Inspection of the Data Entry Plug Assembly [IAE]

TASK 73-22-35-200-010-A
Inspection of the Data Entry Plug Assembly

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.

FIN: 1000EM1 ** ON A/C NOT FOR ALL
FIN: 1000EM2 ** ON A/C NOT FOR ALL

1. Reason for the Job
This TASK gives the procedure for the inspection of the power plant data entry plug assembly.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE
No specific	AR	WARNING NOTICE(S)
No specific	Torque wrench: range to between 35.2 and 28.8 lbf.in (0.40 and 0.33 m.daN )
IAE1R19416	2	WRENCH-SPECIAL 4 AND 8 SLOT CONNECTOR, LIFTING

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
FOR [1000EM1] (ENGINE-1)
437AL, 438AR
FOR [1000EM2] (ENGINE-2)
447AL, 448AR

C. Referenced Information

REFERENCE	DESIGNATION
TASK 70-23-11-911-013-A	General Torque Tightening Techniques
TASK 70-23-15-912-010-A	Connection of Electrical Connectors
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)
TASK 73-22-34-710-040-A	Operational Test of the EEC
TASK 73-22-35-300-010-A	Replace the Jumpers, Contacts or Connector - VRS3500
TASK 73-22-35-300-010-A-01	Replace the Jumpers, Contacts or Connector - VRS3500
TASK 73-22-35-300-011-A	Repair the Jumper Contact or Contact - VRS3501
TASK 73-22-35-300-012-A	Replace the Data Entry Plug Backshell Assembly - VRS3503
Data Entry Plug Assembly
Data Entry Plug Assembly - Inspection Areas

3. Job Set-up
Subtask 73-22-35-941-051-A ** ON A/C NOT FOR ALL

A. Safety Precautions
(1) On the center pedestal, on the ENG panel 115VU:
(a) Put a WARNING NOTICE(S) to tell persons not to start the engine.
(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b) Put a WARNING NOTICE(S) to tell persons not to energize the FADEC 1(2).

Subtask 73-22-35-010-051-A ** ON A/C NOT FOR ALL

B. Get Access
(1) Open the fan cowls (Ref. AMM TASK 71-13-00-010-010):
(a) FOR [1000EM1] (ENGINE-1)
437AL 438AR.
(b) FOR [1000EM2] (ENGINE-2)
447AL 448AR.
(2) Put the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in the position

Subtask 73-22-35-020-052-A ** ON A/C NOT FOR ALL

C. Disconnect the data entry plug assembly (1) from the rear side of the electronic engine control (2). Use the IAE1R19416 WRENCH-SPECIAL 4 AND 8 SLOT CONNECTOR, LIFTING.

Data Entry Plug Assembly ** ON A/C NOT FOR ALL

4. Procedure
Subtask 73-22-35-210-050-A ** ON A/C NOT FOR ALL

A. Examine the data entry plug assembly

Data Entry Plug Assembly - Inspection Areas ** ON A/C NOT FOR ALL

(1) Examine the connector main key at location 4 for damage.
(a) If the main key is damaged replace the connector, refer to VRS3500 (Ref. AMM TASK 73-22-35-300-010).
(2) Examine the connector rubber grommet at locations 5 for damage.
(a) If the rubber grommet is damaged replace the connector, refer to VRS3500 (Ref. AMM TASK 73-22-35-300-010).
(3) Examine the connector contacts at location 6 for bends.
(a) If the contacts are bent 15 degrees or less make the contacts straight, refer to VRS3501 (Ref. AMM TASK 73-22-35-300-011).
(b) If the contacts are bent more that 15 degrees replace the contacts, refer to VRS3500 (Ref. AMM TASK 73-22-35-300-010).
(4) Examine the connector threads at location 3 for damage.
(a) If the threads are damaged replace the connector, refer to VRS3500 (Ref. AMM TASK 73-22-35-300-010).
(5) Examine the connector nut ratchet at location 2 for damage.
(a) If the ratchet makes a click sound when you turn it with your hand in the clockwise and the counterclockwise directions, accept it.
(b) Other than in (a) replace the connector, refer to VRS3500 (Ref. AMM TASK 73-22-35-300-010).
(6) Examine the backshell assembly at location 1 for damage.
(a) If the backshell assembly is damaged replace it, refer to VRS3503 (Ref. AMM TASK 73-22-35-300-012).
(7) Examine the backshell assembly connecting chain/cable at location 7 for damage and make sure that the chain/cable is attached correctly to the backshell and the fan case.
(a) If the connecting chain/cable is damaged replace the backshell assembly, refer to VRS3503 (Ref. AMM TASK 73-22-35-300-012).

5. Close-up
Subtask 73-22-35-420-052-A ** ON A/C NOT FOR ALL

A. Connect the data entry plug assembly (1) to the rear side of the electronic engine control (2).

Data Entry Plug Assembly ** ON A/C NOT FOR ALL

(1) Align the master key-way on the data entry plug assembly (1) with the electronic engine control (2) receptacle master key-way (Ref. AMM TASK 70-23-15-912-010).
(2) Use light hand pressure to engage the data entry plug assembly with the electronic engine control receptacle and tighten it by hand.
(3) TORQUE the data entry plug connector to between 35.2 and 28.8 lbf.in (0.40 and 0.33 m.daN )

. Use the IAE1R19416 WRENCH-SPECIAL 4 AND 8 SLOT CONNECTOR, LIFTING (Ref. AMM TASK 70-23-11-911-013).

Subtask 73-22-35-410-051-A ** ON A/C NOT FOR ALL

B. 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).
(4) Remove the access platform(s).

Subtask 73-22-35-730-051-A ** ON A/C NOT FOR ALL

C. Do an operational test of the EEC (Ref. AMM TASK 73-22-34-710-040).

[Rev.10 from 2021] 2026.04.01 03:00:57 UTC