UNCONTROLLED COPY WHEN DOWNLOADED OR PRINTED
ENSTROM F-28F/280F SERIES MAINTENANCE MANUAL SUPPLEMENT 1
Rev.
2
3-3
Dec
8/08
SECTION 3
SERVICING, CLEANING, TROUBLESHOOTING, AND PERIODIC INSPECTIONS
3-1. Servicing
A. The 430W/530W contains no user serviceable components or assemblies.
Operations involving the removal of the 430W/530W or any other line-replaceable unit
(LRU) installed as a part of the 430W/530W must be done by authorized maintenance
technicians.
3-2. Cleaning
A. The front bezel, keypad, and display can be cleaned with a soft cotton cloth
dampened with clean water. DO NOT use any chemical cleaning agents. Care should be
taken to avoid scratching the surface of the display.
3-3. Troubleshooting
A. If error indications are displayed on the 430W/530W, consult the
Troubleshooting section contained in the applicable installation manual, listed under
reference documentation in Table 3-1.
3-4.
Periodic Maintenance Inspections
A. The following inspection checklist is intended as a guide for 100 hour/annual
inspections for aircraft operating under normal conditions. More frequent inspections may
be required should adverse operating conditions be encountered.
Date
Signature
Aircraft Registration Number
Aircraft Serial Number
GARMIN GNS 430W/530W GPS/WAAS NAVIGATOR
INITIAL EACH ITEM AFTER ACCOMPLISHMENT
Inspect the following items every 100 hours or annually
INITIAL
1. Inspect the unit for security of attachment.
2. Inspect all knobs and buttons for legibility.
3. Inspect condition of wiring, routing, and attachment/clamping.
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