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PROFESSIONAL PRESSURE WASHER
INSTRUCTION MANUAL
If your pressure washer is not working properly or if there are parts missing or broken,
please DO NOT RETURN IT TO THE PLACE OF PURCHASE. Contact our customer
service department at 1-877-362-4271 or www.simpsoncleaning.com
IMPORTANT: Please make certain that the person who is to use this equipment carefully
reads and understands these instructions before operating.
SAVE THIS MANUAL FOR FUTURE REFERENCE
Part No. 7110656 RevD Sept 2019
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Summary of Contents for Simpson Water Shotgun WS5050H 49-State
- Page 1 PROFESSIONAL PRESSURE WASHER INSTRUCTION MANUAL If your pressure washer is not working properly or if there are parts missing or broken, please DO NOT RETURN IT TO THE PLACE OF PURCHASE. Contact our customer service department at 1-877-362-4271 or www.simpsoncleaning.com IMPORTANT: Please make certain that the person who is to use this equipment carefully reads and understands these instructions before operating.
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Page 2: Safety Guidelines - Definitions
SAFETY GUIDELINES - DEFINITIONS This manual contains information that is important for you to know and understand. This information relates to protecting YOUR SAFETY and PREVENTING EQUIPMENT PROBLEMS. To help you recognize this information, we use the symbols below. Please read the manual and pay attention to these symbols. DANGER: Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. - Page 3 WARNING: This product may not be equipped with a spark-arresting muffler. If the product is not equipped and will be used around flam ma ble ma teri als or on land covered with materials such as agricultural crops, forest, brush, grass or other similar items, then an ap proved spark arrester must be installed and is legally required in the state of California.
- Page 4 DANGER: RISK TO BREATHING (ASPHYXIATION) WHAT CAN HAPPEN HOW TO PREVENT IT • Breathing ex haust fumes will cause • Operate pressure washer in a well- se ri ous injury or death! En gine ventilated area. Avoid en closed areas exhaust contains carbon mon ox ide, such as ga rages, base ments, etc.
- Page 5 DANGER: RISK OF INJURY FROM SPRAY WHAT CAN HAPPEN HOW TO PREVENT IT • High-velocity fluid spray can cause • Always wear ANSI-approved Z87.1 objects to break, projecting particles safety glasses. Wear protective clothing at high speed. to protect against accidental spraying. •...
- Page 6 DANGER: RISK OF INJURY OR PROP ER TY DAMAGE WHEN TRANSPORTING OR STORING WHAT CAN HAPPEN HOW TO PREVENT IT • Fuel or oil can leak or spill and could • If pressure washer is equipped with a fuel result in fire or breathing hazard. shut-off valve, turn the valve to the OFF Se rious in ju ry or death can re sult.
- Page 7 WARNING: RISK OF BURSTING WHAT CAN HAPPEN HOW TO PREVENT IT • Use a tire pressure gauge to check the • Over inflation of tires could result tires pressure before each use and while in serious injury and property inflating tires; see the tire sidewall for the damage.
- Page 8 GET TO KNOW THE PRESSURE WASHER NOTE: Photographs and line drawings used in this manual are for reference only and do not represent a specific model. Compare the illustrations with your unit to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference. BASIC ELEMENTS OF A PUMP Refer to the pump manufacturer's instructions for more information.
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Page 9: Operation
ASSEMBLY INSTRUCTIONS (FIG. 2) Locate and remove all loose parts from the carton. Remove the colored quick-connect or MEG nozzles (if included) from the plastic manual bag and insert them into correct grommet on the nozzle holder (if equipped). Quick connect nozzles are color coded and will match the nozzle holder label. - Page 10 WARNING: Do not allow the unit to run for more than two minutes without the gun trigger being pulled. This could cause overheating and damage to the pump. When the temperature inside the pump rises too high, the thermal relief valve will open and release a spray of water from the pump to lower the internal temperature.
- Page 11 CHANGING NOZZLES ON SPRAY WAND (FIG. 5) DANGER: Risk of fluid injection. Do not direct discharge stream toward persons, unprotected skin, eyes or any pets or animals. Serious injury will occur. WARNING: Flying objects could cause risk of serious injury. Do not attempt to change nozzles while pressure washer is running.
- Page 12 HOW TO APPLY CHEMICALS/CLEANING SOLVENTS (FIG. 6) Applying chemicals or cleaning solvents is a low pressure operation. NOTE: Use only soaps and chemicals designed for pressure washer use. Do not use bleach. To Apply Chemicals: Ensure detergent siphon hose (F, Figure 6) is attached to barbed fitting location near high pressure hose connection of pump as shown.
- Page 13 NOTICE: Risk of property damage. Never pull water supply hose to move pres sure washer. This could damage hose and/or pump inlet. • DO NOT use hot water, use cold water only. • Never turn water supply off while pressure washer engine is running or damage to pump will result.
- Page 14 Turn water source on. NOTICE: Risk of property damage. Failure to do so could cause damage to the pump. 10. Remove all air from the pump and high pressure hose by depressing trigger until a steady stream of water is present. 11.
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Page 15: Maintenance
NOTE: The engine drain plug is located at the rear of the unit. PUMP (FIG. 11) NOTE: The Pump was filled with oil at the factory. The preferred oil is SIMPSON ® Premium Pump Crankcase Oil. If this oil is not available, an SAE 15W-40 oil may be used. - Page 16 ® is environmentally friendly. NOTE: Using pump guard helps provide proper lubrication to the internal seals of the pump regardless of temperature or environment. NOTICE: Risk of property damage. Use only SIMPSON / POWERWASHER ® ® Pump Guard or equivalent. Other products could be corrosive and/or contain alco- hol which may cause pump damage.
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Page 17: Specifications
Unscrew bottle valve from Pump Guard bottle and remove seal. Screw bottle valve back onto bottle. Attach bottle to water inlet of pump. Squeeze bottle to inject contents into pump. With ignition switch off, simultaneously pull starter rope and squeeze bottle. Repeat until protector fluid exits pump outlet. - Page 18 These warranties pass through to the end user and are non-transferable. As a factory authorized and trained Warranty Service Center, the factory will honor the terms of all component warranties and satisfy claims of the appropriate warranty provisions. Normal wear items include, but are not limited to, valves and seals, which are not covered by this warranty.
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Page 19: Troubleshooting Guide
TROUBLE SHOOTING GUIDE OPERATIONAL POSSIBLE CAUSE SOLUTION ISSUE Engine will not No fuel Add fresh fuel start (see Engine Pressure builds up Squeeze gun trigger to relieve Owner's Manual after two pulls on pres sure for further engine the recoil starter troubleshooting) or after initial use Choke lever in the... - Page 20 OPERATIONAL POSSIBLE CAUSE SOLUTION ISSUE Will not draw Chemical build up Please contact our customer service chemicals in chemical injector department at www.simpsoncleaning.com No or low Worn seal or packing Please contact our customer service pressure department at (after period of www.simpsoncleaning.com normal use) Worn or obstructed...
- Page 22 22- SP...
- Page 23 23 - SP...
- Page 24 FNA Group, Inc. 7152 99th Street Pleasant Prairie, WI 53158 www.simpsoncleaning.com Internet Address: Warranty Registration via Internet Copyright. All Rights Reserved Assembled in U.S.A with domestic and foreign components...
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