INSTRUCTIONS-PARTS LIST This manual contains important warnings and information. READ AND KEEP FOR REFERENCE. 306–993 Rev. D Supersedes Rev. B First choice when and PCN C quality counts. INSTRUCTIONS Hydra-Clean) Pressure Washers 42 bar, 4.
Table of Contents Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . .
WARNING INJECTION HAZARD Spray from the gun, hose leaks, or ruptured components can inject fluid into your body and cause an extremely serious injury, including the need for amputation. Splashing fluid in the eyes or on the skin can also cause a serious injury. Fluid injected into the skin might look like just a cut, but it is a serious injury. Get immediate medical attention. Do not point the spray gun at anyone or at any part of the body. Do not put hand or fingers over the spray tip.
WARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury. Ground the equipment and the object being sprayed. Refer to Grounding on page 5. If there is any static sparking or you feel an electric shock while using this equipment, stop spraying immediately. Do not use the equipment until you identify and correct the problem.
Setup Grounding 3. Air and fluid hoses: use only electrically conductive hoses. WARNING FIRE AND EXPLOSION HAZARD Before operating the pump, ground the system as explained below. Also read the section FIRE OR EXPLOSION HAZARD on page 4. Although water generally provides a natural electrical ground, the following equipment must be grounded if the cleaning chemical are volatile. 1.
Setup Connect Hoses and Mount Pump Connect hoses and pump as follows: NOTE: This pump is supplied with a bracket (D) which holds it to the side of a drum. If you want to install the pump on a wall, do not install the hanging bracket. Use Graco Wall Mounting Bracket 206–778 or equivalent for wall setup. 1. Screw the hose stud (A) of the suction hose (B) into the pump’s intake housing (C) using Loctite Pipe Sealant.
Setup KEY A B C D E F G H J K L M Barbed Hose Stud Suction Hose Pump Intake housing Bracket Screw, Lockwasher, and Nut Pump Runaway Valve Air Line Lubricator Pump Air Bleed Valve (required, for pump) N P R Air Regulator and Gauge Air Line Filter Air Line Drain Valve Bleed–type Air Valve (for accessories) Electrically Conductive Air Supply Hose Tee Fluid Drain Valve (provided) K N S T U V Spray Fluid Hose (supplied with 205–985) Hydra–Clean Gun (supplied with 205–985) Filter Ground Wire (required; se
Operation General Information 1. Lock the gun trigger safety. The following instructions are for operation of the Monark 5:1 Ratio Hydra–Clean Pressure Washers Model 205–985 and Model 207–860. Callouts in parentheses refer to Figure 2. 2. Close the bleed-type master air valve (H, required in your system) Pressure Relief Procedure WARNING INJECTION HAZARD Fluid under high pressure can be injected through the skin and cause serious injury.
Operation WARNING To avoid serious injury, including fluid injection and splashing in the eyes or on the skin, never point the gun at yourself or anyone else. Before Using See Fig. 2. Prepare cleaning solution as instructed, observing all safety precautions. Pre-mix powered cleaners in a separate bucket of hot water before adding to water in the supply drum. WARNING Take care not to get spray containing cleaning chemicals into your eyes, ears, or nose.
Troubleshooting WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 8. Before servicing this equipment always make sure to relieve the pressure. Note: Check all possible problems and solutions before disassembling.
Service General WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 8. See Parts illustration for referenced items. Shut off the air supply to the pump and relieve the pressure. Check the air line lubricator often and keep it filled with oil. Also check the pump packing nut regularly to keep it just tight enough to stop leakage, but no tighter. Use a 1/4 in. (6.3 mm) diameter rod to tighten.
Parts Model 205–985 Monark Hydra-Clean and Model 207–860 Monark Hydra-Clean 1 11 10 (MODEL 207–860) 5 3 17 (MODEL 205–985) 9 16 14 23 4 22 6 7 20 19 8 12 21 18 13 15 8 2 06768 12 306-993
Parts Model 207–860 Monark Hydra-Clean Ref No. 1 2* 3 4 5 6 7 8 9 10 11 Part No.
Accessories Stainless Steel Spray Tips AIR SUPPLY TO PUMP TIP NO. ORIFICE SIZE SPRAY ANGLE 164–435 .043 40 160–964 .043 25 164–434 .052 25 164–436 .052 40 164–438 .052 65 160–963 .062 25 KEY: GPM : Gallons Per Minute CFM : Cubic Feet Per Minute PSI : Pounds Per Square Inch WP : Working Pressure in PSI Stainless Steel Blasting Tips 14 TIP NO. ORIFICE SIZE 102–442 .067 102–444 .078 102–446 .086 102–450 .125 306-993 70 PSI (4.8 bar, 0.48 MPa) 100 psi (7 bar, 0.
Dimensions 11.75” (298 mm) 24.5” (622 mm) Technical Data Air pressure range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 to 120 psi (2.8 to 8.4 bar, .28 to .84 MPa) Air volume requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.2 cfm (0.23 m3/min.) at 100 psi (7 bar, 0.7 MPa), Pump ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Graco Standard Warranty Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.
