Porter-Cable PCH3740 HOW to Apply Chemicals and Cleaning Solvents, Changing Nozzles on Spray Wand

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CHANGING NOZZLES ON SPRAY WAND

Risk of Flying Object could cause risk of serious injury. DO

NOT attempt to change nozzles while pressure washer is running. Turn engine off before changing

HOW TO APPLY CHEMICALS AND CLEANING SOLVENTS

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.

nozzles.

1.

Pull quick

 

 

 

connect coupler

 

 

back and insert

 

 

nozzle.

 

2.

Release quick

 

 

connect

 

 

 

 

coupler and twist nozzle to

To Apply chemicals:

1.Press chemical hose onto barbed fitting located near high pressure hose connection of pump as shown.

Barbed Fitting

make sure it is secure in coupler.

Risk of Flying Object could

cause risk of serious injury. Ensure nozzle is completely inserted in QC socket, and QC snap ring is fully engaged (forward) before squeezing gun trigger.

Risk of injection or injury to person.

Do not direct discharge stream toward persons, unprotected skin, eyes, or any pets or animals. Serious injury can occur.

2.Place other end of chemical hose with filter on it into container holding chemical/cleaning solution. NOTE: For every 7 gallons of water pumped 1 gallon of chemical/cleaning solution will be used.

3.Install low pressure (black) nozzle into quick connect fitting of spray wand, see How To Use Spray Wand paragraph in this section.

4.After use of chemicals, place chemical hose into container of clean water and draw clean water through chemical injection system to rinse system thoroughly. If chemicals remain in the pump it could be damaged. Pumps damaged due to chemicals will not be covered under warranty.

NOTE: Chemicals and soaps will not siphon when spray wand is in the high pressure setting.

A08058

12- ENG

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Contents Horsepower 3700 PSI Safety Guidelines Definitions Consumer Safety InformationRisk of Explosion or Fire Risk of Explosion or Fire Risk to BreathingRisk to Fluid Injection Risk of Chemical Burn Risk of Electrical ShockRisk of Unsafe Operation Risk of Injury from SprayCarton Contents Assembly InstructionsAssembly hose reel Do not operate this hose reel untilHose end with swivel A08058 ENG Operating Instructions Basic Elements of a Pressure WasherChoke Control Opens and closes carburetor choke valve Pressure Adjustments Pressure Washer TerminologyHOW to USE Spray Wand Read and Understand ALL Warnings Before Starting UnitHOW to Apply Chemicals and Cleaning Solvents Changing Nozzles on Spray WandStarting Shutting DownMaintenance How To Change Pump OilEngine Pump Nozzle Cleaning HOW to Clean the Water Inlet FilterHOW to Remove the Wheels Remove filter Filter Screen by graspingStorage Pressure WasherProblem CausecorrectionProblem Cause Correction ENG A08058 Limited Warranty