M157597AGOwner's ManualInstructions for Set-up, Operation, Maintenance & StorageTRAILER MOUNTED, 2-GUN HOT WATER PRESSURE WASHER– 4000 PSI / 7 GPMPortable Outdoor-Use OnlyThis pressure washer produces both cold and hot water high pressure spray. Cleaning chemicals may beincorporated into the spray if desired. The pressure pump for this equipment is powered by a gasoline internalcombustion engine and the water is heated by a kerosene/fuel-oil fired, open flame burner.WARNING – READ THIS MANUALREAD and UNDERSTAND this Owner's Manual and the Engine Owner's Manual completelybefore attempting to set up and use the pressure washer! Failure to properly set up, operate, andmaintain this pressure washer could result in serious injury or death to operator or bystanders.WARNING – SPECIAL HAZARDSCO Poisoning Exhaust from both the engine and burner contains carbon monoxide, apoisonous gas that can cause carbon monoxide poisoning and possibledeath if inhaled.Skin/Eye Injury High-pressure spray can cause serious skin or eye injury, including injectioninjury if fluid pierces the skin. Injection injury can result in blood poisoningand/or severe tissue damage.Burns Hot spray can scald and burn skin. Hot surfaces of wand, engine and burner, as well as hot exhaust fromboth the engine and burner can cause burns.Slips/Falls Spray discharge can cause puddles and slippery surfaces. Spray-gun kickback can cause operator loss of balance and falls.Flying Debris High-pressure spray can cause surface damage and flying debris.Fire/Explosion Engine and burner sparking can ignite fuel or other flammable liquidsor vapors in the vicinity. Hot exhaust from engine and burner can ignite combustible materials.Chemical Exposure Cleaning chemical vapors or contact with skin may be hazardous.Electric shock Spray contact with electrical sources can cause electric shock.Trailer tipover Sudden stopping or turning while towing the pressure washer with afilled water tank can result in driving instability and/or trailer tipover.A summary of important safety information is provided at the end of the manual.Any Questions, Comments, Problems, or Parts OrdersCall NorthStar Product Support 1-800-270-0810ITEM NUMBER: 157597SERIAL NUMBER: _____________