Installation of the Scavenge Oil Filter Element [IAE]

TASK 79-22-44-400-010-A
Installation of the Scavenge Oil Filter Element

WARNING: BE CAREFUL WHEN YOU DO WORK ON THE ENGINE PARTS AFTER THE ENGINE SHUTDOWN. USE APPLICABLE THERMAL GLOVES. THE ENGINE PARTS CAN STAY HOT FOR ONE HOUR AFTER SHUTDOWN AND CAN BURN YOU.

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

ZONE: 400
FIN: 6001EM ** ON A/C NOT FOR ALL

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	WARNING NOTICE(S)
No specific	Torque wrench: range to between 71 and 53 lbf.in (0.80 and 0.60 m.daN )
No specific	Torque wrench: range to between 95 and 85 lbf.in (1.07 and 0.96 m.daN )
IAE1F10082	1	PIN, GUIDE

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.V02-119)	lockwire
(Material No.V10-077)	approved engine oils

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
400	POWER PLANT, NACELLES AND PYLONS
FOR [1000EM1] (ENGINE-1)
437AL, 438AR
FOR [1000EM2] (ENGINE-2)
447AL, 448AR

D. Expendable Parts

FIG.ITEM	DESIGNATION	IPC-CSN
11	PACKING	AIPC 79-22-44-80-020
7	PACKING	AIPC 79-22-44-80-020
4	PACKING	AIPC 79-22-44-80-060
3	FILTER ELEMENT	AIPC 79-22-44-80-070

E. Referenced Information

REFERENCE	DESIGNATION
TASK 70-23-11-911-013-A	General Torque Tightening Techniques
TASK 70-23-13-911-010-A	Procedures for the Installation of Preformed Packings
TASK 71-00-00-710-012-B	Test No.3 : Idle Leak Check
TASK 71-00-00-710-045-A	Test No.1 : Dry Motor Leak Check
TASK 71-13-00-010-010-A	Opening of the Fan Cowls 437AL(447AL),438AR(448AR)
TASK 71-13-00-410-010-A	Closing of the Fan Cowls 437AL(447AL),438AR(448AR)
Scavenge Oil Filter Element

3. Job Set-up
Subtask 79-22-44-860-050-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) On the center pedestal, on the ENG panel 115VU, make sure that a WARNING NOTICE(S) is in position to tell persons not to start the engine.
(2) On the overhead maintenance panel 50VU, make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off. Make sure that a WARNING NOTICE(S) is in position to tell persons not to energize the FADEC 1(2).

Subtask 79-22-44-010-052-A ** ON A/C NOT FOR ALL

B. Make sure that the fan cowl doors are open: (Ref. AMM TASK 71-13-00-010-010)
(1) FOR [1000EM1] (ENGINE-1)
437AL 438AR
(2) FOR [1000EM2] (ENGINE-2)
447AL 448AR

4. Procedure
Subtask 79-22-44-410-051-A ** ON A/C NOT FOR ALL

A. Install the two pins of IAE1F10082 PIN, GUIDE (2) in to the filter housing flange. Make sure there is a space of one bolt hole between each pin.

Scavenge Oil Filter Element ** ON A/C NOT FOR ALL

(1) Remove all the applicable covers/caps/plugs from the openings.

Subtask 79-22-44-420-050-A ** ON A/C NOT FOR ALL

B. Installation of the Scavenge Oil Filter Element:

Scavenge Oil Filter Element ** ON A/C NOT FOR ALL

(1) Install a serviceable AIPC 79-22-44-80-070 FILTER ELEMENT (3) into the filter housing (1).
(2) Install the filter cover:

WARNING: DO NOT LET ENGINE OIL STAY ON YOUR SKIN FOR A LONG TIME. FLUSH THE OIL FROM YOUR SKIN WITH WATER. THE OIL IS POISONOUS AND CAN GO THROUGH YOUR SKIN AND INTO YOUR BODY.

(a) Lubricate a AIPC 79-22-44-80-060 PACKING (4) with the approved engine oils (Material No.V10-077) and install it (Ref. AMM TASK 70-23-13-911-010) on the filter cover (5).
(b) Use the guide pins (2) to install the filter cover (5) on the filter housing (1).
(c) Attach the filter cover (5) to the filter housing (1) with three of the bolts (9) and three of the washers (10). Tighten the bolts with your hand.
(3) Remove the two guide pins (2) from the filter housing (1).
(4) Install the remaining bolts:
(a) Install the three remaining bolts (9) and the three remaining washers (10).
(b) TORQUE the six bolts to between 95 and 85 lbf.in (1.07 and 0.96 m.daN )

(Ref. AMM TASK 70-23-11-911-013).

PRE SBE 79-0101

(5) Install the drain plug:

WARNING: DO NOT LET ENGINE OIL STAY ON YOUR SKIN FOR A LONG TIME. FLUSH THE OIL FROM YOUR SKIN WITH WATER. THE OIL IS POISONOUS AND CAN GO THROUGH YOUR SKIN AND INTO YOUR BODY.

(a) Lubricate a new AIPC 79-22-44-80-020 PACKING (7) with the approved engine oils (Material No.V10-077) and install it (Ref. AMM TASK 70-23-13-911-010) to the drain plug (8).
(b) Install the drain plug (8) on the filter cover (5).
(c) TORQUE the drain plug to between 71 and 53 lbf.in (0.80 and 0.60 m.daN )

(Ref. AMM TASK 70-23-11-911-013).

WARNING: USE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.

(d) Safety the drain plug (8) with the lockwire (Material No.V02-119) .

END OF PRE SBE 79-0101

POST SBE 79-0101

(6) Install the drain plug:

WARNING: DO NOT LET ENGINE OIL STAY ON YOUR SKIN FOR A LONG TIME. FLUSH THE OIL FROM YOUR SKIN WITH WATER. THE OIL IS POISONOUS AND CAN GO THROUGH YOUR SKIN AND INTO YOUR BODY.

(a) Lubricate a new AIPC 79-22-44-80-020 PACKING (11) with the approved engine oils (Material No.V10-077) and install it on the drain plug (12) (Ref. AMM TASK 70-23-13-911-010).
(b) Install the packing (11) and the plug (12) on the filter cover (5).
(c) TORQUE the drain plug to between 71 and 53 lbf.in (0.80 and 0.60 m.daN )

(Ref. AMM TASK 70-23-11-911-013).

(d) Safety the plug with the corrosion resistant steel lockwire (Material No.V02-119) .

END OF POST SBE 79-0101

5. Close-up
Subtask 79-22-44-410-050-A ** ON A/C NOT FOR ALL

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Close the fan cowls (Ref. AMM TASK 71-13-00-410-010):
(a) FOR [1000EM1] (ENGINE-1)
437AL 438AR.
(b) FOR [1000EM2] (ENGINE-2)
447AL 448AR.
(3) Remove the WARNING NOTICE(S).

Subtask 79-22-44-790-050-B ** ON A/C NOT FOR ALL

B. Do an idle leak check (Ref. AMM TASK 71-00-00-710-012) or do a dry motor leak (Ref. AMM TASK 71-00-00-710-045).

[Rev.10 from 2021] 2026.04.01 13:01:30 UTC