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English 

5.906-441.0 Rev. 01 (06/10)

Good service work requires extensive and practice-oriented train-
ing as well as well-structured training materials.
Hence we offer regular basic and advanced training programmes 
covering the entire product range for all service engineers.
In addition to this, we also prepare service manuals for important 
appliances - these can be initially used as instruction guides and 
later on as reference guides.
Apart from this, we also regular information about product en-
hancements and their servicing.

If you should require supplements, have corrections or questions 
regarding this document, please address these citing the following 
subject to:

[email protected] 

The responsible product specialist will take care of your issue.

Copying and duplication of texts and diagrams as well as 
third-party access to this information is permitted only with 
the explicit permission of the company:

Alfred Kärcher GmbH & Co. KG
P O Box 160

D -71349 Winnenden

www.kaercher.com

Danger

Immediate danger that can cause severe injury or even death.

Warning

Possible hazardous situation that could lead to severe injury or 
even death.

Caution

Possible hazardous situation that could lead to mild injury to per-
sons or damage to property.

Customised specifically to the requirements of the construction in-
dustry's machinery and accessories, these appliances feature a 
crankshaft pump for long idle periods. The appliance can be trans-
ported easily due to its large, air-filled tyres and powder-coated 
steel pipe frame with its built-in crane hook.

4-pin, air-cooled three-phase motor with 1400 rpm.

24 PS/17,76 kW, 2-cylinder petrol motor Honda GX 670

3 piston crankshaft pump

Ceramic piston
Diameter 16 mm at HD 13/35
Diameter 14 mm at HD 9/50

Cylinder head made of brass

Pressure and suction valves made of stainless steel, valve cag-
es made of plastic

Pressure and quantity regulation at the overflow

Built-in large water filter protects the pump from contamination. 
The filter can be easily removed and cleaned

Oil level can be checked from the outside

Automatic safety switch-off after 30 minutes of non-operation

Winding protection contact

The pressure switch on the overflow switches the motor con-
tactor

Soft start increases the motor speed gradually to 1,400 1/min 
and protects the circuit from overloads when switched on

Speed control on the pump reduces the motor speed to idle 
speed when the hand spray gun is closed

The thermo valve the circuit water from becoming overheated 
while the hand spray gun is closed

Newly developed industrial hand spray gun with rotating spray 
tube

Power nozzle, 15° flat spray

High pressure hose 10 m
HD 9/50-4 Cage: DN 8, 64 MPa (640 bar)
HD 13/35-4 Cage: DN 10, 62 MPa (620 bar)

Rotating coupling for the connection of the high pressure hose 
to the gun

1

Preface

Subject:

Fall 108022

2

Safety instructions

2.1

Hazard levels

3

Technical Features

3.1

Drive

3.1.1

HD 9/50-4 Cage, HD 13/35-4 Cage

3.1.2

HD 9/50 PE Cage, HD 13/35 PE Cage

3.2

Pump

3.3

Control

3.3.1 HD 9/50-4 Cage, HD 13/35-4 Cage

3.3.2 HD 9/50 PE Cage, HD 13/35 PE Cage

3.4

Accessories

Содержание HD 13/35 PE Cage

Страница 1: ...English 5 906 441 0 Rev 01 06 10 1 HD 9 50 4 Cage HD 13 35 4 Cage HD 9 50 PE Cage HD 13 35 PE Cage Service Manual...

Страница 2: ...50 PE 9 4 5 1 Battery 9 4 5 2 Motor 9 4 5 3 Motor electrics 11 4 5 4 Air filter 12 4 5 5 Motor with removed air filter box 12 4 5 6 Speed control 13 4 5 7 Intermediate gear 14 4 6 Water connection wi...

Страница 3: ...ow valve 33 5 Basic settings and service procedures 34 5 1 Setting the maximum working pressure 34 5 2 Setting the minimum working pressure 34 5 3 Adjusting the full load speed PE model only 34 6 Trou...

Страница 4: ...ans ported easily due to its large air filled tyres and powder coated steel pipe frame with its built in crane hook 4 pin air cooled three phase motor with 1400 rpm 24 PS 17 76 kW 2 cylinder petrol mo...

Страница 5: ...n 11 Hose cable holder 12 Power cable with plug 13 Lack of water fuse dry run safe guard option 14 Safety valve 15 Oil filling nozzle 16 Pressure switch 17 Pressure quantity regulation 18 Accessory co...

Страница 6: ...Appliance switch S1 5 Fuse F1 1AT 6 Circuit board A1 7 DIP switch 1 not used 2 Leakage monitoring default setting ON 3 not used 4 30 minute continuous operation continuous break default setting ON 8 E...

Страница 7: ...eaky Check high pressure hose hose connections and hand spray gun for leaks blinks red twice Engine is too hot Set the appliance switch to 0 Allow device to cool down Set the appliance switch to I bli...

Страница 8: ...guard lack of water fuse option 19 Thermostat valve 20 Speed control 21 Water connection with filter 22 Oil drain screw pump 23 Oil level indicator pump 24 High pressure connection 25 Oil dip engine...

Страница 9: ...2 Fuel tap 3 Oil filling screw engine 4 Ignition plug Spark plug type ZGR5A NGK J16CR U DENSO 5 Oil cooler 6 Hose oil cooler 7 Oil filter 1 Cooling fan motor 2 Oil cooler 3 Fuel filter 4 Cover of air...

Страница 10: ...nglish 5 906 441 0 Rev 01 06 10 1 Oil drain screw right 1 Fuel tank 2 Rubber grommet 3 Halting plate 4 Fuel tap The fuel tap is screwed to the support plate and is sealed with a rubber grommet on the...

Страница 11: ...e electrical fuel supply The connector to the electrical fuel shut off must be disconnect ed in order to connect the dry run protection switch The operating hour display shows the speed while the moto...

Страница 12: ...cover 3 Fastening screw valve cover 4 Valve cover 5 Deaeration hose crankshaft casing 6 Cable fuel solenoid 7 Fuel pump 8 Choke knob 9 Fuel filter 10 Fuel hose fuel pump filter 11 Carburator 12 Fuel...

Страница 13: ...spray gun is closed Default setting of the carburator flap while motor is not running 42 mm Grease all O rings with silicone grease 6 288 028 0 prior to in stallation 1 Fastening boring for the speed...

Страница 14: ...iscs 7 0 mm and 4 screws The washers under the screw head are only required on the elongated borings Warning Risk of damage Use only spacer discs that are 7 00 mm long The spacer discs included in the...

Страница 15: ...Water inlet with GEKA coupling 5 Filter inlay 100 m 6 Hose connection instead of the GEKA coupling 1 Oil filling nozzle 2 Crankshaft bearing cover 3 Oil level indicator 4 Oil drain screw 5 High pressu...

Страница 16: ...od bottom 14 Piston rod screw 15 Oil bath 16 Crankshaft housing cover with O ring 17 Crankshaft bearing 1 x left 1 x right 18 Oil filling nozzle 19 Distance labyrinth discs 20 Crown nut 21 Disc back r...

Страница 17: ...ankshaft bearing cover with crankshaft bearing and O ring 4 Crankshaft housing cover with O ring 5 Piston rod bottom marked 6 Crankshaft bearing with flange O ring and shaft seal 7 Crankshaft 8 Piston...

Страница 18: ...w valve housing 8 High pressure connection 9 Lock nut adjustment screw low pressure 10 Adjustment screw low pressure 11 Spindle pressure and quantity regulation 12 Lock nut adjustment screw high press...

Страница 19: ...valve preset Opening pressure HD 13 35 50 MPa 500bar Opening pressure HD 9 50 64 MPa 640 bar No additional test necessary 2 Dry run protection switch switch point 0 07 MPa 0 7 bar nom inal pressure 4...

Страница 20: ...ring low pressure seal 5 Support disc brass 6 Disc back ring 7 High pressure seal 8 Support ring high pressure seal 9 Cylinder head Note Grease the low and high pressure seals generously with silicon...

Страница 21: ...4 Sphere 25 Spindle of the pressure quantity regulation 26 Adjustment screw high pressure 27 Lock nut adjustment screw high pressure 28 Turning handle 29 Valve disks 30 O ring 31 O ring 32 O ring 33 C...

Страница 22: ...g plate bottom 16 with spring 12 disc 13 and O ring kit 14 A High pressure B Return low pressure suction side C High pressure outlet Function If the pressure on the high pressure outlet increases the...

Страница 23: ...nometer Open the lockscrews of the 3 suction valves and replace the O rings Pull out the suction valves using special pliers 4 901 602 0 If the valve seat gets stuck in the pump head you can pull it o...

Страница 24: ...e lockscrews of the pressure valves Pull the pres sure valves out with the pliers 4 901 062 0 If the valve seat a in Fig 014 gets stuck in the pump head you can pull it out using the interior driver 6...

Страница 25: ...s that secure the overflow Loosen the 8 screws from the pump head Carefully pull out the cylinder head using both hands Loosen the screw inserts of the stopper bushings using the special tool 5 511 00...

Страница 26: ...English 5 906 441 0 Rev 01 06 10 1 Crown nut 2 Disc 3 Low pressure seal 4 Support ring low pressure seal 5 Brass support disc 6 Disc 7 High pressure seal 8 Support ring high pressure seal 9 Cylinder h...

Страница 27: ...lation sleeve and the driver Observe the se quence Tighten the stopping bushings using the special tool 5 511 001 0 to 50 Nm Assemble the cylinder head in the reverse sequence Flange the crankshaft ca...

Страница 28: ...casing lid from the pump casing by opening the four screws Mark the bearing shells with the piston rod so that they do not get interchanged during assembling Loosen the bearing shells of the piston r...

Страница 29: ...do that first loosen the four screws at the flange At the end you can pull out the flange bearings Tightening torque 20 Nm Press the piston rods backwards to the end position and take out the crank sh...

Страница 30: ...removed After replacing the oil groove rings push the piston rod back into the straight pushing guide and screw on the pistons tight ening torque HD 9 50 20 Nm HD 13 35 8 9 Nm Clean the threads befor...

Страница 31: ...2 Pump casing 3 Crankshaft bearing cover with crankshaft bearing and O ring 4 Crankshaft housing cover with O ring 5 Piston rod bottom parts marked 6 Crankshaft bearing with flange O ring and shaft se...

Страница 32: ...w the crankshaft can be put back in Fixate it with flange bearings Then screw the bearing cups into the piston rod Nm 8 9 Assemble back the parts in the reverse sequence Fill in SAE 90 oil part no 6 2...

Страница 33: ...itch off the overflow Loosen the hollow screws on the overflow valve evenly and re move the overflow valves Note The hollow screws must be loosened or tightened simultaneously to avoid damage to the O...

Страница 34: ...high pressure and the lock nut with locking paint Fasten the test manometer to the high pressure connection Connect the high pressure hose with the hand spray gun and the spray lance to the test manom...

Страница 35: ...fine filter Appliance ventilation Check replace high pressure nozzle Check replace the pressure and suction valves Check adjust replace overflow valve Appliance continu ously turns on and off while h...

Страница 36: ...pressure MPa bar 10 35 100 350 15 50 150 500 10 35 100 350 15 50 150 500 Max permissible pressure MPa bar 50 500 64 640 50 500 64 640 Water flow rate l min l h 500 1300 8 3 21 500 900 8 3 15 500 1300...

Страница 37: ...on tool 6 815 209 0 Installation man drel shaft seal ring 6 815 223 0 Installation sleeve 6 815 228 0 7 2 Tightening torques Hollow screw pressure side 160 Nm Hollow screw suction side 40 Nm Crown nut...

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