TM 11-6660-266-13
Table 2-6. Preventive Maintenance Checks and Services
Item to be
Item
Procedure
Inspected
No.
Interval
MARWIN
Inspect air filter to verify that there in no excess accumulation of
Weekly
31.
Processor
dust and dirt.
TO PREVENT DAMAGE TO EQUIPMENT, DO NOT
USE FORCED AIR TO CLEAN AIR FILTER.
NOTE
During normal environmental conditions, the inspection
interval may be extended.
Inspect connectors to verify that:
RDF Unit
Before
32.
Insert is not cracked or broken.
Contacts are not bent, broken, or missing.
Connector bodies are not damaged and are free of foreign
material.
Connectors are securely mounted.
Contacts are free of corrosion.
Check CDU pushbutton switches for proper operation.
RDF Unit
Before
33.
Check that azimuth unit hold-down locking bolt is securely
RDF Unit
Before
34.
mounted.
Check that elevation unit mounting latches are securely
RDF Unit
Before
35.
fastened.
Check that antenna dish mounting latches are securely fastened.
RDF Unit
Before
36.
Inspect exterior of RDF Unit to verify that all surfaces are free of
RDF Unit
Before
37.
dirt, dust, and grease; are free of corrosion, dents, and
scratches.
Check latches for:
Transportation
Before
38.
Secure mounting.
Cases
Proper operation.
Check handles for:
Transportation
Before
39.
Secure mounting.
Cases
Operation with proper spring action.
2-19
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