Section III. OPERATION UNDER UNUSUAL CONDITIONS

TM 32-5985-342-14&P

Section III. OPERATION UNDER UNUSUAL CONDITIONS

maintenance checks. Excessive amounts of dust and

3-5 GENERAL. It may be necessary to operate the

sand that come in contact with lubricants will damage

tower under conditions of extreme cold, heat, humidity,

moving parts. Hoist operation in a dusty or sandy

moisture, sand, or wind. The tower is designed to be

atmosphere requires the use of lubricants designed for

operational in temperatures ranging from - 200 to + 120

this purpose.

°F.

3-8 OPERATION IN TROPICAL CLIMATES. When

3-6

OPERATION

ARCTIC

CLIMATES.

equipment is operated in warm, damp climates,

Temperatures and weather conditions associated with

moisture conditions are acute. High relative humidity

arctic climate can affect the efficient operation of the

may cause condensation on equipment and accelerate

equipment. Handle parts carefully, especially wire

corrosion. Make frequent maintenance checks.

insulation and plastics which become brittle at subzero

temperatures. When equipment is exposed to cold air,

3-9 OPERATION IN HIGH WINDS.

High wind

moisture will condense on it, and icing conditions can

conditions present a hazard to both equipment and

result.

personnel.

The Antenna Tower TS-9A has been

designed to withstand high winds. (For tower wind

3-7 OPERATION IN DESERT CLIMATES. The main

loading capability refer to paragraph 1-9.)

problem arising in desert operation is large amounts of

sand, dust, and dirt, which may affect operation of the

equipment.

Clean assemblies thoroughly before

replacing them.

Make more frequent preventive

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