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Maintenance
Pressure Washer Preventive Maintenance
This pressure washer was produced with the best available materials and quality craftsmanship. However, you as
the owner have certain responsibilities for the correct care of the equipment. Attention to regular preventative main-
tenance procedures will assist in preserving the performance of your equipment. Contact your Pressure Washers
dealer for maintenance. Regular preventative maintenance will add many hours to the life of your pressure washer.
Perform maintenance more often under severe conditions.
Refer to Honda engine manual for maintenance and service questions
Maintenance Schedule
Engine Oil
SAE 10W-30
Inspect
Daily
Change
After first 25 hours
Filter
Every 50 hours
Air Cleaner
Inspect
Every 50 hours or monthly
Clean
Every 3 months
Battery level
Check monthly
Engine Fuel Filter
500 hours or 6 months
Spark Plug Maintenance
500 hours or 6 months
Clean Fuel Tank(s)
Annually
Replace Fuel Lines
Annually
Pump Oil (non-foaming
10-40W)
Inspect
Oil level daily
Change
After first 50 hours, then every 500 hours or annually
Clean Burner Filter
Monthly (More often if fuel quality is poor)
Remove Burner Soot
Annually
Burner Adjustment/Cleaning
Annually
Replace Burner Nozzle
Annually
Descale Coil
Annually (More often if required)
Replace High Pressure Nozzle
Every 6 months
Replace Quick Connects
Annually
Clean Water Screen/Filter
Weekly
Replace HP Hose
Annually
Karcher HDS 3.5/40 GE MT Operator’s Manual 9.807-942.0 - B
