New Unit Information 02.2004Technical features HD 5/12Page 2 / 12Drive unit– 2-pole, air-cooled electric motor.Pump:– 3-piston axial pump.– Pistons made from stainless steel, Ø 12mm(0.472 in), stroke 9.3mm (0.366 in).– Cylinder head made from brass.– Swash plate with thrust ball bearing.– Pressure and suction valve made fromstainless steel and plastic.– The pressure switch switches off the motorwhen the handgun is closed.– Injector.– Non-return valve.– No safety valve.– No pressure gauge.– No pressure and flow control valve.– Water inlet with strainer.Electrics:– Unit switch with thermal motor protection.– Pressure switch.Cleaning agent:– Without cleaning agent tank.– Metering valve on the unit.– Cleaning agent operation at low pressure.Accessories:– Standard gun.– Curved spray lance.– Triple nozzle.