(10)
Remove the nut (20), the screw (21), the washer (22) and the bonding strap (19).
(11)
Cut, remove and discard the lockwire from the bolts (12).
(12)
Remove the bolts (12) and the washers (11). NOTE : Make sure that the shock mounts do not turn when you remove
____
the bolts (12).
(13)
Remove the power transfer unit (7) from the support plate (8).
(14)
Remove the spacers (23).
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TASK 29-23-41-400-001
Installation of the Green/Yellow Power Transfer Unit 1088GM
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES ARE
_______ CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific container(s)
No specific warning notice(s)
No specific access platform 2.5 m (8 ft. 2 in.)
No specific Torque Wrench : range 0.20 to 3.60 m.daN
(2.00 to 26.00 lbf.ft) No specific Torque Wrench : range 1.00 to 10.00 m.daN
(8.00
to 75.00 lbf.ft) No specific Torque Wrench : range 2.00 to 20.00 m.daN
(15.00 to 150.00 lbf.ft)
B.
Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 02-003 F NSA 307110 TYPE 4 HYDRAULIC FLUID (PHOSPHATE ESTER BASE) (Ref. 20-31-00)
Material No. 19-010 USA AMS 5687 LOCKWIRE STAINLESS STEEL ANNEALED 0.8MM DIA (Ref. 20-31-00)
1EFF : ALL 1 29-23-41Page 406 1 1 Aug 01/05R 1 1 1CES 1
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-12-29-611-001 Fill the Hydraulic Fluid Reservoir with a Hand Pump
12-36-29-170-004 Flushing of the Green Hydraulic System of the Power
Transfer Unit (PTU) 1088GM
12-36-29-170-005 Flushing of the Yellow Hydraulic System of the Power
Transfer Unit (PTU) 1088GM
20-28-00-912-004 Electrical Bonding of Components With Conductive
Bolts and Screws and Bonding Straps in the Fuselage
and in the Wings (this does not include the tanks)-
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
29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action
29-00-00-910-002 Safety Procedures of the Hydraulic System
29-10-00-863-001 Pressurize the Green Hydraulic System
29-10-00-864-001 Depressurize the Green Hydraulic System
29-11-44-610-001 Servicing of the LP-Filter (1002GM)
29-11-45-610-001 Servicing of the HP-Filter 1048GM
29-13-44-610-001 Servicing of the LP-Filter (3002GM)
29-13-45-610-001 Servicing of the HP-Filter (3048GM)
29-14-00-614-001 Depressurization of the Hydraulic Reservoirs
29-14-00-614-002 Pressurization of the Hydraulic Reservoirs through
the Ground Connector
29-23-00-710-002 Operational Check of PTU Green to Yellow
29-23-00-710-003 Operational Check of PTU Yellow to Green
29-23-00-710-004 Operational Test of the Power Transfer Unit (PTU)
with the Engine Pumps
29-23-00-860-001 Disconnection of the Isolation Coupling of the Power
Transfer Unit (PTU)
29-23-00-860-002 Connection of the Isolation Coupling of the Power
Transfer Unit (PTU)
29-24-00-863-001 Pressurize the Yellow Hydraulic System with the
Electric Pump
29-24-00-864-001 Depressurize the Yellow Hydraulic System
32-12-00-010-001 Open the Main Gear Doors for Access
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