Karcher HDS-C 9-15: Shutdown

     - 

4

Note

The pre-requisites for frost protection are: 

–

The main switch must be in position 1.

–

Ensure interruption-free power supply.

–

Instructions for assembling and installa-

tion are given in chapter "Installing the 

plant". 

–

The hot air blower has been set correct-

ly. 

–

All maintenance steps according to 

"Maintenance and Care" have been 

carried out correctly. 

If the device is connected to a chimney, the 

following must be observed:

Caution

Threat of damage by penetrating cold air 

through the chimney.



Disconnect device from chimney when 

outside temperature drops below 0 °C.

The fan heater does heat the inside of the 

equipment, in order to protect the equip-

ment from frost.

1 Performance switch

2 Thermostat swith

Adjustments:



Output regulator:

above  -10 °C: Level "I".

Below -10 °C: Level "II".



Thermostar:

above  -10 °C: Freeze protect (snow 

flakes).

Below -10 °C: Level "I“, if required, Lev-

el "II“.

Note

The frost protection device functions only if 

the unit has been switched on and the door 

is closed.  The main switch must be in po-

sition 1. Similarly, there should be no inter-

ruption in the power supply to the plant.

몇

Warning!

Dangers of burning, if fan heater does over-

heat. The incoming and outgoing air open-

ings may not be covered up. Freezing 

damage because of not unforeseeable 

power interruption. When there is a power 

interruption the anti freeze equipment is not 

in operation.

to get a better overview, the maintenance 

concerning the aniti freeze will summarized   

here. The checking of the anti freeze must 

be done yearly before the frost perod. In 

section " maintenance and service" ought 

to be performed also in the winter time.

Notice

Maintenance not being done on time or 

from experts will mean, that there is no 

guarantee concerning frost damage.

In case of longer operational breaks:



Drain water. 



Rinse the plant with an anti-frost solu-

tion.



Empty detergent tank.



Screw off water supply hose and high 

pressure hose.



HDS-C 7/11, HDS-C 9/15: Screw off 

supply hose at boiler bottom and drain 

heating spiral empty.

1 Warm water tank

2 Drain screw



HDS-C 8/15-E: Remove drain screw of 

the warm water tank and empty it. 



Operate device for max. 1 minute until 

the pump and conduits are empty.

Note

Observe handling instructions of the anti-

freeze agent manufacturer.



Fill anti-freeze agent of the trade into 

swimmer container.



Switch on the plant (without heater) till 

the plant has been completely rinsed. 

A certain corrosion protection is achieved 

with this as well.

Hot blowers

Maintenance jobs before and during the frost period

Time

Activity

Performance

By whom

daily

Check interiors of the plant Is the hot air blower working?

Operator

before the 

frosting peri-

od

Check frost protection de-

vices

Turn the thermostat of the hot air blower; the hot air blower must start up.  

Reset the thermostat of the hot air blower. 

Operator

Shutdown

Dump water

Rinse the plant with an anti-frost so-

lution

20 EN