John Deere SPRAYMASTER 4700 User Manual

John deere spraymaster, Power washer, Operation, repair, and parts manual

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Driving a dirty sprayer on public roads and highways may violate
state and county health codes in some states. A clean sprayer
drops nothing on the roads and highways. Field cleaning of the
sprayer from one job to the next is a good business practice and
insures happy customers. Cleaning a sprayer in town requires
containment of the spray materials to prevent contamination of local
water supplies.

John Deere SprayMaster


Power Washer

Operation, Repair, and Parts Manual

Series PM182401, for Specific Installations on

John Deere Model 4700 Field Sprayer with optional Rinse Tank

The John Deere SprayMaster Power Washer, complete On-Board
Hydraulic Powered High Pressure Wash System is designed to
make short work of the cleaning process. With 4 gpm @ 1500 psi,
50 feet of high pressure hose, and a trigger gun with a 36'' lance, you
can quickly clean the sprayer before it leaves the field. The
generous 120 gallon on board water supply ensures uninterrupted

General Safety Information

The following special attention notices are used to notify and advise
the user of this product of procedures that may be dangerous to the
user or result in damage to the product.

NOTE: Notes are used to notify of installation, operation, or
maintenance information that is important but not safety related.

CAUTION: Caution is used to indicate the presence of a
hazard, which will or can cause minor injury or property
damage if the notice is ignored.

WARNING: Warning denotes that a potential hazard exists and
indicates procedures that must be followed exactly to either
eliminate or reduce the hazard, and to avoid serious personal
injury, or prevent future safety problems with the product.

DANGER: Danger is used to indicate the presence of a hazard
that will result in severe personal injury, death, or property
damage if the notice is ignored.

Do not pump at pressures higher than the maximum recommended


Maximum liquid temperature is 140


F. for better packing and

valve life when the water temperatures are above 110


F, a

pressure feed system of 40 to 60 psi should be incorporated.

Release all pressure within the system before servicing any


The high-pressure gun and lance should be securely held by

hand or in a holding device before the unit is started. Make sure
the lance is not pointed toward any person or animal. Failure to
do so could result in serious injury.

Periodically inspect the pump and the system components.

Perform routine maintenance as required (see Repair Section).

Do not use these pumps for pumping water or other liquids for

human or animal consumption.

Start-up and Maintenance

Before Starting Up

• Check that the oil is at the correct level using the Dipstick,

topping off if necessary (See Figure 1). Use a nondetergent,
SAE 30 weight oil.

During Bypass Operation

• When the water is diverted back to the pump inlet side, a

temperature rise occurs. A thermal relief is included to keep the
water temperature at a maximum of 145



Unloader Valve Safety Information

• Maximum pressure is set at the factory and cannot be adjusted to

a higher pressure.

• Do not tamper with the unloader valve settings or with the locking

ring; doing so will void the warranty. Damage to the pressure
washer may result.

WARNING: Water discharged from the thermal relief valve is
hot (145



• Change oil after 40 hours of break-in operation. Thereafter,

change the oil every year or 500 hours, whichever comes first.

NOTE: During warm months keep the power Washer Pump
filled with water and the Outlet Pressure Hose and Gun
Assembly attached. For storage during freezing conditions,
flush the Pump with the specified John Deere Winterizing
Fluid, N209391-CA (Canada) or N209318-US (U.S.). Leave this
fluid in the Pump with the Outlet pressure hose and Gun

Dipstick Location