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Kärcher HDS 17/20 De Tr1 repair times and service schedule

Kärcher HDS 17/20 De Tr1: 200 bar · 28.3 l/min · hot water, diesel trailer / bowser pressure washer. Below are the recommended service intervals and guide labour times. The annual service takes about 3 h 30 min.

Specifications

TypeHot water, diesel
FormatTrailer / bowser
Pressure200 bar
Flow rate28.3 L/min (1700 L/h)
HeatingOil / diesel burner
EngineYanmar
StatusCurrent model
Model codeHDS-17-20-DE-TR1

Service schedule and repair times

Every 6 months

OperationGuide timeHours
Burner Fuel Filter Replacement10 min0.17 h
Burner Fuel Nozzle Replacement20 min0.33 h
Heating Coil De-scale1 h1 h
Diesel Engine Air Filter Replacement10 min0.17 h
6-Month Intermediate Service2 h2 h

Every 12 months

OperationGuide timeHours
Anti-scale Dosing System Service20 min0.33 h
Burner Electrode Replacement (pair)20 min0.33 h
Combustion Analysis30 min0.5 h
Diesel Engine Oil Change20 min0.33 h
Diesel Engine Fuel Filter / Water Separator20 min0.33 h
Annual Full Service3 h 30 min3.5 h
Water Tank Clean / Disinfect45 min0.75 h
Trailer Annual Inspection (DVSA equivalent)1 h1 h
Trailer Brake Adjustment / Service1 h1 h
Annual Service — Trailer Hot Water3 h3 h

Every 24 months

OperationGuide timeHours
Photocell / Flame Sensor Replacement15 min0.25 h
Diesel Engine Valve Clearance Adjustment45 min0.75 h
2-Year Major Overhaul5 h5 h

Repairs (as required)

OperationGuide timeHours
High-Pressure Hose ReplacementMembers
Pressure Switch ReplacementMembers
Unloader Valve ReplacementMembers
Flow Switch ReplacementMembers
Thermostat ReplacementMembers
Ignition Transformer ReplacementMembers
Fuel Pump Replacement (burner)Members
Check Valve Replacement (set)Members
Control Board / PCB ReplacementMembers
Pump Seal Kit ReplacementMembers
Diagnostic — Fault FindingMembers
Burner Motor ReplacementMembers
Pump Rebuild (full)Members
Heating Coil ReplacementMembers
Starter Motor ReplacementMembers
Injector Service / ReplacementMembers
Trailer Lighting RepairMembers
Tank Outlet / Ball Valve ReplacementMembers
Wheel Bearing Replacement (per side)Members

Guide times are for a competent technician with the correct parts and tools, and exclude travel. Always follow the manufacturer's service documentation. Specifications: manufacturer data.

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