(9) Protection. Close the side doors of the engine compressor to protect the equipment against weather. If unit
is to be out of operation for a lengthy period, see that all unpainted parts are covered with a film of rustpreventive
compound. When exposed to the weather cover the unit with a suitable cover.
46. Maintenance and Safety Precautions
a. Correct or report any mechanical deficiencies that may result in damage to the unit if operation is continued.
b. Always stop engine before attempting adjustments, repairs, or lubrication.
c. Never pour cold coolant into radiator while engine is hot, as there is danger of cracking the cylinder head.
d. Keep electrical equipment clean and dry.
e. Always provide a metallic contact between container and tank when filling the gasoline tank.
f. Check the safety valve daily to make certain of its performance.
g. Exercise extreme caution while using compressed air. At close range, the air pressure this unit develops can put
out eyes, burst ear drums, and cause serious skin blisters.
47. Organizational Maintenance
a. Organizational preventive maintenance is performed by organizational maintenance personnel, with the aid of the
operator, at weekly and monthly intervals. The weekly interval will be equivalent to 60 hours of use. The monthly interval
will be equivalent to 4 weeks, or 240 hours of use, whichever occurs first.
b. The column headed technical inspection is provided for the information and guidance of personnel performing
technical inspection, and constitutes the minimum inspection requirements for the equipment.
c. Responsibility for performance of preventive maintenance services rests not only with operators, but with the entire
chain of command from section chief to commanding officer (AR 700-105).
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