Table of Contents Safety Instructions Important Operating / Maintenance Precautions 4 – 5 Start-Up Shutting Down Nozzle Selection Trouble Shooting Pump Schematic & Parts List 8 – 10 Unloader and Injector Control Schematic & Parts List 11 - 13 Chassis Parts, Gun, & Hose Pump Service Accessories Repair Kits...
IMPORTANT SAFETY PRECAUTIONS This book has important information for the use and safe operation of this machine. Read and understand all warnings before you start working. WARNING - WHEN USING THIS MACHINE: Read all the instructions before using machine To reduce risk of injury, close supervision is necessary when the machine is used near children Know how to stop the machine and bleed pressure quickly.
IMPORTANT OPERATION / MAINTENANCE PRECAUTIONS Change oil in pump after the first 50 hours, then every 500 hours. Use SAE30 Non-Detergent Motor oil. Change engine oil as specified by the Honda. See Honda owners manual. Do Not run washer longer than 3 minutes with gun closed, as this can result in damage to the seals.
START-UP AND OPERATION INTRODUCTION 7. Select the desired tip for the job. Insert tip into wand ( quick-connect fittings ). See page 6. RED-0º, Narrow Fan, Direct or Concentrated Cleaning. YELLOW - 15º, Medium Fan, General Use. WHITE - 40º, Wide Fan, Soft Pattern, For Rinsing. BLACK - 65º, Chemical Injector Tip.
NOZZLE SELECTION For your convenience, we have provided a selection of nozzles to choose from. Your machine is equipped with a 0°, 15°, 40°, and a chemical nozzle. If you require a different cleaning action, we suggest selecting the correct tip for the job. 1.
TROUBLE SHOOTING FAULT CAUSE REMEDY Pump running normally but Pump sucking air. Check that hoses and fittings pressure does not achieve rated are air tight. pressure. Valves worn or dirty. Check, clean or replace. Insufficient water flow. Increase water supply. Unloader valve packing worn.
PUMP SERVICE All inlet and discharge valves can be serviced without disrupting the inlet or discharge plumbing. The inlet and discharge valves are identical on all H.E.R.O. models. See pages 8-10. VALVE ASSEMBLIES 1. To service any valve, remove valve cap ( ref # 10 ) and extract valve assembly ( ref # 4-A-D-9 ). 2.
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