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Commercial and Industrial Hot Water

Gas and Diesel Driven, Oil Fired

OWNER’S MANUAL

MODEL PK0702

Call

1-800-344-3371

Email s

ervice

qvtools

.com

Website: www.

qvtools

.com

Содержание EZO2703G

Страница 1: ...Commercial and Industrial Hot Water Gas and Diesel Driven Oil Fired OWNER S MANUAL MODEL PK0702 Call 1 800 344 3371 Email service qvtools com Website www qvtools com...

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Страница 3: ...structions could result in personal injury and or property damage Table of Contents IMPORTANT SAFETY INFORMATION 3 SPECIFICATIONS 7 INTRODUCTION 9 OPERATING INSTRUCTIONS 10 CHEMICAL APPLICATION 12 WIN...

Страница 4: ...OPERATORS AND MUST ALWAYS BE ATTENDED DURING OPERATION WARNING To reduce the risk of injury read operating instructions carefully before using WARNING Use protective eyewear and clothing when operati...

Страница 5: ...ts Do not touch electrical components while standing in water or when hands are wet Always make sure machine is disconnected from power source before servicing WARNING Risk of asphyxiation Use this pr...

Страница 6: ...times WARNING Protect from freezing WARNING Trigger gun kicks back Hold with both hands 10 It is important to keep your machine from freezing in order to keep it in its best working condition Failure...

Страница 7: ...f alcohol prescription medications or drugs 16 Some of the maintenance procedures involved in this machine require a certified technician these steps are indicated throughout this manual Do not attemp...

Страница 8: ...d Gas Diesel Rev 4 7 2016 SPECIFICATIONS Commercial Hot Water Gas Oil Fired MODEL GPM PSI BURNER OIL PRESSURE PSI BTU HP ENGINE DRIVE ELECTRIC START BURNER EZO2703G 3 2700 130 300 000 6 5 KOHLER DIREC...

Страница 9: ...8 Oil Fired Gas Diesel Rev 4 7 2016...

Страница 10: ...manual They know what information the end user needs in order to get the optimum performance from their pressure washer Please read carefully This manual contains information that will be specific for...

Страница 11: ...Gas Engine Oil level The engine is a 4 cycle and uses 10W30 detergent oil Refer to Glossary or engine manual Diesel Engine Refer to engine operation manual included with your pressure washing unit fo...

Страница 12: ...coil and the burner is firing condensation may form at times on the coil and drip down into the burner compartment This can be particularly noticeable on cold humid days giving the false appearance o...

Страница 13: ...ure washer for any damage or required maintenance If your machine is to be exposed to cold weather please refer to winter pump coil instructions found in this manual If possible do not allow unit to r...

Страница 14: ...it is stored at temperatures below freezing 1 All water must be drained or blown via compressed air from system Connect a short piece of male fitted garden type hose on to the female inlet on the pump...

Страница 15: ...in the previous section Alternate methods may not completely protect the components Damage from freezing is not a warrantable item Water Condition Use a softener on your water system if local water is...

Страница 16: ...s or leaks Replace accordingly Recommendation for Oil Changes and Component Replacement 1 Change the oil in the pump after the first 50 hours and every 500 hours after the initial oil change Use SAE 3...

Страница 17: ...placements 1 Change engine oil after first 5 hours and every 100 hours after the initial oil change Use 10w 30 engine oil 2 Replace Spark Plug every 100 hours 3 Change air cleaner element every 100 ho...

Страница 18: ...opriate lubricant Use 10W30 detergent oil BURNER The burner heats the water in hot water pressure washers It is located under the coil and may be powered by furnace oil or diesel fuel BACK FLOW PREVEN...

Страница 19: ...18 Oil Fired Gas Diesel Rev 4 7 2016 COMPONENT IDENTIFICATION Commercial Model 10 Gallon Poly Fuel Tank Burner Switch and Thermostat Gasoline Engine Coil Skin...

Страница 20: ...ired Gas Diesel Rev 4 7 2016 Direct Driven Pump Assembly Chemical Injector Water Inlet Unloader Burner Control Pressure Switch Safety Relief Valve Temperature probe Hot Water Outlet Quick Connector Wa...

Страница 21: ...nk Interior Top Cover Removed Pressure Wand Assembly Wand Nozzles Black Nozzle for Downstream Chemical Application Nozzle Quick Coupler Spray Gun High Pressure Hose Trigger Coil Coil Skin outer stainl...

Страница 22: ...e not using soap use a different color Pressure too high Wrong nozzle size Make sure you have the right nozzle size Unloader adjusted improperly or damaged Check pressure of pump with a pressure gauge...

Страница 23: ...above the part that attaches directly into pump If burner comes on replace pressure switch If burner does not come on make sure there is current going through switch consult a professional for this i...

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Страница 28: ...r improper installation and operation will automatically void this warranty All labor repairs are to have an PowerKing pre authorized repair number PARN In order to receive a PARN please email a copy...

Страница 29: ...of issues with pressure washers This manual is not intended for use by non technical personnel It is advised to always refer to competent technical personnel when repairs are advised to avoid equipme...

Страница 30: ...er If electric start try starting using the recoil starter Bad plug Check spark plug and replace if necessary Carbon deposits can indicate a fouled plug or too much fuel Plug does not fire Poor connec...

Страница 31: ...replace if gauge is faulty Pump packings bad If low pressure persists pump packings may need replaced Low pressure low flow Volume Improperlyadjusted If unit has volume adjustment it may need readjust...

Страница 32: ...n a gravity fed system Float valve stuck optional If float valve is stuck in the up position water can not enter the float tank Unstick valve if possible of replace if necessary Turbulence in floattan...

Страница 33: ...cale prevention Pump not delivering the rated pressure See low pressure or low flow diagnostics High water supplypressure Check inlet water supplyfor excessive pressure Unloader flow cycleswith system...

Страница 34: ...verting flow to bypass readjust using the pressure gauge Nozzle too large Ensure the proper sized nozzle is being used Unloader pressure leaks from main spring or adjusting bolt Shaft O ring in valve...

Страница 35: ...e Weep gun optional If a weep gun has been installed check the gun valve seat to ensure it is functioning properly Damage gun valve ball or seat Inspect trigger gun valve assemblyfor damage or ware to...

Страница 36: ...am side of the pump Check fittings connections and ensure the inlet line is fully submerged into the chemicaljug Chemical dried up in the injector Inspect and clean as necessary Chemical foot strainer...

Страница 37: ...tank then fill with proper fuel Low fuel shut off sensor stuckor faulty Check the sensor The assemblymay need to be removed to un stick the float or to replace it completely Water in the fuel filterb...

Страница 38: ...on transformer with a volt meter Ignition transformer bad Using a volt meter ensure that the transformer is supplying the proper voltage Electrode gap improperlyset Check the gap and readjust if neces...

Страница 39: ...ntilation if the original system is inadequate Flame has yellowtip Flame speed improper Check for proper gas pressure while burner is operating Flame comes out from under burnerhousing Insufficient ai...

Страница 40: ...still no current flow when activated switch may need replacement Switch does not activate Plunger fouled orstuck Check pressure plunger to see if it will travel freely If not the passage may need cle...

Страница 41: ...ler fires whenthermostat jumped but will not fire with thermostat in circuit Thermostat bad Replace Thermostat Boiler will not firewhen thermostat jumped Problem elsewhere insystem Continue with boile...

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