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Engine Oil Type SAE 10W-30
SAE 30W (Above 60
O
F)
Engine Oil Capacity
Briggs and Stratton
Vanguard Series 7-8 HP 30 fl. oz.
Vanguard Series 11-13 HP 51 fl. oz.
Intek Series 8-10 HP 28 fl. oz.
Honda Engines
GX Series 4-6.5 HP 20 fl. oz.
GX Series 8-13 HP 37 fl. oz.
Robin Engines
EX Series 4.5-7 HP 20 fl. oz.
EX Series 8 HP 35 fl. oz.
Engine Fuel Capacity
Briggs and Stratton
Vanguard Series 7-8HP 1.20 gal (4.5L)
Vanguard Series 11-13 HP 2.00 gal (7.9L)
Intek Series 8-10 HP 1.00 gal (3.8L)
Honda Engines
GX Series 4.5 HP 0.66 gal (2.5L)
GX Series 5.5-6.5 HP 0.95 gal (3.6L)
GX Series 8-9 HP 1.59 gal (6.0L)
GX Series 11-13 HP 1.72 gal (6.5L)
Robin Engines
EX Series 4.5 HP 0.71 gal (2.7 L)
EX Series 6-7 HP 0.95 gal (3.6 L)
11
Each use
After first 5 hours of operation
After first 50 hours of operation
Every 25 hours of operation
Every 50 hours of operation
Each 100 hours of operation or every 3 months
Every 500 hours of operation (5 months)
• Check water inlet screen and filter.
• Check engine and pump oil levels. Fill as necessary.
• Check gasoline level. Fill as necessary.
• Change engine break-in oil. Use SAE30 or 10W-30 detergent
oil.
• Change pump oil.
• Change engine oil if operating under heavy load or high ambi-
ent temperature.
• Remove and clean foam pre-cleaner or foam air filter (if
applicable). Wash with water and mild detergent. Dry thor-
oughly. Rub with oil and squeeze to distribute oil.
• Change engine oil.
• Replace spark plug.
• Clean or replace paper air cleaner cartridge. Tap gently to
remove dirt.
• Change engine oil.
• Change pump oil.
Maintenance Schedule Action needed
Maintenance Schedule
Horizontal Oriented Pressure Washers
Technical and Consumer Information
www.chpower.com
Maintenance (Continued)
Pump Oil Type
Axial Pumps (XJ Series) Special. See Pump
Parts List.
Camshaft Pumps SAE 30W Non-detergent
Pump Oil Capacity
Axial Pumps (XJ Series) 4.5 fl. oz.
Camshaft Pumps
XT Series 10 fl. oz.
XM Series 14 fl. oz.
RK Series 15 fl. oz.
Pump Detergent Suction
Water to detergent ratio 10 to 1 (10% detergent at
maximum setting)
Water Supply Requirements
Minimum inlet pressure 20 psi
Maximum inlet pressure 100 psi
Maximum inlet
temperature 100
O
F
Minimum inlet flow rate 2 times the rated flow of
unit or 8 gpm (30.3 lpm)
Inlet garden hose size 5/8” ID
Maximum inlet garden
hose length 50 ft.