English
9.808-136.0 Rev. 00 (09/18)
2
Preface
Safety instruc$ons
Hazard levels
Descrip$on in this service manual
Service Groups
Technical Features
Intended use
Field of applica on
Safety installa ons
Safety catch
Unloader / bypass valve
Thermal relief valve
Symbols on the machine
Type plate
Flow pa"ern
Overview of the appliance
Callouts SCW 2.4/25G
Pump overview
Pump head overview
Pump head cross sec on overview
Pump cross sec on overview
Unloader / Bypass valve overview
Filter, high pressure overview
Swivel, high pressure overview
Thermal relief valve overview
Service group
Scheduled maintenance chart
Trouble shoo ng chart
Trouble shoo ng process
Understanding the difference between low, cavita on and pulsa ng pressure
Pulsa on
Cavita on
Low pressure
Spray bar will not spin
Vibra on
Streaked cleaning pa"ern
Spray bar swivel leaking water
Weeping / dripping
Leaking
Replacing leaking thermal relief valve
Water leaking from under pump
Oil is leaking from under pump
Oil is milky
Pressure washer unloader cycles when trigger or spray bar trigger is released
Scheduled maintenance ac vi es
Inspec ng engine oil
Changing engine oil
Inspec ng air cleaner / filter
Cleaning air cleaner / filter
Changing fuel filter
Changing fuel line—engine
Contents
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