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12

Note

Only trained personnel is permitted to add 
motor, gear and pump oil.

Note

Align the appliance horizontally prior to 
check the oil level in order not to get a false 
result.
Check the oil prior to starting the appliance 
or at least 5 minutes after switching off the 
engine.

Caution

Increased risk of fire! When filling the motor 
oil make sure that no oil lands on hot motor 
surfaces.

Î

Remove the oil dip, wipe it and reinsert it.

Î

Remove the oil dip one more time and 
check the oil level.

The oil level is correct if it is within the mark-
ings (arrows) on the oil dip.

Î

If the oil level is below the bottom mark, 
open the filler neck lid (arrow) and add 
fresh motor oil.

Î

Wait five minutes, until the oil has col-
lected in the oil pan.

Î

Check the oil level as described above.

Î

Repeat this procedure as often as nec-
essary until the oil level is between the 
markings on the oil dip.

Î

After the check, insert the oil dip and 
close the lid of the filler neck.

Note

Only trained personnel is permitted to add 
motor, gear and pump oil.

Note

Replace the oil while the motor has operat-
ing temperature. Align the appliance hori-
zontally prior to the oil change.

Motor

Maintenance intervals

Time

Activity

By whom

Prior to each drive

Check the lighting.

Operator

Check the tyre pressure and their state.

Operator

Every 10 operating 
hours or daily

Check oil level in the pump gear (see "Initial startup"), refill oil if needed.

Operator

Check the water filter and clean if necessary.

Operator

Check coolant level in the equalisation container (see "Initial startup"), refill coolant if need-
ed.

Operator

Once after the first 50 
operating hours

Replace motor oil (see "Maintenance Procedures").

Customer Service

Replace oil filter insert on motor.

Customer Service

Check the screw connections on the motor. Call customer service if necessary.

Customer Service

Once after the first 150 
operating hours

Replace oil in the pump gear.

Customer Service

Replace oil in the intermediate gear.

Customer Service

Every 50 operating 
hours or weekly

Check pipes to see if there are any leaks.

Operator

Check the V-belt tension, retension if necessary (see "Maintenance Procedures").

Customer Service/
Operator

Check hoses for wear, replace if required.

Customer Service/
Operator

Every 100 operating 
hours

Check/clean the air filter insert (see "Maintenance Procedures").

Operator

Check the screw connections on the motor. Call customer service if necessary.

Customer Service

Every 200 operating 
hours

Replace motor oil (see "Maintenance Procedures").

Customer Service

Replace oil filter insert on motor.

Customer Service

Every 400 operating 
hours

Replace the fuel filter.

Customer Service

Cleaning the water separator.

Customer Service

After 750 operating 
hours or once a year

Lubricate the brake on the drawbar (see "Maintenance Procedures").

Operator

Replace air filter insert (see "Maintenance Procedures").

Customer Service

Replace V-belt.

Customer Service

Every 1500 operating 
hours

Check the injection pressure at the fuel injector nozzle.

Customer Service

Every 3000 operating 
hours

Replace oil in the pump gear.

Customer Service

Replace oil in the intermediate gear.

Customer Service

Every other year

Check the coolant in the motor and replace (see "Maintenance Procedures").

Customer Service/
Operator

Maintenance Works

Check the oil level on the motor and add 
motor oil

Oil change (to be performed by custom-
er service only)

Above  25 °C

SAE30 or 
SAE10W-30
SAE 15W-40

0 °C to 25  °C

SAE20 or 
SAE10W-30
SAE 15W-40

Below 0 °C

SAE10W or 
SAE10W-30
SAE15W-40

14

EN

Summary of Contents for HD 7/250 DE TR1

Page 1: ...HD 7 250 De Tr1 59633200 08 10...

Page 2: ...2...

Page 3: ...g on a scaffold so that the person does not fall from the scaffold due to the recoil force generated by the appliance For manual work with a spray gun the nozzle diameter must be selected so that the...

Page 4: ...ral oil con taining wastewater into the soil surface waters or sewer sys tems Notes about the ingredients REACH You will find current information about the ingredients at http www karcher de de untern...

Page 5: ...ation plates 27 Storage compartment 28 Hinge storage compartment 29 Emergency stop button 30 Switch box 31 Operating field 32 Vice 33 Socket control line 34 Exterior air connection supply 35 Water inl...

Page 6: ...rating panel 8 7 Symbols on the display Symbol Meaning Nominal pressure Actual pressure Motor oil pressure Fuel level Water level in tank Cool water temperature Reset Motor ON Motor OFF Reduce nominal...

Page 7: ...from the ve hicle lighting and insert it into the plug storage on the drawbar Secure the machine with wheel chocks to prevent it from rolling away Disconnect the towing vehicle Align the appliance hor...

Page 8: ...even if they are in good condition High pressure hoses that have been stored for more than 2 years may no longer be used Store the high pressure hose so that there is no mechanical strain Store in a c...

Page 9: ...oltage is switch on and the dis play shows the operating status At low ambient temperatures the preheat ing process will start automatically The re spective message is shown on the display Press the F...

Page 10: ...re spray release the lever of the hand spray gun and let the release lock Press F3 key Depending on the load the motor should somewhat longer to cool off The display will show the trailing time of the...

Page 11: ...olant circuit of the motor for sufficient antifreeze refill antifreeze as needed See Maintenance Procedures Check and refill the coolant If the appliance is not used for an ex tended period and if the...

Page 12: ...sure can pene trate the skin and cause severe injuries and infections Stay away from leaks and do not search for leaks by hand Do not use flammable detergents to clean the appliance After completing t...

Page 13: ...13 Pressure container 14 Compressed air filter 15 Pressure switch 16 2 2 way PN bypass valve 17 5 2 way valve 18 3 2 way valve 19 Burst disc safety 20 High pressure sensor 21 High pressure pump 22 Int...

Page 14: ...nance Procedures Customer Service Replace oil filter insert on motor Customer Service Check the screw connections on the motor Call customer service if necessary Customer Service Once after the first...

Page 15: ...ar acid resistant goggles gloves and an apron when working with battery acid Never charge the battery in the vicinity of open flames or igniting sparks The battery may only be charged in rooms that ar...

Page 16: ...aminated Clean the radiator Operator V belt tension on the ventilator too low Retension V belt Customer Service Thermostat defective Replace the thermostat Customer Service Cable breakage Replace the...

Page 17: ...ressure below 0 15 MPa 1 5 bar Water reservoir empty Filling the Water Reservoir Operator Water filter contaminated Clean water filter Operator Backflow valve on the advance pump contami nated Check b...

Page 18: ...sing standard nozzle MPa bar 250 2500 Max excess operating pressure safety valve MPa bar 300 3000 Drive motor performance kW 74 Motor rpm 1 min 3000 Battery V Ah 12 55 Nozzle size 0 6 Max recoil force...

Page 19: ...purchase We hereby declare that the machine de scribed below complies with the relevant basic safety and health requirements of the EU Directives both in its basic design and construction as well as i...

Page 20: ...Biatorbagy 36 23 530 64 0 www kaercher hu I K rcher S p A Via A Vespucci 19 21013 Gallarate VA 39 848 998877 www karcher it IE K rcher Limited Ireland 12 Willow Business Park Nangor Road Dublin 12 01...

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