(a)
BP Turbine Oil 2389
(b)
Mobile Averex S Turbo 256
(2)
Def Stan 91-94, Type I (-65°F to 130°F, -54°C to 54°C):
(a)
Aeroshell Turbine Oil 390
(b)
Castrol 325
(3)
MIL-PRF-23699 Type II (-40°F to 130°F, -40°C to 54°C):
(a)
Aeroshell Turbine Oil 500
(b)
Aeroshell Turbine Oil 560
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A
747-400 MAINTENANCE MANUAL
(c)
BP Turbine Oil 2380
(d)
Castrol 5000
(e)
Mobil Jet Oil II
(f)
Mobil Jet Oil 254
(g)
Royco Turbine Oil 500
(h)
Royco Turbine Oil 560
F. You can get access to the oil drain port and the oil filler cap through the two APU access doors.
TASK 12-22-02-613-049
2. Drain the APU Oil (Fig. 301)_________________
A. References
(1) AMM 49-11-01/401, Auxiliary Power Unit
B. Equipment
(1)
Container - Oil Resistant, 5 U.S. Gallons (18.9 Liters)
(2)
PWC41325-001 Puller - Oil Drain Cover (or equivalent tool) Pratt & Whitney Canada
C. Consumable Materials
(1) D00418 Oil - Aircraft Turbine Engine
D. Parts ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 301 | 2 | Packing | 49-27-00 | 01 | 152 | 2......…........…...................................…..........…......…........1
E. Access
(1)
Location Zones
221 Control Cabin - Left
222 Control Cabin - Right
310 Fuselage - Station 2360 to Station 2792
(2)
Access Panels
317AL APU Access Door - Left
318AR APU Access Door - Right
F. Prepare for the Servicing (Oil Change)
S 863-001
(1)
Make sure the APU control switch on the P5 overhead panel is OFF and attach a DO-NOT-OPERATE tag.
S 863-002
(2)
Open these circuit breakers and attach DO-NOT-CLOSE tags:
(a)
P6-2 Main Power Distribution Panel
1) 6K18, APU ALTN CONT
(b)
P83 Aft APU Equipment Control and Circuit Breaker Panel 1) APU PRIME CONT
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747-400 MAINTENANCE MANUAL
S 013-003
(3) Open the left APU access door, 317AL, and right APU access door, 318AR:
(a) While you hold the two APU access doors in the closed position, open the six latches on the right access door.
NOTE: The left access door will open fully and the right
____ access door will drop approximately one inch (2.5 cm) from the fuselage frame when the last latch is opened.
NOTE: A lanyard is attached to the aft end of the right access
____ door to hold the access door to the APU compartment bulkhead.
CAUTION: BE CAREFUL NOT TO MOVE THE TWO APU ACCESS DOORS TO THE
_______ OUTBOARD SIDE FROM THE FULL OPEN POSITION. THE FULL OPEN POSITION IS WHERE THE APU ACCESS DOOR IS DOWN AND THE TWO HOLD-OPEN RODS ARE CONNECTED TO THE TWO BRACKETS ON THE APU COMPARTMENT BULKHEAD. DAMAGE TO THE ELEVATOR CONTROL SURFACES CAN OCCUR.
(b)
Open the left access door to the fully open position and remove the two hold-open rods from the two clips.
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