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15
Operations
Trailer Component Identification
Pump —
Delivers a specific GPM to the high pressure
nozzle which develops pressure.
Spray Gun
— Controls the application of water and
detergent onto cleaning surface with trigger device.
Includes safety latch.
Detergent Injector
— Allows you to siphon and mix
detergents.
Wand
— Must be connected to the spray gun.
High Pressure Hose
— Connect one end to water
pump high pressure discharge nipple and the other end
to spray gun.
Thermostat
— Control the coil water output
temperature.
Safety Relief Valve
— Secondary pressure release in
the unlikely event the unloader valve fails.
Unloader Valve
— Safety device which, when the
spray gun closes, prevents over pressurization.
NOTE: If trigger on spray gun is released for more
than 2 minutes, water will leak from the pump
protector. Warm water will discharge from pump
protector onto floor. This system prevents internal
pump damage.
Karcher HDS 3.5/40 GE MT Operator’s Manual 9.807-942.0 - C
(Optional)
Control Panel
Thermostat
Chemical Injector
Battery Box
Spray Gun
Trigger
Water Inlet
Safety Chains
Wand
Nozzle Quick Coupler
Hitch Channel
Gasoline Tank
Hose and Wand Storage
Diesel Tank
Discharge Manifold
and Safety Relief Valve
Pump & Unloader Valve
VIN Plate
High Pressure
Outlet
High Pressure Hose