Care And Maintenance - Kärcher HDS-E 3.3/25-4M Ec Manual Del Usuario

Dump water
 Screw off water supply hose and high pressure
hose.
 Unscrew the drain screw of the boiler on the bottom
of the boiler and empty the boiler.
 Operate device for max. 1 minute until the pump
and conduits are empty.
Flush device with anti-freeze agent
Note: Observe handling instructions of the anti-freeze
agent manufacturer.
 Fill commercial grade anti-freeze into the boiler.
 Switch on appliance (without heater) until the appli-
ance has been completely rinsed.
A certain corrosion protection is achieved with this as
well.
Storage
CAUTION
Risk of personal injury or damage! Consider the weight
of the appliance when storing it.
Transport
Figure 6
ATTENTION
Risk of damage! When loading the appliance with a
forklift, observe the illustration.
ATTENTION
Protect the trigger from damage during transport.
CAUTION
Risk of personal injury or damage! Mind the weight of
the appliance during transport.
 When transporting in vehicles, secure the appli-
ance according to the guidelines from slipping and
tipping over.

Care and maintenance

DANGER
Risk of injury by inadvertent start-up of appliance and
electric shock. Prior to all work on the appliance, switch
off the appliance and pull the power plug.
 Shut off water supply.
 Open the hand spray gun.
 Switch on the pump with the power switch and al-
low to run for about 5-10 seconds.
 Close the hand spray gun.
 Set the appliance switch to "0/OFF".
 Pull main plug out of socket with dry hands only.
 Remove water connection.
 Activate hand spray gun until device is pressure
less.
 Secure the trigger gun. To do so, push the safety
catch towards the front.
 Allow device to cool down.
Your Kärcher vender will inform you about the per-
formance of a periodic safety inspection resp. sign-
ing of a maintenance contract.
Maintenance intervals
Weekly
 Clean the sieve in the water connection.
 Clean the fine filter.
 Check oil level.
ATTENTION
Risk of damage! In case of lacteous oil inform Kärcher
customer service immediately.
Monthly
 Clean the sieve in the safety block.
 Clean filter at the detergent suck hose.
After 400 operating hours, at least annually
 Check the calcification degree of the boiler and
consider having it cleaned by customer service.
Every 500 operating hours, at least annually
 Oil change.
 Have the maintenance of the device performed by
the customer service.
Maintenance Works
Clean the sieve in the water connection
 Take out sieve.
 Clean sieve in water and reinstall.
Cleaning the fine filter
 Unpressurize the appliance.
 Unscrew the fine filter from the boiler.
 Remove the fine filter and the filter insert.
 Clean the filter with clean water or compressed air.
 Reinstall in reverse sequence.
Clean the sieve in the safety block
 Unpressurize the appliance.
 Loosen covering nut and take off hose.
 Take out sieve.
Note: If necessary turn in screw M8 appr. 0.2 in/5 mm
inwards and therewith pull out sieve.
 Clean sieve in water.
 Push sieve inwards.
 Put on hose.
 Tighten covering nut firmly.
Clean filter at the detergent suck hose
 Take out detergent suck supports.
 Clean filter in water and reinstall.
Oil change
 Ready a catch bin for appr. 0.26 gal/1 Liter oil.
 Loosen release screw.
Dispose of old oil ecologically or turn in at a gathering
point.
 Tighten release screw.
 Fill oil slowly up to the MAX marking.
Note: Air pockets must be able to leak out.
For oil type refer to technical specifications.
Troubleshooting
DANGER
Risk of injury by inadvertent start-up of appliance and
electric shock. Prior to all work on the appliance, switch
off the appliance and pull the power plug.
Indicator lamp pump
2x blinking
– Leak in the high pressure system
 Check high pressure system and connections for
tightness.
3x blinking
– Lack of water after 2 minutes - the pump is
switched off to prevent dry runs.
 Check water supply, check connections.
– 5
EN 11