Repair of the Chafe Guard [CFMB]

TASK 74-21-20-300-006-A
Repair of the Chafe Guard

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Consumable Materials

REFERENCE	DESIGNATION
(Material No.CP1039)	acetone
(Material No.CP2011)	stoddard solvent
(Material No.CP2242)	RTV 732
(Material No.CP2559)	ardrox 552
(Material No.CP2560)	turco ind 79
(Material No.CP2566)	mag-chem teksol
(Material No.CP2584)	degreasol 99 R
(Material No.CP2656)	mag-chem skysol
(Material No.14SBA1)	Textile-Lint free Cotton -

B. Referenced Information

REFERENCE	DESIGNATION
TASK 74-21-20-000-002-A	Removal of the Left Ignition Lead
TASK 74-21-20-400-002-A	Installation of the Left Ignition Lead
Repair of the Chafe Guard

3. Job Set-up
Subtask 74-21-20-020-057-A ** ON A/C NOT FOR ALL

A. Remove the ignition lead (Ref. AMM TASK 74-21-20-000-002).

4. Procedure
Subtask 74-21-20-160-055-A ** ON A/C NOT FOR ALL

A. Clean the Ignition Lead
(1) Clean the damaged area of the ignition lead with a Textile-Lint free Cotton - (Material No.14SBA1) that is moist with stoddard solvent (Material No.CP2011) or acetone (Material No.CP1039) or ardrox 552 (Material No.CP2559) or turco ind 79 (Material No.CP2560) or mag-chem teksol (Material No.CP2566) or degreasol 99 R (Material No.CP2584) or mag-chem skysol (Material No.CP2656) .
(2) Let the surface of the ignition lead dry.

Subtask 74-21-20-350-057-A ** ON A/C NOT FOR ALL

B. Repair the Chafe Guard
(1) Apply a thin layer of RTV 732 (Material No.CP2242) to the damaged area of the chafe guard.
(2) Push the damaged chafe guard back into place.

5. Close-up
Subtask 74-21-20-420-057-A ** ON A/C NOT FOR ALL

A. Install the ignition lead (Ref. AMM TASK 74-21-20-400-002).

[Rev.10 from 2021] 2026.04.01 03:07:45 UTC