Pressure Washer Operating Instructions
Contents
1. 7 Maintenance Activity Each 3 months 12 months or First Use or 50 Hours 100 hours Inspect top up oil levels Engine s Gearbox i Pump Change Oil Gearbox EP90 Gear Oil 7 Pump SAE30 Pump Oil E 7 Change engine oil in line with the engine First 3 manufacturers recommendation or at months or 7 50hrs only Clean water inlet filter Inspect and or change engine gearbox drive key Inspect i Change It is recommended that you consult your dealer if required before performing this item of maintenance Inspect high pressure hose and its connection for tightness and damage Inspect suction hose and its connections for i tightness and damage High pressure jet Inspect i Change Pneumatic tyres Check Inflate tyre pressures 0 7bar 10psi 8 Storage Disconnect pressure hose and lance draining water from the hose Disconnect water feed hose draining water from the hose Wash out detergent hose with clean water draining water from the hose Turn over the engine by hand to expel water from pump Ensure the equipment is clean and dry before storage The equipment should be stored in a dry and frost proof place 6 Operation 3 5 6 1 Start engine Note Depress the lance trigger to release water pressure before starting the engine Refer to accompanying booklet relating to the type of engine fitted 6 2 Using High Pressure Lance Note See Appendix 12. Pressure Washer Operating Instructions Model Serial No Engine No dual pumps Unit 8 Hudson Road Saxby Road Ind Est Melton Mowbray CE Leicestershire LE13 1BS Telephone 44 0 1664 567226 Fax 44 0 1664 410127 E mail info dualpumps co uk www dualpumps co uk 793 1200 Appendix 1 Lance variations HIGH PRESSURE Any ay yr 4 LOW PRESSURE al SAFETY LOCK PENCIL JET MULTIREG NOZZLE WITH SPLIT LANCE ASSEMBLY SH x o cE raat lt HIGH PRESSURE JET S5 pe y HIGH PRESSURE LOW PRESSURE LOW PRESSURE JET SPLITABLE TWIN LANCE ASSEMBLY NOTE LOW PRESSURE FOR CHEMICAL INDUCTION HIGH PRESSURE f HIGH PRESSURE JET LOW PRESSURE LOCK B10095 FIXED SINGLE LANCE WITH ADJUSTABLE NOZZLE LOW PRESSURE CONE purchaser six 6 months for the equipment on hire or rental There is no implied warranty of fitness for a particular purpose or merchantability when this product is put to rental use No person including any dealer or representative of Dual Pumps Ltd is authorised to make any representation or warranty concerning Dual Pumps Ltd products on behalf of Dual Pumps Ltd or to assume for Dual Pumps Ltd the obligations contained in this warranty Dual Pumps Ltd reserves the right to make changes in design and other changes and improvements upon its products without imposing any obligation on itself to install the same in its existing produ
3. will impair the performance of the machine Connect the water return line to its connector and place the other end in the water supply container Bypass to tank models only Fig 2 item 16 amp Fig 4 Submerge the opposite end of the suction hose and its suction filter in a suitable container containing the water supply fig 4 Ensure the filter is always kept below the water level Connect the high pressure hose to the power washer fig 5 and to the lance fig 6 Tighten as appropriate do not over tighten Ensure that the trigger safety catch is in the ON position whilst making these connections Return Hose depending on model Return Nv Suction NOTE KEEP SUCTION FILTER CLEAN NOTE ER APPLY SAFETY CATCH WHILST NNN ATTACHING HIGH PRESSURE HOSE AND LANCE EXTENSIONS Fig 5 Connect the High Pressure Hose to the Power Washer Fig 6 Connect the High Pressure Hose to the Lance
4. 0x660x719 ee pump gearbox engine ZT21170DHE Diesel 10Hp 21 170 140 1100x660x710 111 112 2 0 as from August 2010 Excessive vibration in Water supply low Check adequacy of water lance delivery line supply Ensure suction SPL GSPL NEW Part No Engine Lpm Bar K LxWxH Grou filter is below water level 9 p 3 LwAdB LwA dB p Ingress of air into suction Check integrity of suction RTT C101 Petrol 11Hp 15 250 60 970x630x850 107 111 1 G line hose and connections RTT D201 Petrol 5 5Hp 12 140 43 910x565x890 107 111 1 C ie functioning of Seek professional advice RTT D203 Petrol6 5Hp 14 150 43 910x565x890 106 111 1 D valves RTT D204 Petrol 11Hp 15 200 70 970x630x850 107 111 1 F RTT D205 Petrol 13Hp 15 250 71 970x630x850 107 111 1 F RTT D202 Diesel 6 8Hp 14 150 73 970x630x850 109 115 2 J NOTE Models prefixed RTT are supplied with Return To Tank by pass system 3 Safety Power washers should only be used by fully trained competent persons They should not be used by untrained or inexperienced users Care should be taken when handling the pressure washers as they have uneven centres of gravity and may topple over when lifted 3 1 3 2 3 3 3 4 Suitable Persons Operators should be physically fit and free from the influences of drugs or alcohol Prolonged periods of operation are strenuous and operators should be encouraged to take regular breaks If you have any doubts about your fitness to operate this e
5. 70x630x850 107 111 1 G hose and connections CT13185DLR Diesel 6 8Hp 13 185 71 970x630x850 109 115 2 J DT12140PHR Petrol 5 5Hp 12 140 43 910x565x890 107 111 1 C Pressure low after a long Nozzle badly worn Check and or replace DT14150PHR Petrol 6 5Hp 14 150 43 910x565x890 106 111 1D period of normal use DT15200PHR Petrol 11Hp 15 200 70 970x630x850 107 111 1 F Pump noisy Pump sucking air Check integrity of suction DT15250PHR Petrol 13Hp 15 250 71 970x630x850 107 111 1 F hose and connections DF14150PHR Petrol6 5Hp 14 150 38 580x410x455 106 111 1 D Excessive temperature of Reduce temperature to DS14150PHR Petrol6 5Hp 14 150 680x580x820 1 D liquid in pump below 60 C do not allow pump to idle for long DT14150DLR Diesel 6 8Hp 14 150 970x630x850 2 J periods RT15200PHR Petrol 11Hp 15 200 1060x620x710 1 F Worn bearing or valves Seek professional advice RT15250PHR Petrol 13Hp 15 250 1060x620x710 1 F RT21170PHR Petrol 13Hp 21 170 1060x620x710 1 G Presence of water in oil Ingress through breathers Replace oil do not wash ST Dica ia ie S80 1060x620x750 20 engine or pump lese p x620x Worn oil seals Seek professional advice RT21170DHE Diesel 10Hp 21 170 1060x620x780 2 O ZT23250PBE Petrol 18Hp 23 250 1100x660x760 1 H Water dripping from under pump Worn piston packing Seek professional advice ZT30200PBE Petrol 18Hp 30 200 1100x660x760 1 H Oil dripping from Worn oil seal Seek professional advice T 13200DHE Dieser ap 19 209 10
6. and diesel engines THESE INSTRUCTIONS SHOULD BE KEPT WITH THE MACHINE AT ALL TIMES This manual has been compiled to give all of the necessary information to operate the Dual Pumps range of Pressure Washers safely and effectively It is recommended the manual and its accompanying literature be read and understood before attempting to assemble or operate the equipment Following these simple instructions will ensure operator safety and prolong the life of the power washer Our policy is to improve our products continuously and we therefore reserve the right to discontinue or change specifications models or designs without notice or obligation EC DECLARATION OF CONFORMITY Dual Pumps Ltd Unit 8 Hudson Road Saxby Road Ind Est Melton Mowbray Leicestershire LE13 1BS Declares that this equipment conforms to the following directives 2000 14 EC 2006 42 EC 2004 108 EEC Spence Technical Manager 1 Index Equipment Variants and Options eceeceeeeeceeceeeeeeeeeeeteeeseteneateees section 2 EE E wastes ered adhe I E A le ea east eed section 3 Description of Main Features cccccccceececeeeeecceeceeeeeeeeeeeteeesensnaeeees section 4 Installation sisinya ena A EA eben section 5 OPE Fal ONM oscene aani aa SES a E EE section 6 Maintenances cccccceccececeeeeeeceeeeceeceeeeeeeeeceeeaeaaeaeceeeeeeeeeeaeeeenensaseeenes section 7 Sele 0 gt enna nner eee rere pet terres terres trerer rs trrerrre str errr t
7. and maintained in accordance with the manufacturers instructions any modifications or accessories added to this machine should be assessed for safe operation and vibration then implement appropriate measures fig 2 item 1 placing the opposite filter end into the detergent container Select the low pressure setting on the lance see appendix 1 for details of your lance and spray the water detergent mixture onto the object being cleaned Leave the detergent for the period recommended by the chemical manufacturer allowing it time to work washing off with clean water The volume of detergent used can be controlled by means of the regulator on the suction valve see fig 2 item 3 6 4 Switching Off Release trigger Stop drive engine refer to additional literature handbook supplied relating to the type of engine fitted remembering to switch off ignition after use to prevent draining the battery electric start models only Depress the high pressure lance s trigger to release the pressure in the high pressure hose Disconnect water supply WARNING Do not let the pump idle in By Pass for lengthy periods if you intend to break from work for more than 5 minutes switch the machine off Should the machine run for longer period the temperature of the re circulating water will increase rapidly and could risk damaging the pump seals Models with internal by pass only Running power washers should never be left unattended N
8. cts or products then in process or manufacture This warranty does not affect any statutory rights that you may have Procedure for claiming under this warranty The claimant must despatch the unit product or part at his own expense to the Dual Pumps Ltd factory with a full detailed report for inspection upon receipt Dual Pumps Ltd will inspect and decide whether the unit product or part is in fact a genuine warranty claim Upon this decision the pump product or part will be replaced either free of charge under this warranty or despatched and charged to the original customer together with a full report should it be found not to be covered by this warranty Warranty claimed items if required urgently will be despatched to the customer and charged for on receipt of the claimed defective item Dual Pumps Ltd will decide whether the claim is valid and if so will issue a credit for the item Should Dual Pumps Ltd find the claimed item to be out of warranty declarations the said charge will stand and be paid by the customer as normal The copyright of this manual belongs to Dual Pumps Ltd and must not be copied or reproduced without the express permission of the company Pressure Washer Operating Instructions This manual and any other literature supplied should be read thoroughly before attempting to operate the Power Washer Pay particular attention to any instructions relating to safety and the starting stopping and maintenance of petrol
9. for lance type and operation Release the lance safety catch which is located behind the trigger 6 2 2 Point the lance downwards and towards the object being cleaned 6 2 3 Squeeze the trigger to start the high pressure jet proceed to wash the object Adjust the working pressure by turning the pressure regulator knob or to suit the application fig 2 item 13 Never direct the high pressure stream at the engine or pump as this could cause irreparable damage WARNING High pressure lances react Kick Back when the operating trigger is pulled Ensure you have a good firm footing and anticipate this reaction 6 2 4 Release the trigger to stop the high pressure jet 6 3 Washing using detergent Attach the detergent induction pipe to the power washer Control of Vibration at Work Regulations 2005 This machine in its standard form dose not exceed the 2 5 m s vibration action value and should not require any daily limitations to it use Periodic equipment checks and servicing will maintain the characteristics and efficiency of this machine Warning Any modifications or accessories added or use with this machine may affect the vibration levels Under the Control of Vibration at Work Regulations it is the employers duty to manage the exposure to vibration and implement training and health surveillance for employees Under the Supply of Machinery Safety Regulations1992 SMSR you should ensure equipment is in good condition
10. ich has been repaired or altered to adversely affect the performance or reliability of the pump or product Lance or hoses are not covered by this warranty due to the adverse conditions of their use Neither this warranty nor any implied warranty apply to damage caused by any of the following 1 Freight damage 2 Frost or freezing damage 3 Damage caused by parts and or accessories or components not obtained from or approved by Dual Pumps Ltd 4 Any consequential or incidental damage arising from the use of any pump or other products supplied by Dual Pumps Ltd 5 Damage due to misapplication and or misuse The normal wear of moving parts or components affected by moving parts The liability of Dual Pumps Ltd under the foregoing warranty is limited to the repair or replacement at Dual Pumps Ltd option without charge for labour mileage costs or materials of any parts upon return of the entire pump or other product or of the particular part to the Dual Pumps Ltd factory within the warranty period at the sole expense of the purchaser which part shall upon examination appear to Dual Pumps Ltd satisfaction to have been defective in material or workmanship The liability of Dual Pumps Ltd under any theory or recovery except any express warranty where the remedy is set forth in the above paragraph for loss harm or damage shall be limited to the lesser of the actual cost harm or damage or the purchase price of the involved pump or other
11. ote Goggles or Full Face Protection The wearing of eye and face protection in hazardous areas is a requirement under regulation 4 of the personal protective equipment at work regulations 1992 Regulation 4 requires employers to provide suitable personal protective equipment to employees who may be exposed to risks affecting their health and safety Full Face Protection High speed flying partials or chemical splashes are rarely aimed directly at the eyes A full face visor offers the maximum protection in extreme conditions Full face shields offer a wide area of protection and because of the all round ventilation remain mist free even in wide temperatures swings Chemical Splash Chemical splashes and vapours can hit you from all sides It s important that full eye enclosure is selected e g Unvented goggles Full face shields will also protect the whole face from liquid splashes Those with chin guards should be selected where there is a danger of splash deflecting up from work surfaces Impact Impact hazards are caused by fast moving particles from the cleaning operation The potential impact speed must be assessed before selecting the most appropriate protection Safety glasses could be dislodged by high velocity impacts in which case goggles or face shield should be selected Note Ear Muffs or Ear Plugs The noise at work regulations require that from February 2006 persons working in noise levels between 80dBA and 85dBA mu
12. product when sold by Dual Pumps Ltd to its customer Dual Pumps Ltd expressly warrants its pumps or other products as above stated There are no other express warranties Any implied warranties including implied warranty of merchantability or of fitness for a particular purpose are limited in duration to twelve 12 months from the date of the purchase by the original Variants and Options fig 1 9 Fault Finding SPL Sound Power Level on equipment representative for this type GSPL Guaranteed Sound Power Level for this equipment Pump running normally Lance in low pressure mode Check and adjust but pressure low Pressure Regulator valve Check and adjust NEW Part No Engine Lpm Bar Kg LxWxH ne oo Group Pump sucking air Check water SUppIya d CF10135PHR Petrol4Hp 10 135 24 460x370x460 98 111 1 B possible air ingress Nozzle badly worn Check and or replace CF12150PHR Petrol 5 5Hp 12 150 31 580x410x455 107 111 1 C Worn piston packing Seek professional advice CT12150PHR Petrol 5 5Hp 12 150 36 940x600x890 107 111 1 C CT13200PHR Petrol 8Hp 13 200 48 940x600x890 105 111 1 E Fluctuating pressure Blocked water filter Check filter clean or CT16200PHR Petrol 11Hp 16 200 55 940x600x890 107 111 LE replace if necessary Pump sucking air Check integrity of suction CT15250PHR Petrol 11Hp 15 250 60 9
13. quipment seek professional advice before proceeding Protective Clothing Operators and assistants should wear the following Personal Protective clothing and equipment Waterproof boots with good non slip soles Waterproof overalls Waterproof gloves Goggles or full face protection to at least BS EN166 Ear Muffs or Ear Plugs to give protection to at least EN352 1 EN352 2 Use in confined spaces Diesel and Petrol engines produce fumes and toxic gases use only in well ventilated spaces To prevent the build up of flammable vapours the charging of petrol and diesel tanks should not be done in confined spaces Any spillages should be cleaned up and any absorbent material used should be disposed of in a proper manner General Safety Check all hoses and couplings for tightness and damage loose connections should be tightened and damaged hoses replaced Ensure the workspace is clear and free from obstructions consideration should be given to the erection of fences or sheeting to prevent injury to others High pressure lances react Kick Back when the operating trigger is pulled Ensure you have a good firm footing and anticipate this reaction Extra care should be taken when working at heights scaffolding should be in good condition secure and properly fenced working from ladders is not recommended The high pressure stream can be dangerous do not point the stream directly at others or submit them to the fine over spray
14. rerrrr etter rrr er section 8 Fault F DANa reen a O AS section 9 EE E EE A E E E beta E E T section 10 Lance VANatiONS snieni anaa a REENA appendix 1 2 Equipment Variants and Options This equipment has been designed and manufactured for the high pressure washing of machinery buildings etc using water and detergent Use only a recommended detergent It should not be used for washing electrical equipment people animals and surfaces that are loose and easily damaged This manual deals with the following variants of pressure washers Power input Petrol and diesel engines 4bhp 18bhp High pressure Multi cylinder plunger Pump 8 lpm 30 Ipm 100bar 250bar pump pressure Transport frame Rigid steel frames in either static or wheeled options 10 Warranty Limited Warranty Supplied by Dual Pumps Ltd Dual Pumps Ltd as suppliers warrants to the original purchaser each new unit or other product supplied from its factory for the period of twelve 12 months from the date of shipment from the factory six 6 months for equipment on hire or rental to be free from defects in material and workmanship under normal use and service Normal Use and Service means not to exceed recommendations on maximum speeds pressures and temperatures or handling fluids not compatible materials as noted in the applicable Dual Pumps catalogue technical literature and instructions This warranty shall not apply to any pump or other product wh
15. st be provided with suitable hearing protection on request If noise levels are above 85dBA then hearing protection must be supplied and worn 4 Description of Main Features fig 2 13 ALTERNATIVE VALVE ASSEMBLY RETURN TO TANK BY PASS Depending on Model NOTE Typical Example of Pressure Washer Layout Fig 2 Description of main features 1 Detergent Hose 11 2 Detergent Hose Connection 12 3 Detergent Rate Control 13 4 Drive Engine 14 5 Gearbox Dipstick Depending on Model 15 6 Gearbox Sight Glass Depending on Model 16 7 Hand Lance 17 8 High Low Pressure Nozzle 18 9 High Pressure Hose 19 10 High Pressure Pump 20 Operating Trigger and Safety Catch Pressure Hose Connection Pressure Regulator Pump Dipstick Pump Sight Glass Return external return to water supply depending on model Suction Filter Typical Transport Frame Water Inlet Water Inlet Filter 5 Installation 5 1 5 2 5 3 5 4 5 5 5 6 5 7 From the pump and gearbox if fitted remove the Red travel plugs replacing them with the yellow topped dipsticks Check all oil levels top up if necessary Fill engine with oil and fuel see engine manufacturers handbook for details of oil and fuel types Connect the battery leads Electric start models only Connect the suction hose to the Power Washer fig 3 Ensure the connection has no air leaks Air leaks on the suction hose connection
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