GP Repair Operationwc_tx000545gb.fm 273.3 Outdoor InstallationPlace the generator in an area where it will not be exposed to rain,snow, or direct sunlight. Make sure it is positioned on firm, levelground, so it will not slide or shift. Position the engine exhaust awayfrom areas where people may be present.If operating the generator inside a tunnel or deep trench, make surethere is adequate ventilation. Precautions similar to those requiredwhen operating indoors may be necessary.The surrounding area must be free from water and moisture. Allcomponents must be protected from excessive moisture.3.4 Indoor InstallationIf the generator must be installed indoors, adequate ventilation orexhaust hoses must be provided. When venting exhaust fumes, makesure the exhaust piping is large enough to prevent excessive backpressure to the engine. Back pressure reduces engine efficiency andmay cause the engine to overheat.Exhaust gas from the engine contains poisonous carbon monoxidegas; exposure to carbon monoxide can cause loss of consciousnessand may lead to death. Never run the generator indoors or in anenclosed area unless adequate ventilation, through such items asexhaust hoses or fans, is provided.When installed indoors, steps to prevent fire and explosion such asproviding a good, earthen ground, removing all flammable materialsnear the generator, and using only electrical cables in good condition,must be observed. See Operating Safety.3.5 Recommended Battery (GPS only)This generator is shipped without a battery. The recommended batteryto be used is:Battery Type 50-N18L-AVoltage 12 VCapacity 20 A/hL x W x H 206 x 90 x 164 mm(8-1/8 x 3-9/16 x 6-7/16 in.)DANGER