DeVillbiss Air Power Company MPG-1420
Contents
1. ready to use e Biodegradable e One U S gallon 3 79L HANDLE WHEEL KIT PART NUMBER K 0155 e Includes wheels and handle for portability e Includes brackets for convenient storage of gun wand and hose SERVICE PARTS PW 0021 Quick Disconnect Coupler PW 0024 Pressure Washer Gun PW 0025 Wand Nozzle 1 25 mm PW 0038 25 x 1 4 High Pressure Hose PW 0042 Siphon Tube amp Filter PW 0044 Spark Arrester PW 0045 Air Filter SERVICE NOTES Attach Sales Receipt Here OWNERS MANUAL FOR Retain Original Sales Receipt as Proof of Purchase for Warranty Repair Work DeVILBISS PRESSURE WASHER WARRANTY This product is covered by the DeVilbiss one year limited Model No warranty SP 100 E The warranty can be found on page WGI 420 3 or is available upon request Call our Toll Free Number 1 800 888 2468 Ext 2 to obtain the location of the nearest Authorized Service Center for ordering repair parts and for warranty repairs When ordering repair parts from your local Authorized Service Center always give the following information e Model number of your product e Part number and description of the item you wish to purchase DeVilbiss Air Power Company 213 Industrial Drive Jackson TN 38301 96152. A clogged spray nozzle may Nozzle Cleaning Tool produce a poor spray pattern Nozzle Cleaning Instructions AWARNING SHUT OFF WASHER AND PULL GUN TRIGGER TO RELIEVE FLUID PRESSURE BEFORE STARTING CLEANING PROCEDURE Remove wand from gun Place nozzle cleaning tool in end of nozzle and push through hole to dislodge obstruction Backflush water or blow air through nozzle to remove material Repeat if required Attach tool to pressure washer with locking tie for future use DeVilbiss Air Power Company OWNERS MANUAL FOR PRESSURE WASHER Model No WG1420 SPECIFICATION CHART MODEL WG1420 PUMP PRESSURE 1400 P S I MAX FLOW RATE 2 0 G P M HORSEPOWER 3 5 HP GAS ENGINE HOSE 25 HIGH PRESSURE HOSE PKG WEIGHT 55 LBS INLET WATER PRESSURE 20 145 P S I INLET WATER TEMPERATURE 60 C 140 F Maximum Read Owner s Manual Do not operate equipment until yiN W AR N l N G you have read Owners Manual for Safety Operation and Maintenance Instructions This productis not equipped with a spark arresting muffler If the product will be used around flammable materials or on land covered with materials such as agricultural crops forest brush grass or other similar items then an approved spark arrester must be installed and is legally required in the state of California It is a violation of California statutes section 130050 and or sections 4442 and 4443 of the California Public Resources Code unless the engine is equipped wit
3. H PRESSURE ROTARY NOZZLE PART NUMBER WA100 e Fits DeVilbiss pressure washer gun e High pressure rotating spray for maximum cleaning e Durable ceramic nozzle e Brass thread connections eliminate leakage ANGLE ROTARY BRUSH KIT PART NUMBER WA200 e Fits DeVilbiss pressure washer wands e 7 in dia nylon brush with rotating brush e Adjustable for angled surfaces e 2 ft extension for added reach e Low pressure adapter included FIXED BRUSH KIT PART NUMBER WA250 e Fits DeVilbiss pressure washer wands e 7 in X 3 in soft nylon bristles e Tapered for cleaning in tight spots e 2 ft extension for added reach e Low pressure adapter included HIGH PRESSURE HOSE 50 length 5 16 I D PART NUMBER WA300 e Fits DeVilbiss pressure washers e Replacement for 25 ft hose e 50 ft x 5 16 in high pressure hose e Swivel fittings for easy connection ACCESSORIES CLEANING SOLUTIONS SERVICE PARTS HEAVY DUTY DEGREASER 1 gallon pre mixed PART NUMBER WA401 e For use with DeVilbiss pressure washers e Cuts through grease and oil e Removes grease oil and other tough stains e Ideal for cleaning engines grills and farm equipment e Pre mixed ready to use e One U S gallon 3 79L GENERAL PURPOSE CLEANER 1 gallon pre mixed PART NUMBER WA400 e For use with DeVilbiss pressure washers e Removes dirt and mildew without abrasives e Ideal for cleaning house exteriors automobiles and more e Pre mixed
4. MATION A HAZARD THAT WILL CAUSE SERIOUS INJURY OR LOSS AWARNING IMPORTANT SAFETY INFORMATION A HAZARD THAT MIGHT CAUSE SERIOUS INJURY OR LOSS ACAUTION Information that you should pay special NOTE Information for preventing damage to equipment IMPORTANT SAFETY INSTRUCTIONS HAZARD ADANGER RISK OF EXPLOSION OR FIRE ADANGER RISK TO BREATHING e SAVE THESE INSTRUCTIONS AWARNING Spilled gasoline and it s vapors can become ignited from cigarette sparks electrical arcing exhaust gases and hot engine components such as the muffler Heat will expand fuel in the tank which could result in spillage Operating the pressure washer in an explosive environment could result in a fire Materials placed against or near the pressure washer can interfere with its proper ventilation features causing overheating and possible ignition of the materials Improperly stored fuel could lead to accidental ignition Fuel improperly secured could get into the hands of children or other unqualified persons Breathing exhaust fumes will cause serious injury or death Some cleaning fluids contain substances which could cause IMPROPER OPERATION OR MAINTENANCE OF THIS PRODUCT COULD RE SULT IN SERIOUS INJURY AND PROPERTY DAMAGE READ AND UNDER STAND ALL WARNINGS AND OPERATING INSTRUCTIONS BEFORE USING WHAT CAN HAPPEN HOW TO PREVENT IT Shut off engine and allow it to cool bef
5. ad Water leaking from bottom of pump Oil leaking from bottom of pump Noisy Pump No low pressure detergent delivery CAUSE e Low on fuel Ignition switch in Off position Faulty spark plug Cold engine engine not primed Unit loaded during start up Spark plug wire loose Fuel tank not venting properly Water faucet closed Unit has been allowed to freeze Garden hose kinked Water inlet screen clogged with debris Pressure regulator on pump not set correctly Unsuitable or worn out nozzle Air trapped in pump e Nozzle partially blocked e Head O Ring worn e Piston seals worn e Piston seals worn e Pump sucking air e Nozzle set in wrong position e Siphon hose or filter plugged e Siphon check valve clogged in pump REMEDY Fill with gasoline Turn to ON position Replace spark plug Push primer 2 to 3 times Reduce pressure at pressure regulator knob Attach wire to spark plug Replace fuel tank cap Open water faucet Thaw out unit completely Straighten hose Clean water inlet screen Adjust pressure regulator clockwise for more pressure Replace nozzle Run unit with gun open and wand removed Clean nozzle Take to Authorized Service Center Take to Authorized Service Center Take to Authorized Service Center Push nozzle forward Unplug siphon hose Take to Authorized Service Center ACCESSORIES CLEANING SOLUTIONS SERVICE PARTS HIG
6. described in the Owners Manual s Deliver or ship the product to the nearest DeVilbiss Air Power Authorized Warranty Service Center Freight costs if any must be paid by the purchaser Air compressors with 60 and 80 gallon tanks only will be inspected at the site of installation Contact the nearest Authorized Warranty Service Center that provides on site service calls for service call arrangement If the purchaser does not receive satisfactory results from the Authorized Warranty Service Center the purchaser should contact DeVilbiss Air Power Company THIS WARRANTY DOES NOT COVER I Merchandise sold as reconditioned floor models and or display models Any damaged or incomplete equipment sold as is Merchandise used as rental equipment Merchandise that has become inoperative because of ordinary wear misuse freeze damage use of improper chemicals negligence accident improper and or unauthorized repair or alterations including failure to operate the product in accordance with the instructions provided in the Owners Manual s supplied with the product Air Tools O Rings and driver blades are considered ordinary wear parts therefore they are warranted for a period of 45 days from the date of purchase J An air compressor that pumps air more than 50 during a one hour period is considered misuse because the air compressor is undersized for the required air demand Maximum compressor pumping time per hour is 30 minutes Merchan
7. dise sold by DeVilbiss Air Power which has been manufactured by and identified as the product of another company The product manufacturer s warranty will apply Repair and transportation costs of merchandise determined not to be defective Cost associated with assembly required oil adjustments or other installation and start up cost ANY INCIDENTAL INDIRECT OR CONSEQUENTIAL LOSS DAMAGE OR EXPENSE THAT MAY RESULT FROM ANY DEFECT FAILURE OR MALFUNCTION OF THE PRODUCT Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you IMPLIED WARRANTIES INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FORA PARTICULAR PURPOSE ARE LIMITED TO ONE YEAR FROM THE DATE OF ORIGINAL PURCHASE Some states do not allow limitations on how long an implied warranty lasts so the above limitations may not apply to you O OL L L COL C L DeVilbiss Air Power Company 213 Industrial Drive Jackson TN 38301 9615 Telephone 1 800 888 2468 Ext 2 e FAX 1 800 888 9036 Form SP 100 E 4 25 96 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 informa tion we use the symbols to the right Please read the manual and pay attention to these sections A DANGER URGENT SAFETY INFOR
8. e the operator to slip or fall or misdirect the spray Improper control of gun wand can result in injuries to self and others Spray directed at electrical outlets or switches or objects connected to an electrical circuit could result in a fatal electrical shock 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 Leaks caused by loose fittings or worn or damaged hoses can result in injection injuries DO NOT TREAT FLUID INJECTION AS A SIMPLE CUT See a physician immediately Relieve system pressure before attempting maintenance or disassembly of equipment Always wear ANSI approved 287 safety glasses Wear protective clothing to protect against acciden tal spraying Never point wand at or spray people or animals Always secure trigger lock when wand is not in service to prevent accidental operation Never permanently secure trigger in pull back open position Become familiar with the operation and controls of the pressure washer Keep children away from the pressure washer at all times Never defeat the safety features of this product Do not operate machine with missing broken or unauthorized parts Never leave wand unattended while unit is running Keep work area free of obstacles Stand on a stable surface and grip gun wand firmly Expect the gun to kick when triggered Unplug any el
9. ectrically operated product before attempting to clean it Direct spray away from electric outlets and switches Never place hands in front of nozzle Direct spray away from self and others Make sure hose and fittings are tight ened and in good condition Never hold onto the hose or fittings during operation Do not allow hose to contact muffler Never attach or remove wand or hose fittings while system is pressur ized Use only hose and high pressure accessories rated for 3200 PSI service To relieve system pressure shut off engine turn off water supply and pull gun trigger until water stops IMPORTANT SAFETY INSTRUCTIONS cont d HAZARD WHAT CAN HAPPEN HOW TO PREVENT IT AWARNING e Use of acids toxic or corrosive e Do not use acids gasoline chemicals poisons insecticides or kerosene or any other flammable RISK OF CHEMICAL BURN CONT D AWARNING RISK OF HOT SURFACES GPW00496 any kind of flammable solvent with this product could result in serious injury or death materials in this product Use only household detergents cleaners and degreasers recommended for use in pressure washers e Wear protective clothing to protect eyes and skin from contact with sprayed materials Contact with hot surfaces such as e During operation touch only the engines exhaust components could result in serious burn control surfaces of the pressure washer Keep children away from the pressure wash
10. er at all times They may not be able to recognize the hazards of this product GLOSSARY PSI Unit of measure pounds per square inch FLOW RATE This is the amount of water that passes through your wand Usually measured in G P M gal lons per minute PUMP PRESSURE Can be adjusted from 100 1400 P S I by turning pressure regulator PRESSURE WASHER PUMP Delivers high water pres sure Pressure washer pump is shipped with oil No oil should be added to this pump 3 5 HP Engine Gasoline powered engine drives pump Engine is shipped with oil See Manufacturers Owner s Manual for oil recommendations ACAUTION Operating unit with water supply shut off without flow of water will result in equipment damage BYPASS MODE This pertains to the time that the presssure washer is running without the trigger on the gun engaged to spray You should never run this pres sure washer for more than 2 minutes without pulling the trigger to relieve pressure Running the pressure washer in this manner would void your warranty GENERAL PARTS IDENTIFICATION 14 T W Frame assembly Protects pump and engine as well as a means to handle complete unit Exhaust Muffler Allows hot exhaust to exit the engine Siphon Tube amp Filter Used to pick up deter gents degreasers etc for cleaning High Pressure Hose 25 x 1 4 dia high pressure hose used to transport water from pump to gun Quick Connect Coupler Used to a
11. h a spark arrestor as defined in section 4442 and maintained in effective working order Spark arresters are also required on some U S Forest service land and may also be legally required under other statutes and ordinances Engine exhaust from this product contains chemicals known in certain quantities to cause cancer birth defects or other reproductive harm DeVilbiss Air Power Company 213 Industrial Drive Jackson TN 38301 9615 MPG 1420 A 5 2 96 TABLE OF CONTENTS PAGE WARRANTY STATEMENT 0 cceeeeeeeeeeeeeeeeeeeesaeeeeeaeeees 3 SAFETY GUIDELINE S czrrieerneis uptake 4 IMPORTANT SAFETY INSTRUCTIONS ceeeeeeeeeeeeee 4 GLOSSAR Y sesegor e T T GENERAL PARTS IDENTIFICATION nsssssseeseeneseeneserrerrrnsen 8 OPERATING INSTRUCTIONS ccc eeeecceeeeeeeeeeeeeeeeeeaeeeeeaees 9 MAINTENANCE amp STORAGE ccccececeeeeeeeeeeeeeeeeeeeeeaeeeeees 10 MAINTENANCE SCHEDULE FOR PUMP eee 10 MAINTENANCE SCHEDULE FOR GAS ENGINE 11 TROUBLE SHOOTING GUIDE cee cee eeeeeeeeeeeeeeeeees 11 ACCESSORIES CLEANING SOLUTIONS SERVICE PAR ID erectie E E 12 13 SERVICE NOTES ongoka a E 14 15 In the unlikely event you should have a problem with this product or if you are missing any parts it is not necessary to return it to the store where you purchased it CALL TOLL FREE 1 800 888 2468 EXT 2 LIMITED WARRANTY ONE YEAR FROM DATE OF PURCHASE All
12. ion tube in result in equipment damage Set toggle switch on engine to RUN position Push primer 2 to 3 times Wait about 2 seconds in between each push In cold weather 50 F 10 C or below push 5 times Grasp starter handle and pull rope out slowly until it pulls harder Let rope rewind slowly Then pull rope your liquid container Push the wand nozzle forward to siphon liquid 12 07 Ne NU eh When you are finished spraying move toggle switch on engine to OFF or STOP position to turn engine OFF Pull wand trigger to release pressure Do not allow washer to run more than 5 minutes without pulling trigger MAINTENANCE AND STORAGE ACAUTION This pressure washer should be stored in such a way to protect it from freezing Do not store this unit outdoors or in an area where temperatures will fall below 32 F This can cause extensive damage to this unit Drain as much Add anti freeze as follows 1 Put engine switch in OFF position and remove spark plug wire from spark plug 2 Pull the trigger on the spray gun to release the pressure in the high pressure hose Detach high pressure hose and garden hose from the unit water as possible as follows 3 Tip the unit on the end with the water inlet fitting pointing upward 1 Put engine switch in OFF position and remove 4 Pour approximately 1 4 cup of non toxic R V anti spark plug wire from spark plug freeze down the plastic fitting where the water ho
13. merchandise manufactured by DeVilbiss Air Power Company is warranted to be free of defects in workmanship and material which occur during the first year from the date of purchase by the original purchaser initial user Products covered under this warranty include air compressors air tools accessories service parts pressure washers and generators used in consumer applications i e personal residential household usage only Air compressors air tools accessories service parts pressure washers and generators used in commercial applications income producing are covered by a 90 day warranty DeVilbiss Air Power will repair or replace at De Vilbiss s option products or components which have failed within the warranty period Repair or replacement and service calls on 60 and 80 gallon air compressors will be handled by Authorized Warranty Service Centers and will be scheduled and serviced according to the normal work flow and business hours at the service center location and depending on the availability of replacement parts All decisions of DeVilbiss Air Power Company with regard to this policy shall be final This warranty gives you specific legal rights and you may also have other rights which vary from state to state RESPONSIBILITY OF ORIGINAL PURCHASER Initial User Retain original cash register sales receipt as proof of purchase for warranty work Use reasonable care in the operation and maintenance of the product as
14. ore adding fuel to the tank Use care in filling tank to avoid spill ing fuel Move pressure washer away from fueling area before start ing engine Keep maximum fuel level 2 below top of tank to allow for expansion Operate and fuel equipment in well ventilated areas free from obstruc tions Equip areas with fire extin guishers suitable for gasoline fires Never operate pressure washer in an area containing dry brush or weeds Store fuel in container approved for gasoline in a secure location away from work area Operate pressure washer in a well ventilated area Avoid enclosed areas such as garages basements etc Never operate unit in a location occupied by humans or animals Use only cleaning fluids specifically recommended for high pressure washers Follow manufacturers IMPORTANT SAFETY INSTRUCTIONS cont d HAZARD HOW TO PREVENT IT AWARNING RISK OF INJURY FROM SPRAY AWARNING RISK OF UNSAFE OPERATION A AWARNING RISK OF ELECTRICAL SHOCK i AWARNING RISK TO FLUID INJECTION Ve High velocity fluid spray can cause objects to break propelling particles at high speed Light or unsecured objects can become hazardous projectiles Unsafe operation of your pressure washer could lead to serious injury or death to you or others The spray gun wand is a powerful cleaning tool that could look like a toy to achild Reactive force of spray will cause gun wand to move and could caus
15. se 2 Pull the trigger on the spray gun to release the attaches to the pump pressure in the high pressure hose Detach high 5 Set unit upright and pull starter handle on engine 4 pressure hose and garden hose from the unit to 6 times to circulate anti freeze in pump until anti 3 Pull the starter handle on engine 4 to 6 times to freeze is discharged from pump discharge remaining water in pump ACAUTION If unit has to be stored under freezing conditions a non toxic R V anti freeze can be used to protect from freezing MAINTENANCE SCHEDULE FOR PUMP AWARNING ALWAYS REMOVE SPARK PLUG WIRE FROM SPARK PLUG BEFORE ANY MAINTENANCE IS STARTED MAINTENANCE 4 Flush wand assembly backwards with water or compressed air If pressure is still too high repeat steps 2 4 1 WATER SCREEN Inspect the water screen before attaching water supply Clean water screen if dirty The water 5 screen is located in the quick connect coupler 4 CHECKING OIL The pump is shipped with the correct amount of oil in it This pump should never need any oil added or changed unless it develops a leak A 30 weight non detergent oil can be used in this pump approximately 6 OZ 2 SIPHON HOSE lf the siphon tube is used for detergent or wax remove and place in a container of clean water Run clean water through the unit to flush any detergent or wax from the pressure washer 3 NOZZLE CLOGGED A clogged nozzle will cause the operating pres
16. sure to be too high causing the pressure washer to surge If this happens 1 Put engine switch in OFF position and remove wire from spark plug 2 Pull trigger on gun handle to relieve pressure remove wand assembly from gun assembly 3 Clear the nozzle with the nozzle cleaning tip If pump is leaking oil take to an Authorized Service Center AWARNING HIGH PRESSURE HOSE Damaged high pressure hoses can burst which can cause a potentially hazardous situation High pressure hoses should not be kinked crushed twisted or damaged in any way Replace high pressure hose should this occur 9 MAINTENANCE SCHEDULE FOR GAS ENGINE EVERY 5 HOURS 25 HOURS OR 50 HOURS OR 100 HOURS OR MAINTENANCE OPERATION OR DAILY EVERY SEASON EVERY SEASON EVERY SEASON E Sy o NOTE 1 Check Oil Level Change Oil Change Air Filter Replace or Clean Spark Plug Clean exterior of pressure washer Change oil after first 2 hours then after every 25 hours Note 1 Change oil every 25 hours when operating under heavy load or in high temperatures Note 2 Clean more often under dusty conditions Note 3 Clean exterior with cloth or brush Do not use high pressure spray to clean pressure washer or engine T ee NOTE 2 TROUBLESHOOTING GUIDE PROBLEM Engine will not start or stops while operating Engine is running but pump is not building maximum pressure or has irregular pressure Engine is overloaded Water leaking from he
17. ttach water hose to pump Pressure Washer Gun Used to control flow of water coming from pump 3 5 HP Tecumseh Engine This engine is shipped ithout oil Included with this pressure washer is a copy of the Engine Manufacturer s Operators M anual See this manual for more detail on the engine 8 Air Filter Contains air filter element Refer to the Engine Operators Manual for maintenance 9 Gas Tank Refer to the Engine Operators Manual for suggested fuel 10 14 Pressure Washer Pump Delivers 1400 PSI at 2 0 gpm for optimal cleaning Pump is shipped with oil No oil should be added to this pump Vibration Isolator Isolators reduce frame vibration and eliminates walking Wand amp Nozzle Metal thru construction with brass thread connection and durable stainless steel nozzle for added durability Pressure Regulator used to adjust pressure of water coming from pump Can be adjusted from 100 1400 PSI Handle Assembly Instruction Remove nuts and bolts from parts bag Install handle into position Push bolts through holes provided Install hex nuts to bolts and tighten OPERATING INSTRUCTIONS READ AND UNDERSTAND ALL WARNINGS AND INSTRUCTIONS IN THIS MANUAL BEFORE OPERATING Do not start engine until you have read all warnings and instructions Fill oil sump or check oil level Add unleaded regular gasoline slowly to f
18. uel tank Use a funnel to help avoid spillage Never fill tank completely fill tank to 1 2 below bottom of filler neck to allow for with a rapid full arm stroke Let rope return to starter slowly AWARNING DO NOT POINT WAND AT SELF OR OTHERS 8 Pull trigger on gun to start pressure exiting from fuel expansion end of wand The pressure washer may need to be re Connect wand to gun and hand tighten Connect primed if it has not been used for awhile To do this high pressure hose to gun body and tighten with hold the wand trigger in and turn the pressure regula wrench Apply teflon tape if fittings leak tor knob low to high several times until the unit will maintain pressure at the highest setting See pg 8 Connect garden hose to washer using quick connect no 13 supplied with unit Hand tighten Connect high pressure hose to washer and hand tighten Turn 9 Adjust Low High pressure at nozzle Push nozzle pressure regulator knob counter clockwise to reduce forward to siphon soaps and cleaners Pull nozzle starting load back for high pressure water spray Adjust pressure regulator knob on pump to vary water pressure Turn on water Pull trigger on gun until there is a l l steady stream of water to remove air that might be 10 Adjust spray pattern from wide to narrow by rotating trapped in hoses and pump Operating unit with nozzle water supply shut off without flow of water will 11 For liquid soaps and cleaners place suct
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