Document ID: chunk:federal_register_of_legislation:F2005L00581:body:0:p4
Version: federal_register_of_legislation:F2005L00581
Segment Type: other
Provision Reference: 
Character Range: 8499–11638

there are differences between the Master Minimum Equipment List (MMEL) and this Directive, this Directive prevails.

                   12. For aeroplanes having line numbers 1 to 3108 inclusive, on which the Requirement 6.b. inspection has been accomplished prior to the effective date of this Directive, but the Requirement 8 conduit replacement has not been accomplished; replace any section of the electrical conduit where arcing or leaking occurred with new conduit in accordance with ASB 737-28A1132 Revision 2.

                   13. Accomplish the following for all aeroplanes:

                     a. Replace the existing centre fuel tank float switches with new improved float switches and install a conduit liner system in accordance with ASB 737-28A1141, Revision 3.

                     b. Replace the existing wing fuel tanks the float switches and conduit assemblies with new, improved float switches and conduit assemblies that include a liner system inside the conduit in accordance with the ASB 737-28A1141, Revision 3.

                     c. For aeroplanes subject to the repetitive inspections required by Requirement 7 where the electrical conduit in the centre fuel tank has not been replaced as specified in Requirement 8.  Prior to or concurrently with the replacement of the float switch in the centre fuel tank required by Requirement 13.a or 13.b of this Directive, replace, with new conduit, any section of the centre fuel tank electrical conduit where arcing or a leak occurred, in accordance with the ASB 737-28A1132, Revision 2.  Such replacement constitutes terminating action for the repetitive inspection requirements of Requirement 7 of this Directive.
                Note 5:  Replacement of float switches and conduit assemblies, and installations of conduit liner systems, as applicable, accomplished before the effective date of Amendment 2 to this Directive in accordance with ASB 737-28A1141 or Revision 1or Revision 2, are considered acceptable for compliance with the corresponding action specified in this Directive, provided that the following requirements are met.

                     (1) The B-nuts on the float switch cable conduit must be torqued to the values specified in ASB 737-28A1141, Revision 3.

                     (2) The float switch bonding strap must be installed and securely fastened to the float switch bracket or main structure, as specified in the ASB 737-28A1141, Revision 3.

                     (3) Lock wire must be installed in the bolt heads on the front spar, as specified ASB 737-28A1141 Revision 3.

                   14. For Model 737-200C series aeroplanes having L/Ns 1 through 3108 inclusive accomplish Requirements 1 to 9 inclusive of this Directive.  (If the actions specified in Requirements 1 to 9 inclusive of this Directive have been accomplished before the effective date of this Directive, no further action is required by this Requirement.)  If the actions required by Requirement 13 of this Directive, including the replacement required by Requirement 13.c. of this Directive, are accomplished within the compliance time specified