Adjustment of the Front Mount Tube [IAE]

TASK 71-20-00-700-010-A
Adjustment of the Front Mount Tube

WARNING: MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING GEAR. THIS WILL PREVENT UNWANTED MOVEMENT OF THE LANDING GEAR, AND THUS POSSIBLE INJURY TO PERSONS AND DAMAGE TO THE AIRCRAFT AND/OR EQUIPMENT.

WARNING: MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT. UNWANTED ELECTRICAL POWER CAN BE DANGEROUS.

1. Reason for the Job
A. This task is for V2500-A1 and A5 engines.
B. This task gives instructions to adjust the front mount tube.
C. There are two methods to adjust the mount tube:
Method 1 requires removal of the power plant.
Method 2 requires unloading of the power plant.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
IAE1J12511	1	WRENCH

B. Referenced Information

REFERENCE	DESIGNATION
TASK 71-00-20-000-040-A	Removal of the Power Plant
TASK 71-00-20-000-040-A-01	Removal of the Power Plant with the Engine Positioner TWW 75E (MIAG)
TASK 71-00-20-000-802-A	Unload the Power Plant
TASK 71-00-20-400-040-A	Installation of the Power Plant
TASK 71-00-20-400-040-A-01	Installation of the Power Plant with the Engine Positioner TWW 75E (MIAG)
TASK 71-00-20-400-802-A	Reload the Power Plant
Front Mount Tube Adjustment

3. Job Set-up
Subtask 71-20-00-020-060-A ** ON A/C NOT FOR ALL

A. Method 1: Remove the power plant (Ref. AMM TASK 71-00-20-000-040).

Subtask 71-20-00-020-062-A ** ON A/C NOT FOR ALL

B. Method 2: Unload the power plant (Ref. AMM TASK 71-00-20-000-802).

4. Procedure
Subtask 71-20-00-420-055-A ** ON A/C NOT FOR ALL

A. Adjust the front mount tube.
(1) Attach the IAE1J12511 WRENCH to the hexagonal flange of the forward engine mount.

Front Mount Tube Adjustment ** ON A/C NOT FOR ALL

(2) Turn the front mount tube to its correct position using the special wrench.
(3) Remove the special wrench.

5. Close-up
Subtask 71-20-00-410-056-A ** ON A/C NOT FOR ALL

A. Method 1: Install the power plant (Ref. AMM TASK 71-00-20-400-040).

Subtask 71-20-00-410-059-A ** ON A/C NOT FOR ALL

B. Method 2: Reload the power plant (Ref. AMM TASK 71-00-20-400-802).

[Rev.10 from 2021] 2026.04.01 12:56:26 UTC