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 8 
 

4.

 

Start-up / Shut-down 

 

Before every Start-up: 

 

Read and observe operation manual. 

 

In order to guarantee proper function and trouble-free operation, 
the following checks to be carried out before start-up: 

 

  General condition of the unit (connections, gaskets, etc.). 

  High pressure hoses, hose pipes, whether damaged. 

  Air supply, fresh air grill must not be covered. 

  Filling of consumables. 

  Correct oil level of high pressure pump (sight glass/dip stick). Correct oil 

level of the reduction gear (sight glass/dip stick), correct oil level of 
combustion engine (dip stick). Only oil qualities approved by OERTZEN 
to be used. High pressure pump: special pump oil OERTZEN OSP, 
reduction gear: special pump oil OERTZEN OSP, combustion engine: 
OERTZEN special motor oil OSM.  

  Pump/pump connections whether leaking. 

  Machine only to be run with absolutely clean water. Before connecting 

the water supply hose, rinse it thoroughly. Depending on feed water 
quality, regularly check water filter in short intervals, replace if needed. 

  Machine only to be run horizontally (+/- 5°). 

  In order to extend the lifetime of the combustion engine, engine to be 

warmed up for a few minutes during starting procedure and to run out 
during shut-down for cooling purposes.  

 

In order to guarantee proper function and trouble-free operation, 
the following checks to be carried out during working: 

 

  Observe function of indicator lights/monitors. 

  Observe pressure variations 

  Observe leaks at high pressure pump, hose pipes, connections. 

  Observe excessive exhaust formation/smoke development. 

 

In case of malfunctions immediately stop machine, eliminate cause 
according to chapter „Trouble Shooting“, call qualified service. 

 

 

 

Summary of Contents for M 240

Page 1: ...To be read carefully before start up Operation Manual M 240 von Oertzen GmbH Ferdinand Harten Str 10 22949 Ammersbek Tel 49 40 604110 Fax 49 40 6041149 www oertzen gmbh de info oertzen gmbh de ...

Page 2: ...fety Instructions pages 4 5 3 Configuration Illustration pages 6 7 4 Start up Operation Shut down pages 8 11 5 Maintenance and Care pages 12 14 6 Technical Data page 15 7 Trouble Shooting pages 16 8 Declaration of Conformity page 17 M240 06 06 AG ...

Page 3: ...very year by qualified personnel Inspection results to be recorded and to be made available to authorities their on request OERTZEN offers qualified service personnel to carry out safety inspections at attractive prices The packing materials plastic foil wood cardboard boxes nails etc are potentially dangerous should be kept away from children and disposed according to environmental requirements T...

Page 4: ...control valve is workshop set and sealed Adjustment must not be changed Machines driven by combustion engines must not be run indoors unless proper ventilation and exhaust gas evacuation are guaranteed Exhaust gas is harmful excessive concentration of carbon monoxide is lethal Unsuitable respectively defective high pressure hoses often cause severe accidents during operation Therefore high pressur...

Page 5: ...marks during pushing in and or pulling out approx 50 cm Strictly follow instructions in chapter Drain Cleaning During loading hoisting device to be fastened properly at jack rings Ensure balanced load distribution The exhaust evacuation area is hot Do not touch Repair work in the high pressure section of the machine pump hoses piping only to be carried out by qualified personnel After work the mac...

Page 6: ...gh pressure pump opens as soon as the operating pressure is exceeded by more than 10 and returns the water which cannot be taken by then nozzle back into the suction line of the high pressure pump In parallel it allows to continuously adjust working pressure and water flow By opening the rotary handle at the double lance the working pressure can be adjusted as required The machine is equipped with...

Page 7: ... pressure pump 11 high pressure water outlet 12 dip stick oil filler high pressure pump see page 13 37 fuel tank 37 a fuel cock 39 exhaust pipe 40 air filter 47 a dip stick combustion engine 49 speed adjustment 51 choke 52 starter handle 53 override switch 54 ignition switch ...

Page 8: ...pecial motor oil OSM Pump pump connections whether leaking Machine only to be run with absolutely clean water Before connecting the water supply hose rinse it thoroughly Depending on feed water quality regularly check water filter in short intervals replace if needed Machine only to be run horizontally 5 In order to extend the lifetime of the combustion engine engine to be warmed up for a few minu...

Page 9: ...e maximum 8 bar 21 l min 1 water supply hose 30 l min 1 water supply hose see Technical Data Insufficient water supply will cause heavy damage on high pressure pump cavitation High Pressure Connection Connect high pressure hose to high pressure outlet 11 by means of the hand nut without using tools Fuel Supply Fuel tank 37 to be filled with fuel min 86 octane Properly lock tank Gasoline and gasoli...

Page 10: ...andle slowly back into initial position Slowly open choke during engine warm up in order to avoid dying down of the motor during load alternation Open spray pistol and warm up engine at low pressure for a few minutes Afterwards increase pressure to maximum by turning the hand wheel of the safety control valve 3 clockwise Be aware of significant recoil Ensure stable foothold Rope Start Hot Motor Do...

Page 11: ...gent residues to be flushed from cleaning object completely Do not spray detergent onto hot surfaces or in blazing sunlight Detergent must not dry After work detergent line to be flushed thoroughly Put detergent suction hose into clean water and run machine with open valve at double lance for approx one minute After Work In order to reduce motor stressing decrease working pressure by turning the h...

Page 12: ...OERTZEN voids all warranty Reduction Gear First oil change after 50 operating hours all further oil changes every 500 operating hours min once a year Correct oil level to be checked every day Exclusively OSP pump oil to be used Use of oil qualities not approved by OERTZEN voids all warranty High Pressure Pump First oil change after 50 operating hours all further oil changes every 500 operating hou...

Page 13: ... to be protected as follows 2 l of a 1 1 water frost protection liquid to be mixed in a clean vessel water connecting hose to be dipped into vessel pump to be started Spray pistol to be opened and frost protection liquid to be returned into the vessel so circulating the liquid through the system Spray pistol to be opened and closed several times in order to also fill the unloader valve with the li...

Page 14: ...essure adjustable 240 bar 240 bar Power 14 HP 10 3 kW 14 HP 10 3 kW Fuel consumption at full load 3 8 l h 3 8 l h Tank volume 7 l 7 l Oil shortage cut out standard standard Starting device rope rope Dimensions L x W x H mm 720 x 640 x 610 mm Weight net 105 kg 105 kg Nozzle designation HIP 2333 HIP 1638 Recoil 64 N 81 N Noise level Lp Lw acc to DIN EN ISO 3744 79 86 dB A 79 86 dB A ...

Page 15: ... up to max mark Release unloader valve Charge battery Put switch into position On Open petrol cock Close choke Pump pressure high Nozzle clogged Clean remove and nozzle Operating pressure not achived varies Air in unit Insufficient water supply Nozzle worn Incorrect nozzle Nozzle clogged Water strainer blocked Unloader valve leaking Suction side of pump leaking Suction valves sticking Vent unit Su...

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