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CHAPTER V – SECTION II UNIT MAINTENANCE
5.2 GENERAL
CAUTION
The use of gun cleaning agents that contain perchloroethylene or methylene
chloride may permanently damage the DBAL-I
2
system.
Unit Maintenance Procedures consist of operational tests, inspections,
troubleshooting and the replacement of a limited number of parts (paragraphs
5.2.a through 5.2.g). All authorized repair parts can be installed at the unit level.
A DBAL-I
2
failing to meet the tests and inspections should be replaced.
5.2.a External Cleaning
Clean the exterior of the DBAL-I
2
by flushing with water and wiping with a clean,
soft cloth. Cleaning should be done whenever the DBAL-I
2
becomes dirty or after
exposure to salt water.
5.2.b Exit Port Lens Cleaning
Use a lens cleaning kit to clean the IR POINT and IR ILLUM lenses.
5.2.c Battery Compartment
Before each use, inspect the battery and battery compartment for dirt, dust or
corrosion. Clean the battery compartment by wiping with a soft,
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