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AD/HS 125/175 - Emergency Radio Wiring
British Aerospace BAe 125 Series AeroplaBritish Aerospace BAe 125 Series Aeroplanes
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British Aerospace BAe 125 Series Aeroplanes
| AD/HS 125/175 | Emergency Radio Wiring | 7/2005 DM |
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| Applicability: | Hawker 800XP aeroplanes serial numbers 258541, 258556 and 258567 through 258608 inclusive. |
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| Requirement: | 1. Perform a detailed inspection for damage (primarily but not limited to evidence of heat damage) of wiring in the flight compartment in accordance with Part 1 of the Accomplishment Instructions of Raytheon Service Bulletin (SB) 24-3555, Revision 1 dated June 2004. |
| Note 1: For the purposes of this Directive, a detailed inspection is: “An intensive examination of a specific item, installation or assembly to detect damage, failure or irregularity. A direct source of good lighting as well as inspection aids such as mirrors, magnifying lenses, etc., may be necessary. Surfaces may also be required to be cleaned.” | |
| 2. If damage is found in the wiring, repair in accordance with Part 1of the Accomplishment Instructions of SB 24-3555 Rev 1. | |
| 3. Modify Emergency Radio Circuit as detailed in the Part 2 of the Accomplishment Instructions of SB 24-3555 Rev 1. | |
| 4. Conduct functionality check of the emergency radio system. | |
| 5. Revise Aircraft Fight Manual Emergency Procedure section by inserting Temporary Change P/N 140-590032-0005TC7. | |
| Note 2: FAA AD 2005-09-03 Amdt 39-14071 refers. | |
| Compliance: | For Requirement 1 - Within 50 hours time in service (TIS) or 30 days, whichever occurs first, after the effective date of this Directive. |
| For Requirement 2 - Before further flight after Requirement 1 inspection. | |
| For Requirement 3: | |
| a. If damage was found during the Requirement 1 inspection - Before further flight after the inspection. |
| b. If damage was not found during the Requirement 1 inspection - Within 300 hours TIS or 180 calendar days after the effective date of this Directive. | |
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