. SAFETY GENERAL PRECAUTIONS VENTILATION FOR ENCLOSED AREA Exhaust fumes from the engine can kill. If it is necessary to start the engine within an enclosed area, or when handling fuel, flushing oil, or paint, open the doors and windows to ensure that adequate ventilation is provided to prevent gas poisoning. 2 - 20 SIGNALMAN'S SIGN AL AND SIGNS nform of road shoulders and soft ground. If the visibility is not good, position a signalman i Set up signs to i necessary. Ope rators should pay careful atten tion to the sig ns and f ollow the ins tructions from th e signalman. Only one signalm an should give signals. ning of all signals and signs before starting work.
Make sure that a ll workers understand the mea ning of all sig nals and signs befor e starting EMERGENCY EXIT FROM OPERATOR'S CAB If for some reason, the cab door does not open, u se the rear window as an emergency escape. For details, see If for some reason, indow a s an emerg ency esca pe. Fo r detail s, see "EMERGENCY EX IT FROM OPERATOR'S CAB (PAGE 3-43) " in this manual. ASBESTOS DUST HAZARD PREVENTION Asbestos dust in th is danger of inhalin demolition work or e air can cause lung cancer if it i g asbestos when working on jo work handling industrial waste. s inhaled. The bsites handli Always obser the following. Spray water to k eep down the dust when cleaning.
Do not u compressed air f If there is dange or cleaning. r that there may be asbestos dust in the a the machine from an upwind position. se an approved respirator. always operate workers should u se an approved respirator. Do not allow oth er persons to approach during the operation. Always observe the rules and regulations for th e work site an environmental st This machine does not use asbestos, but there is a danger that i mitation parts may co ntain asbestos, s o alwa ys use genuine Komatsu p arts.