. SAFETY SAFETY INFORMATION windows to ensure that adequate ventilation is provided to prevent gas poisoning. 2 - 18 VENTILATION FOR Exhaust fumes from If it is necessary to start the engine within a n enclosed area, or pen the do ors and 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 signalman necessary. Ope rators should pay careful at tention to th e signs and f ollow t he instructio ns from the signalman. Only one signalm an should give signals. meaning of all signals and signs before starting work.
Make sure that a ll workers understand the meaning of all signal s and signs before start EMERGENCY EXIT FROM OPERATOR'S CAB n, use the rear window as an emergency escape. For details, see If for some reason, the cab door does not ope s an e mergency e scape. For details, see Section "EMERGE NCY EXIT FROM OPERATOR'S CAB (PAGE 3-31) " in thi s manual. ASBESTOS DUST HAZARD PREVENTION Asbestos dust in the air can cause lung cancer i f it is inhaled . There is danger of inhalin g asbestos when working o n jobsites h andling demolition work or work handling industrial was te. Always observe the following. Spray water to k eep down the dust when cl eaning. Do not use compressed air f or cleaning.
r that there may be asbestos dust in the air, the machine from an upwind position. All se an approved respirator. If there is dange always operate workers should u se an approved respirator. Do not allow oth er persons to approach dur ing the oper Always observe the rules and regulations fo r the work s ite and environment al standard This machine does not use asbestos, but there is a danger that imitation parts m ay contain asbestos, s o always use genuine Komatsu p