R 49-00-00-860-003 APU Start by External Power (GTCP 36-300)
R 49-00-00-860-004 APU Shutdown by External Power (GTCP 36-300) 49-00-00-860-005 APU Start by External Power (APS 3200) 49-00-00-860-006 APU Shutdown by External Power (APS 3200) 49-00-00-860-008 APU Start by External Power (131-9(A)) 49-00-00-860-009 APU Shutdown by External Power (131-9(A)) 29-14-41-991-003 Fig. 401
3. Job Set-up
__________
Subtask 29-14-41-860-057
A. Aircraft Maintenance Configuration
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
(1)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(2)
Make sure that the hydraulic systems are depressurized and put them in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(3)
Make sure that the reservoirs of the Green, Blue and Yellow hydraulic systems are depressurized (Ref. TASK 29-14-00-614-001).
(4)
Make sure that the warning notices are in position to tell persons not to pressurize the Green, Blue and Yellow hydraulic systems:
-in the cockpit on the hydraulic section 40VU of the overhead panel,
- on the ground service panel of the Green, Blue and Yellow hydraulic systems.
(5) Make sure that the access panel 195BB is open.
Subtask 29-14-41-865-056
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU HYD/HYD PWR/B WARN/& CTL 2702GJ C12 121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41 121VU HYDRAULIC/HYD POWER/Y 3803GX N30 121VU HYDRAULIC/G HYD/PUMP ENG1/CTL 1701GK R35 121VU HYDRAULIC/G HYD/PUMP ENG1/MONG 1702GK R34 123VU B HYD/ELEC PUMP 2701GJ AB09 123VU Y HYD/ELEC/PUMP 3802GX AB06
R 123VU Y HYD/ELEC/ELEC PUMP/NORM 3801GX AB03
4. Procedure
_________
(Ref. Fig. 401/TASK 29-14-41-991-003)
Subtask 29-14-41-420-052
A. Installation of the Reservoir Pressurization Unit
WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL
_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
CAUTION : USE A SECOND WRENCH TO APPLY COUNTERTORQUE TO THE UNION WHEN
_______ YOU DISCONNECT/CONNECT HYDRAULIC LINES ON UNIONS. IF YOU USE THE SECOND WRENCH, YOU WILL NOT LOOSEN OR TIGHTEN THE UNION TOO MUCH.
CAUTION : YOU MUST INSTALL HYDRAULIC TUBES WITH HYDRAULIC FLUID AS
_______
LUBRICANT.
(1)
Make sure that there is no used sealant on the mounting structure (5) of the reservoir pressurization unit (1).
(2)
Clean the component interface and/or the adjacent area.
(3)
Do an inspection of the component interface and/or the adjacent area.
(4)
Apply SEALANTS (Material No. 09-018) to the reservoir pressurization unit (1) where it touches the mounting structure (5).
(5)
Apply SPECIAL MATERIALS (Material No. 05-002) to the bolts (9) and the washers (8).
(6)
Put the reservoir pressurization unit (1) in position and install the bolts (9), the washers (8) and the nuts (6).
(7)
Tighten the nuts (6).
(8)
Remove the blanking plugs from the disconnected line ends.
(9)
Make sure that the line end-fittings are serviceable.
(10)
Apply HYDRAULIC FLUIDS (Material No. 02-003) to the threads of the line end-fittings.
(11)
Connect the lines (7), (4), and (2) to the reservoir pressurization unit (1).
(12)
TORQUE the union nuts of the lines to between 1.5 and 1.7 m.daN
(11.06
and 12.53 lbf.ft). Subtask 29-14-41-865-057
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD, 1701GK, 1702GK, 2701GJ, 2702GJ, 3801GX, 3802GX, 3803GX.
1EFF : ALL 1 29-14-41Page 408 1 1 Aug 01/02R 1 1 1CES 1
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