600 PSI / 1.2 GPM ELECTRIC PRESSURE WASHER GPW 1600 OPERATOR’S MANUAL TOLL-FREE HELPLINE: 1-888-90WORKS (888.909.6757) Read all safety rules and instructions carefully before operating this tool. www.greenworkstools.
INSTRUCTION Imporatant Safety Instructions………………………………………………………........................................3 Specific Safety Rules………………………………………………………………........................................4-5 Symbols………………………………………………………………………………......................................6-7 Electrical………………………………………………………………………………........................................8 Know Your Pressure Washer………………………………………………………….......................................9 Packing List.........................................................
IMPORTANT SAFETY INTRODUCTIONS WARNING Read and understand all instructions. Failure to follow all instructions listed below may result in electric shock, fire, and /or serious personal injury. WARNING When using this product, basic precaution should always be followed, including the following. READ ALL INSTRUCTIONS BEFORE USING THIS PRODUCT ■■ To reduce the risk of injury, close supervision is necessary when a product is used near children. ■■ Be thoroughly familiar with controls.
SPECIFIC SAFETY RULES ■■ Know your product. Read the operator’s manual carefully. Learn the machine’s applications and limitations as well as the specific potential hazards related to this product. ■■ To reduce the risk of injury, keep children and visitors away. All visitors should wear safety glasses and be kept a safe distance from the work area. ■■ Use the right product for the job. Don’t force the product or the attachments to do a job it was not designed for. Don’t use it for a purpose not intended.
SPECIFIC SAFETY RULES ■■ Make sure your extension cord is in good condition. When using an extension cord, be sure to use one heavy enough to carry the current your product will draw. A wire gauge size (A.W.G.) of at least 14 is recommended for an extension cord 25 feet or less in length. If in doubt, use the next heavier gauge. The smaller the gauge number, the heavier the cord. An undersized cord will cause a drop in line voltage resulting in loss of power and overheating.
SYMBOLS Some of the following symbols may be used on this product. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the product better and safer. SYMBOL V A NAME DESIGNATION/EXPLANATION Volts Voltage Amperes Current Hz Hertz Frequency (cycles per second) W Watt Power no No Load Speed Rotational speed, at no load Alternating Current Type of current Per Minute Revolutions, strokes, surface speed, orbits etc.
SYMBOLS The following signal words and meanings are intended to explain the levels of risk associated with this product. SYMBOL SIGNAL MEANING DANGER Indicates an imminently hazardous situation, which, if not avoided, will result in death or serious injury. WARNING Indicates a potentially hazardous situation, which, if not avoided, could result in death or serious injury. CAUTION Indicates a potentially hazardous situation, which, if not avoided, may result in minor or moderate injury.
ELECTRICAL WARNING The double insulated system is intended to protect the user from shock resulting from a break in the product’s internal insulation. Observe all normal safety precautions to avoid electrical shock. DOUBLE INSULATED Double insulation is a concept in safety in electric power tools, which eliminates the need for the usual three-wire grounded power cord. All exposed metal parts are isolated from the internal metal motor components with protecting insulation.
KNOW YOUR PRESSURE WASHER The safe use of this product requires an understanding of the information on the tool and in this operator’s manual, as well as a knowledge of the project you are attempting. Before using this product, familiarize yourself with all operating features and safety rules. (See Figure 2.) Trigger Handle Handle Trigger with Lock-out High Pressure Hose ON/OFF Switch CFCI Spray Tip Water Intake Turbo Nozzle Wheel Water Outlet Detergent Tank Fig.
PACKING LIST PART NAME ERP NO. FIGURE QTY 40°Spray Tip • Pressure Washer (including the spray tip) • Pressure Washer Handle 1 341001629-1 1 • Trigger Handle 312021639 1 • Wand Assembly 312011639 1 • 20 ft. High Pressure Hose 31203670 1 • Detergent Tank 31111368 1 • Turbo Nozzle 31208363 1 • Spray Cleaner 33201671 1 • Screws 32202847 2 • Quick Start Guide 388021639 WARNING: This Quick Start Guide is not a substitute for reading the operator's manual.
ASSEMBLY UNPACKING This product requires assembly. ■■ Carefully remove the product and any accessories from the box. Make sure that all the contents from the packaging list are included. WARNING Do not use this product if any parts on the Packing List are already assembled to your product when you unpack it. Parts on this list are not assembled to the product by the manufacturer and require customer installation.
ASSEMBLY ASSEMBLING THE PRESSURE WASHER HANDLE (See Figure 3.) ■■ Slide the handle into the slots until it locks into place. ■■ Insert the screws into the holes and tighten the screws with a phillips head screwdriver (not included). Screws Fig. 3 ASSEMBLING THE PRESSURE WASHER GUN ■■ Insert the male end (A) of the wand into the female bayonet outlet (B) firmly. (See Figure 4-1.) ■■ While pushing in the wand firmly, turn clockwise until tabs lock into place to ensure a leak-free connection.
ASSEMBLY CONNECTING HIGH PRESSURE HOSE TO TRIGGER HANDLE (See Figure 5.) ■■ Connect the high pressure hose to the pressure washer gun assembly by turning the fitting clockwise. Ensure the fitting is fully tightened to the pressure washer gun. NOTE: For easier installation of the hose to the unit or trigger it is suggested to add pressure washer or dish detergent to the rubber seal at each end of the hose. This will allow for easier installation and a snug fit.
ASSEMBLY CONNECTING THE GARDEN HOSE (See Figure 7.) CAUTION: Always observe all local regulations when connecting hoses to the water main. Some areas have restrictions against connecting directly to public drinking water supply to prevent the feedback of chemicals into the drinking water supply. Direct connection through a receiver tank or back flow preventer is usually permitted. The water supply must come from a water main. NEVER use hot water or water from pools, lakes, etc.
OPERATION WARNING Do not allow familiarity with the product to make you careless. Remember that a careless fraction of a second is sufficient to inflict serious injury. WARNING Never direct a water stream toward people or pets, or any electrical device. Failure to heed this warning could result in serious injury. APPLICATIONS You may use this product for the purposes listed below: Cleaning cars, boats, motorcycles, outdoor furniture, grills, and house siding.
OPERATION STARTING AND STOPPING THE PRESSURE WASHER CAUTION: Do not run the pump without the water supply connected and turned on. ■■ Connect the garden hose. ■■ Turn the garden hose on then squeeze the high pressure trigger to relieve air pressure. Once a steady stream of water appears, release the trigger. ■■ After ensuring the On/Off switch is in the "0/OFF" position, connect the pressure washer to the power supply.
OPERATION USING THE SPRAY WAND TRIGGER For greater control and safety, keep both hands on the pressure washer gun at all times. ■ Pull back and hold the trigger to operate the pressure washer. ■ Release the trigger to stop the flow of water through the spray wand. TO ENGAGE THE LOCK-OUT (See Figure 9-1.) ■■ Push up on the lock-out until it clicks into the slot. This will prevent any unintentional starts of the pressure washer. TO DISENGAGE THE LOCK-OUT (See Figure 9-2.
OPERATION CHANGING THE SPRAY TIP (See Figure 10.) WARNING NEVER change spray tips without engaging the lock-out on the trigger handle and NEVER point the wand at your face or at others. The quick-connect feature contains small springs that could eject the spray tip with some force. Failure to heed this may cause personal injury. ■■ ■■ ■■ ■■ ■■ Turn off the pressure washer and shut off the water supply. Pull trigger to release water pressure.
OPERATION OPERATING THE PRESSURE WASHER (See Figure 11.) Use only detergents designed for pressure washers. Soap is applied under low pressure high volume for optimum performance. Soap can not be applied under high pressure with this machine. To clean: ■■ Install the soap attachment on the spray wand. ■■ Start the pressure washer and spray the detergent on a dry surface using long, even, overlapping strokes. To prevent streaking, do not allow detergent to dry on the surface.
MAINTENANCE WARNING When servicing, use only identical replacement parts. Use of any other parts may create a hazard or cause product damage. WARNING Before inspecting, cleaning or servicing the machine,turn off the unit, unplug from the outlet, pull trigger to release water pressure and disconnect the high pressure hose. Failure to follow these instructions can result in serious personal injury or property damage. GENERAL MAINTENANCE Avoid using solvents when cleaning plastic parts.
MAINTENANCE SPRAY TIP MAINTENANCE (See Figure 12.) Excessive pump pressure (a pulsing sensation felt while squeezing the trigger) may be the result of a clogged or dirty spray tip. Fig. 12 ■■ Unplug the pressure washer. ■■ Turn off the pressure washer and shut off the water supply. Pull trigger to release water pressure. ■■ Remove the spray tip from the spray wand. NOTE: Never point the spray wand at your face.
MAINTENANCE QUICK WINTERIZING PROCEDURE If you cannot do the Optimum Winterizing procedure, you can still protect your pressure washer from winter damage by doing below: ■■ Disconnect all water connections. ■■ Turn on the machine for a few second, until the remaining water in the pump exits. Turn off immediately. ■■ Do not allow high-pressure hose to become kinked. ■■ Store the machine and accessories in a room that does not reach freezing temperatures.
TROUBLESHOOTING PROBLEM Motor will not start. Unit does not reach high pressure. POSSIBLE CAUSE SOLUTION On/Off switch is in the “OFF” (O) position. Turn switch to the “ON” ( | ) position. Squeeze gun trigger. Power cord is not plugged in. Plug in power cord. Extension cord is too long. Extension cord is not proper gauge. Extension cord is damaged. Replace extension cord with either a 25’ (7.6 m) 14 AWG cord or a 50’ (15 m) 12 AWG cord. Electrical outlet does not supply adequate power.
TROUBLESHOOTING PROBLEM Unit does not reach high pressure. (continued) Output pressure varies high and low. Garden hose connection leaks. Spray wand, extension, or spray tip leaks. POSSIBLE CAUSE SOLUTION Filter on detergent suction tube is clogged. Run warm water through the filter to remove build up. Damaged or clogged detergent suction tube. Remove obstruction or replace detergent suction tube. Discharge spray tip is obstructed. Blow out or remove debris with a needle or spray cleaner.
TROUBLESHOOTING PROBLEM Motor buzzes but fails to run. No water. POSSIBLE CAUSE SOLUTION Supply voltage below minimum. Verify that only the pressure washer is running on this circuit. System has residual pressure. Turn unit “OFF”, squeeze trigger on spray wand to release pressure, then turn unit “ON”. Voltage loss due to extension cord. Unplug any extension cords attached and plug the unit directly into the outlet. Pressure washer not used for long periods. Call the Toll-Free Helpline.
WARRANTY GREENWORKS™ hereby warranties this product, to the original purchaser with proof of purchase, for a period of one (1) years against defects in materials, parts or workmanship. GREENWORKS™, at its own discretion will repair or replace any and all parts found to be defective, through normal use, free of charge to the customer.
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PARTS LIST ITEM NO. PART NO. DESCRIPTION QTY 1 341091639 Switch knob 1 2 341041639 Performance label panel 1 3 341031639 Front panel 1 4 341011639 Upper housing 1 5 311161639 Switch over assy 1 6 363021628 Power switch 1 7 311151639 Motor pump assy 1 8 32202847 Screw ST4.
TOLL-FREE HELPLINE: 1-888-90WORKS (888.909.
