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Ehrle HDE 840 18 kW repair times and service schedule

Ehrle HDE 840 18 kW: 160 bar · 12 l/min · hot water, electric mobile / wheeled pressure washer. Below are the recommended service intervals and guide labour times. The annual service takes about 2 h 30 min.

Electrically heated (no burner): burner operations do not apply.

Specifications

TypeHot water, electric
FormatMobile / wheeled
Working pressure140 bar
Max pressure160 bar
Flow rate12 L/min (720 L/h)
HeatingElectric heating
Max temperature80 °C
Heating output18 kW
StatusCurrent model
Model codeHDE-840-18-KW

Service schedule and repair times

Every 6 months

OperationGuide timeHours
Heating Coil De-scale1 h1 h
6-Month Intermediate Service1 h 30 min1.5 h

Every 12 months

OperationGuide timeHours
Anti-scale Dosing System Service20 min0.33 h
Annual Full Service2 h 30 min2.5 h

Every 24 months

OperationGuide timeHours
2-Year Major Overhaul4 h4 h

Repairs (as required)

OperationGuide timeHours
Pressure Switch ReplacementMembers
High-Pressure Hose ReplacementMembers
Unloader Valve ReplacementMembers
Flow Switch ReplacementMembers
Thermostat ReplacementMembers
Check Valve Replacement (set)Members
Diagnostic — Fault FindingMembers
Control Board / PCB ReplacementMembers
Pump Seal Kit ReplacementMembers
Pump Rebuild (full)Members
Heating Coil ReplacementMembers

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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