When performing maintenance of engine and you are exposed to engine noise for long periods of time, wear hearing protection while working. If noise from the machine is too loud, it can cause temporary or permanent hearing problems. Do not smoke when you service an air conditioner or if refrigerant gas is present. Inhaling fumes either from a flame or gas from a cigarette that has contacted air conditioner refrigerant can cause death or serious injury. Never put maintenance fluids into glass containers. Drain all liquids into a suitable containers. Unless instructed otherwise, perform maintenance with equipment in servicing position.
Refer to this manual for procedure for placing equipment in servicing position. Warning Tag Alert others that service or maintenance is being performed by attaching a "DO NOT OPERATE" warning tag to the operator's cabin controls – and other machine areas, if required. Use of a chain or cable to keep the safety lock lever in the fully lowered "LOCK" position, complies with OSHA's lockout requirements. "DO NOT OPERATE" warning tags, are available from your DOOSAN distributor. Always attach "DO NOT OPERATE" warning tag to work equipment control lever in the operator's cabin to alert others that you are performing service or maintenance on the machine.
Attach additional warning tags on the machine, if necessary. Keep warning tags in tool box while it is not used. If there is not tool box or in the owner manual storage pocket. If any other person starts engine, and operates control levers or control pedals while you are performing service or maintenance, it can result in death or serious injury. EX1301177 Figure 37 Attach a "DO NOT OPERATE" warning tag to starter switch or to controls before servicing or repairing equipment. Warning tags are available from your DOOSAN distributor. DX225LC-3 Safety 1-50