UNCONTROLLED COPY WHEN DOWNLOADED OR PRINTED
ENSTROM F-28F/280F SERIES MAINTENANCE MANUAL SUPPLEMENT 1
Rev.
4
6-3
Jan
9/14
SECTION 3
SERVICING, TROUBLESHOOTING, AND PERIODIC INSPECTIONS
3-1. Servicing
A. The KX 165A NAV/COM installation contains no user serviceable components or
assemblies. Operations involving the removal of the KX 165A unit must be done by
authorized maintenance technicians.
3-2. Troubleshooting
A. Refer to electrical schematic in Diagram 6-1 when troubleshooting the KX 165A NAV/COM
installation.
3-3. Periodic
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
KX 165A NAV/COM
INITIAL EACH ITEM AFTER ACCOMPLISHMENT
Inspect the following items every 100 hours or annually
INITIAL
1. Inspect the electrical wiring and mounts for security, damage, and
obvious defects.
2. Inspect the KX 165A unit and mount for security, damage, and
obvious defects.
3. Inspect the COM and NAV antennas and mount for security,
damage, and obvious defects.
Visit www.enstromhelicopter.com for instructions to order an original manual and to register for email notification of updates.
