Dimensional Inspection of the Dowel (Anti-Rotation) on Twin Motor Actuators

TASK 28-00-00-200-002-A
Dimensional Inspection of the Dowel (Anti-Rotation) on Twin Motor Actuators

WARNING: OBEY THE FUEL SAFETY PROCEDURES.

WARNING: PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:

THE FLIGHT CONTROLS
THE FLIGHT CONTROL SURFACES
THE LANDING GEAR AND THE RELATED DOORS
COMPONENTS THAT MOVE.

MOVEMENT OF COMPONENTS CAN KILL OR CAUSE INJURY TO PERSONS AND/OR CAN CAUSE DAMAGE TO THE EQUIPMENT.

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

1. Reason for the Job
To make sure the anti-rotation dowel dimension is correct.

NOTE: Only do this procedure on twin motor actuators Part No. HTE190001, HTE190001-1, HTE190001-2 and HTE190026. It is not necessary to do this procedure on twin motor actuators Part No. FRH010034 and FRH010041.

2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	VERNIER CALIPER

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Referenced Information

REFERENCE	DESIGNATION
Actuator Dowel (Anti-Rotation) - Dimensional Inspection

3. Job Set-up
Subtask 28-00-00-160-051-A

A. Cleaning

CAUTION: DO NOT TRY TO TURN THE DRIVE OF THE ACTUATOR BECAUSE YOU WILL CAUSE DAMAGE.

(1) Use a Textile-Lint free Cotton - (Material No.14SBA1) with Non Aqueous Cleaner-General - - (Material No.08BAA9) to remove dirt and/or grease from the applicable actuator.
(2) Make sure that the actuator is clean and in the correct condition.

4. Procedure
Subtask 28-00-00-220-053-A

A. Dimensional Check
(1) Use a VERNIER CALIPER to check the dimension X from the mounting flange face of the actuator to the dowel:
(a) If the dimension X is more than 1.08 mm (0.0425 in.), the actuator is unserviceable and must be rejected.
(b) If the dimension X is 1.08 mm (0.0425 in.) or less, the actuator is serviceable.

5. Close-up
Subtask 28-00-00-942-058-A

A. Removal of Equipment
(1) Make sure that the work area is clean and clear of tools and other items.

[Rev.10 from 2021] 2026.04.02 06:16:56 UTC