Part No. 57.0009.0454 GTH-4013EX - GTH-4514EX - GTH-4017EX 3Operator’s ManualSecond Edition - Second PrintingIntroductionSymbolsSafety alert symbol: used toalert you to potential personalinjury hazards. Obey all safetymessages that follow thissymbol to avoid possibleinjury or deathDANGER Red: indicates a hazardoussituation which, if not avoided,will result in death or seriousinjury.WARNING Orange: indicates a hazardoussituation which, if not avoided,could result in death or seriousinjury.CAU T I ON Yellow : indicates a hazardoussituation which, if not avoided,could result in minor ormoderate injury.NOTICE Blue: indicates a propertydamage message.PROT ECT T H EEN V I RON M EN T Green: used to draw thea t t e n t i o n t o i m p o r t a n tinformation on environmentprotection.Courtesy of Crane.Market