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9.803-436.0-B • Operator Kärcher HDS Diesel
7
PRESSURE W
ASHER
OPERA
T
OR’S MANU
AL
98034360-2
W
ARN
IN
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PR
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OP
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TR
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BU
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BR
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BU
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ST
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ON
OF
F
ENGINE
COMPONENT IDENTIFICATION
Pump
— Develops high pressure by pumping water
volume through nozzle.
Spray Gun
— Controls the application of water and
detergent onto cleaning surface with trigger device.
Includes safety latch.
Detergent Metering Valve
— Controls detergent
mixture.
Wand
— Must be connected to the spray gun.
Rupture Disk
— Will burst when extreme pressure
limits are reached.
Pressure Switch
— Activates fuel solenoid to turn off
burner when trigger on spray gun is released.
Unloader Valve
— Safety control which releases pres-
sure when spray gun trigger is released.
High Pressure Hose
— Connect one end to water
pump discharge nipple and the other end to spray
gun.
Pressure Nozzle
— Inserted into wand quick coupler
to develop pressure
Adjustable Thermostat
— Prevents water tempera-
ture from exceeding high temperatures. Is not used to
maintain constant temperature setting.
High
Pressure
Hose
Wand
Spray
Gun
Trigger
Detergent Bucket
(not included)
Diesel
Fuel Tank
Water
Supply Hose
(not included)
Flue Adapter
Optional 7-10049
Insulation Gasket
Optional 7-01471
Burner
Switch
Pressure
Nozzle
Adjustable
Thermostat
Detergent
Pick-up Hose
Inlet Connection
Detergent
Metering
Valve
NOTE: Burner air adjustment
must be tested after installation.
Pump
Rupture
Disk
Unloader
Valve
Pressure
Switch
Safety Latch