sure that the access platform is in position below the APU compartment.
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(6) Make sure that the APU access doors are open (Ref. TASK 52-41-00-010-001).
Subtask 49-23-51-865-064
C. 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
4. Procedure
_________
(Ref. Fig. 401/TASK 49-23-51-991-006) Subtask 49-23-51-420-054
A. Installation of the Inlet Guide Vane-Actuator
(1)
Clean the component interface and/or the adjacent area.
(2)
Make sure that the parts retained from the removed component are clean and in the correct condition.
(3)
Do an inspection of the component interface and/or the adjacent area.
(4)
Extend the IGV actuator (6).
(5)
Connect the captive bolt (10), and secure the IGV actuator (5) to the operating linkage (8).
(6)
TORQUE the captive bolt (10) to 0.57 m.daN (50.44 lbf.in)
(7)
Install IGV actuator to the APU with the bolts (13) and washers (12).
(8)
TORQUE the bolts (13) to 1.357 m.daN (10.00 lbf.ft)
(9)
Apply a thin coating of OILS (Material No. 03-002) to the new O-rings.
(10) Put the new
-
O-rings (4) on the fuel pipe (3);
-
O-rings (15) on the fuel pipe (16);
-
O-rings (17) on the fuel pipe (18).
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