Garmin 500W Series, Instructions Manual

Page: 22 / 23

500W Series 190-01226-03 Rev. 5
Instructions for Continued Airworthiness Bell 206B Page 22 of 23
2.9 Special Inspection Requirements
2.9.1 Post-Lightning Strike Inspection
In the event of a suspected or actual lightning strike to the rotorcraft, the GA 35, GA 36, or GA 37 GPS
antenna installation shall be inspected to ensure that there is no structural damage around the areas
where lightning may have attached. If there is visible sign of damage to the antenna then it must be
replaced.
Verify that the 500W series unit receives and displays GPS satellite information normally.
2.9.2 Post-Hard Landing Inspection
In the event of a hard landing complete all the inspections specified in Table 1 Periodic Maintenance
Inspections.
2.10 Application of Protective Treatments
None, N/A.
2.11 Data Relative to Structural Fasteners
Location
(see Installation
Drawing)
FASTENER TYPE AND TORQUE
6 ‐ 32 Screw
4±2 inch ‐ pounds
6 ‐ 32 Screw
12 ‐ 15 inch ‐ pounds
8 ‐ 32 Screw
12 ‐ 15 inch ‐ pounds
10 ‐ 32 Screw
12 ‐ 15 inch ‐ pounds
10 ‐ 32 Screw
20 ‐ 25 inch ‐ pounds
500W Unit Mounting
Rack
X
GPS Antenna X
Cooling Fan X
Cooling Fan Bracket X X
2.12 Special Tools
For electrical bonding testing, a milliohm meter is required.
2.13 Additional Instructions
None
2.14 Overhaul Period
The system does not require overhaul at a specific time period. Power on self-test and continuous BIT
will monitor the health of the 500W Series unit. If the unit indicates an internal failure, the unit may be
removed and replaced. See troubleshooting section 2.6 contained in this document.
2.15 ICA Revision and Distribution
To revise this ICA, a letter must be submitted to the ACO along with the revised ICA. The ACO will
obtain AEG acceptance, and approve any revision to the Airworthiness Limitations in Section 3. After
FAA acceptance/approval, Garmin will release the revised ICA for customer use, and provide any
required notification of the revision.