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Record All Information and attach sales
receipt here for future reference:
Purchase Date:__________________________
Serial #: ________________________________
Do Not return this product to the retailer!
Questions? 1-800-888-2468
Learn more about your pressure washer,
get answers to frequently asked questions,
and register on line at
www.excellpressurewasher.com

Table of Contents

Safety Guidelines/Definitions...................2
Carton Contents.......................................6
Assembly Instructions..............................6
Operating Instructions........................7-11
Please make certain that the person who is to use this equipment carefully
reads and understands these instructions before operating.
Pressure Washer
Operation Manual
Maintenance .....................................11-12
Storage ...................................................13
Trouble Shooting Guide ...................14-15
Warranty..................................................16
Español .............................................17-32
IMPORTANT
for model ZR3700
Part No. A00732 Rev. 0 1/05/04

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Table of Contents
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Summary of Contents for Excell ZR3700

  • Page 1: Table Of Contents

    Pressure Washer Operation Manual Record All Information and attach sales receipt here for future reference: for model ZR3700 Purchase Date:__________________________ Serial #: ________________________________ Do Not return this product to the retailer! Questions? 1-800-888-2468 Learn more about your pressure washer, get answers to frequently asked questions, and register on line at www.excellpressurewasher.com...
  • 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.
  • Page 3 HAZARD RISK OF EXPLOSION OR FIRE (continued) HOW TO PREVENT IT WHAT CAN HAPPEN • Materials placed against or near the pres- • Never operate pressure washer in an area sure washer can interfere with its proper containing dry brush or weeds. ventilation features causing overheating and possible ignition of the materials.
  • Page 4 HAZARD RISK OF CHEMICAL BURN WHAT CAN HAPPEN HOW TO PREVENT IT • Use of acids, toxic or corrosive chemicals, • Do not use acids, gasoline, kerosene, or poisons, insecticides, or any kind of flam- any other flammable materials in this mable solvent with this product could re- product.
  • Page 5 HAZARD RISK OF UNSAFE OPERATION WHAT CAN HAPPEN HOW TO PREVENT IT • Unsafe operation of your pressure washer • Do not use chlorine bleach or any other could lead to serious injury or death to corrosive compound. you or others. •...
  • Page 6: Carton Contents

    CARTON CONTENTS English/ Spanish Operation Nozzle Chemical Nozzle Manual Cleaning Hose Holder Quick Tool Engine Frame Formed Connect Engine and Wheel Rubber Nozzles Manual Assembly Covers Bagged Parts Spray Gun Quick Connect Spray Wand Handle High Pressure Hose ASSEMBLY INSTRUCTIONS Connect wand to gun.
  • Page 7: Operating Instructions

    OPERATING INSTRUCTIONS Compare the illustrations with your unit to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference. High Spray Pressure Hose Engine Quick Connect Spray Wand High Pressure Pump BASIC ELEMENTS OF AN BASIC ELEMENTS OF A ENGINE PRESSURE WASHER...
  • Page 8: Pressure Washer Operating Features

    Back away from the surface to PRESSURE WASHER be cleaned. The further away you TERMINOLOGY (continued) are, the less the pressure will be Bypass Mode: Allows water to on the surface to be cleaned. re-circulate within pump when the gun Change to the 40º...
  • Page 9 READ AND UNDERSTAND ALL WARNINGS BEFORE STARTING UNIT When using the high pressure setting, DO NOT allow the high pressure spray to come in contact with unprotected skin, eyes, or with any pets or animals. Serious injury can occur. Your washer operates at fluid pressures and velocities high enough to penetrate human and animal flesh, which could result in amputation or other serious injury.
  • Page 10 Changing Nozzles on Spray Wand Place other end of chemical hose with filter on it into container holding DO NOT attempt to chemical/cleaning solution. NOTE: change nozzles For every 7 gallons of water while pressure washer is running. pumped 1 gallon of Turn engine off before changing chemical/cleaning solution will be nozzles.
  • Page 11: Maintenance

    STARTING (continued) Depress trigger on gun to start water flow. NOTE: Stand on a Connect water source to pump stable surface and grip inlet. gun/spray wand firmly with both NOTE: Water source must provide a hands. Expect the gun to kick minimum of 5 gallons per minute at when triggered.
  • Page 12: Nozzle Cleaning

    PUMP Remove the high-pressure nozzle from the spray wand. Remove any NOTE: The pump was filled with oil at obstructions with the nozzle the factory. cleaning tool provided and Change pump oil after the first ten backflush with clean water. (10) hours of operation and every fifty (50) hours thereafter.
  • Page 13: Storage

    STORAGE ENGINE Pull engine starter rope slowly several times until antifreeze Consult the Engine Owners Manual for comes out of high pressure hose the manufacturer's recommendations for connection of pump. storage. Remove garden hose from water PUMP inlet of pump. Reconnect spark plug wire.
  • Page 14: Trouble Shooting Guide

    TROUBLE SHOOTING GUIDE CAUSE CORRECTION PROBLEM Add Fuel. No fuel. Engine will not start (see Engine Add required amount of oil. Low oil Manual for further engine Squeeze gun trigger to relieve Pressure builds up after two pulls troubleshooting) pressure. on the recoil starter or after initial use.
  • Page 15 CAUSE CORRECTION PROBLEM See How to Use Spray Wand Spray wand not in low pressure. Will not draw paragraph in the Operation chemicals Section. Chemical filter clogged. Clean filter. Make sure end of chemical hose Chemical screen not in cleaning is fully submerged into cleaning solution.
  • Page 16: Warranty

    WARRANTY DeVilbiss Air Power Company warrants to the original purchaser who uses the product in a consumer application (personal, residential or household usage) that all products covered under this warranty are free from defects in material and workmanship for one year from the date of purchase. All products covered by this limited warranty which are used in commercial applications (i.e., income producing) are warranted to be free of defects in material and workmanship for 90 days from the date of original purchase.

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