Subtask 49-11-11-080-053
D. Removal of the HOIST - MINILIFT CAUTION : MAKE SURE THAT THE THREE ATTACHMENT NUTS ARE INSTALLED AND
_______ CORRECTLY TORQUED BEFORE YOU DISCONNECT THE HOIST. IF YOU DO NOT DO THIS, YOU CAN CAUSE DAMAGE TO THE TIE RODS.
(1) Remove the HOIST - MINILIFT from the APU compartment (Ref. TASK 49-00-00-080-001).
Subtask 49-11-11-420-058-A
E. Connection of the APU
(1)
Connection of the Bonding Straps (Ref. Fig. 404/TASK 49-11-11-991-007)
(a)
Remove and discard the tape which temporarily attached the bonding straps (43) to the mount brackets (46).
(b)
Remove the temporarily installed nuts (45), washers (44) and bolts (49) from the FWD LH and FWD RD tie rods.
(c)
Connect the bonding straps (43) with the bolts (49), the nuts
(45) and washers (44) to the FWD LH and FWD RH tie rods (Ref. TASK 20-28-00-912-004).
(2)
Connection of the Exhaust Muffler (Ref. Fig. 401/TASK 49-11-11-991-006)
(a)
Make sure that the APU exhaust and the exhaust muffler are free and clear of unwanted materials.
(b)
Push the exhaust muffler forward until the hot nozzle assy (32) flange touches the APU exhaust flange.
(c)
Make sure that the drain outlet on the hot nozzle assy (31) is at the 6 o'clock position.
(d)
Adjust the flange of the hot nozzle assy radially to the APU exhaust flange.
NOTE : Before the clamp is installed, the offset around should
____ not be more than 0 +4 -4 mm (0.0000 +0.1574 -0.1574 in.).
(e) Install the exhaust coupling clamp (30) with the lockbolts in the 3 and 9 o'clock position.
NOTE : Make sure that the exhaust coupling clamp (30) is engaged
____
equally.
(f)
TORQUE the lockbolts of the exhaust coupling clamp (30) equally to between 0.81 and 0.93 m.daN (71.68 and 82.30 lbf.in).
(g)
Install the two halves of the insulation blanket (33) and (34) in position at the exhaust compling clamp (30), connect the two halves with MISCELLANEOUS (Material No. 19-010).
(h)
Connect the two halves of the insulation blanket (33) and (34) with lockwire-corrosion resistant steel 0.8 mm (0.032 in.) dia. to the studs on the hot nozzle assy (31).
(3)
Connection of the Exhaust-Muffler Drain Pipe (Ref. Fig. 401/TASK 49-11-11-991-006)
(a)
Remove the blanking plugs from the disconnected line ends.
(b)
Connect the exhaust-muffler drain pipe (35) at the T-fitting to the APU drain system.
(4)
Connection of the Generator Cables (Ref. Fig. 403/TASK 49-11-11-991-005)
(a)
Remove and discard the tie-wraps which temporarily hold the phase leads (82) to the FWD RH tie rod.
(b)
Remove the plastic blanking caps from the ring terminals of the phase leads.
(c)
Remove the bolts (70) , the washers (84) and the phase lead cover
(71) from the terminal block of the generator.
(d)
Remove the temporarily installed nuts (83) from the terminal studs.
(e)
Attach the phase leads (82) with the washers (85) and the nuts
(83) to the correct terminal studs on the generator (80). Connect the:
CAUTION : MAKE SURE THAT THE WASHER IS INSTALLED BETWEEN THE
_______ PHASE LEADS AND THE TERMINAL NUT. IF NOT, THE TERMINAL BLOCK WILL BURN LOCALLY BECAUSE OF RESISTANCE HEATING.
-
the phase lead with the red label 8XS-T1 to the terminal stud T1.
-
the phase lead with the yellow label 8XS-T2 to the terminal stud T2.
-
the phase lead with the blue label 8XS-T3 to the terminal stud T3.
-
the phase lead with the white label 8XS-N to the terminal stud
N.
NOTE : Make sure that the terminals of the generator (80) and
____ ring terminals of the phase leads (82) are clean and not damaged.
(f)
TORQUE the nuts (83) to between 2.3 and 2.5 m.daN (16.96 and
18.43 lbf.ft).
(g)
Lubrication of the bolts (70).
WARNING : USE THE CORRECT PERSONAL PROTECTION.
_______ OIL CAN HAVE ADDITIVE CALLED TRICRESYL PHOSPHATE IN IT. THIS CHEMICAL IS AN ASPHYXIANT, IT IS POISONOUS AND CAN BE ABSORBED THROUGH THE SKIN. USE CARE WHEN ENGINE OIL IS DRAINED. HOT OIL CAN POSSIBLY CAUSE BAD BURNS.
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