Operating Instructions and Parts Manual
MAINTENANCE SCHEDULE
Maintenance Schedule Action Needed
Daily • Checkwaterinletscreenand
filter.
• Checkengineoillevels.Fillas
necessary.
• Checkgasolinelevel.Fillas
necessary.
After first 5 hours of
operation
• Changeenginebreak-in
oil.Use10W-30automotive
detergent oil. See your
Honda Owner’s Manual for
specific information.
Every 25 hours of
operation
• Changeoilifoperating
under heavy load or high
ambient temperature.
• Cleanorreplacepaperair
cleaner cartridge. Tap gently
to remove dirt.
Every 50 hours of
operation
• Changeoil.
• Replacesparkplug.
Each 100 hours of
operation or every 3
months
• Replacepaperaircleaner
cartridge.
• Changeengineoil.
TECHNICAL AND CONSUMER INFORMATION
Horizontal Oriented Pressure Washers
Engine Oil Type SAE 10W-30
(See Honda’s Owner
Manual)
Engine Oil Capacity
Honda GX160
Honda GX270
Honda GX390
20 fl. oz.
37 fl. oz.
37 fl. oz.
Engine Fuel Capacity
Honda GX160
Honda GX270
Honda GX390
3.3USquarts(3.1L)
5.6USquarts(5.3L)
6.4USquarts(6.1L)
Pump Oil Type AR64516
Pump Oil Capacity
AR Pumps 16 fl. oz.
Pump Detergent Suction
Water to detergent ratio 8 to 1 (12% detergent)
Water Supply Requirements
Minimum inlet pressure
Maximuminletpressure
Maximuminlettemperature
Minimum inlet flow rate
Inlet garden hose size
Maximuminletgardenhose
length
20 psi
100 psi
100° F
5 gpm
5/8 inch I.D.
50 feet
Maintenance (Continued)
Service Record
Date Maintenance performed Replacement components required
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