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– 7
!
Danger
Risk of injury!
Î
Check the high pressure hose for dam-
ages (risk of bursting).
Please arrange for the immediate ex-
change of a damaged high-pressure hose.
ATTENTION
Risk of damage! Freezing water in the ap-
pliance can destroy parts of the appliance.
Store the appliance in a heated room dur-
ing winter or empty it. During longer breaks
in operation, it is advisable to pump in anti-
frost agents into the appliance.
Î
Screw off water supply hose and high
pressure hose.
Î
Operate device for max. 1 minute until
the pump and conduits are empty.
Note:
Observe handling instructions of the anti-
freeze agent manufacturer.
Î
Pump in conventional frost protection
agents through the appliance.
A certain corrosion protection is achieved
with this as well.
!
DANGER
Risk of injury if the machine is left running
in an unattended state. Remove the spark
plug connector prior to performing any work
on the device.
Risk of burns! Do not touch hot mufflers,
cylinders or radiator ribs.
Follow operating instructions of the engine
manufacturer!
– Safety thermostat at the high pressure
pump has switched off the appliance af-
ter long period of cycle operation.
Î
Allow the appliance to cool down then
restart it. Refer section "Interrupting op-
eration".
– Operating speed of the engine is too low
Î
Check operating speed of the engine
(refer to technical data).
– Nozzle is set to "CHEM"
Î
Set nozzle to "High pressure".
– Nozzle is blocked/ washed out
Î
Clean/ replace nozzle.
– Sieve in the water connection is dirty
Î
Clean sieve.
– Air within the system
Î
Appliance ventilation:
– Amount of water supply is too low.
Î
Check water supply level (refer to tech-
nical data).
– Pipe inlets to pump are leaky or blocked
Î
Check all inlet pipes to the pump.
– Pump leaky
Note:
3 drops/minute are allowed.
Î
With stronger leak, have device
checked by customer service.
– Inlet pipes to the pump are leaky.
Î
Check all inlet pipes to the pump.
– Air within the system
Î
Appliance ventilation:
– Nozzle is set to "High pressure"
Î
Set nozzle to "CHEM".
– Detergent suction hose with filter is
leaky or blocked
Î
Check/ clean detergent suction hose
with filter.
– Backflow valve in the connection of the
detergent suction hose is jammed
Î
Clean/ replace backflow valve in the
connection of the detergent suction
hose.
– Detergent dosing valve is closed or
leaky/ blocked
Î
Open or check/clean detergent dosing
valve.
High pressure hose
Frost protection
Drain water
Flush device with anti-freeze agent
Troubleshooting
Appliance is not running
Device is not building up pressure
Device leaks, water drips from the
bottom of the device
Pump is vibrating
Detergent is not getting sucked in
18
EN
Summary of Contents for HD 728 B CAGE
Page 2: ...2...
Page 110: ...3 K RCHER EN 12729 BA 110 EL...
Page 111: ...4 MIN MAX 2 EASY Lock EASY Lock EASY Lock EASY Lock T K RCHER EN 12729 BA 2 1 111 EL...
Page 112: ...5 3 4 0 Geka O 112 EL...
Page 113: ...6 o K rcher Karcher CHEM 1 5 0 1 o 80 C 50 C 2 3 2 3 0 CHEM 25 113 EL...
Page 114: ...7 OFF 1 MAX 500 114 EL...
Page 115: ...8 1 CHEM 3 115 EL...
Page 116: ...9 CHEM www kaercher com 116 EL...
Page 130: ...3 2 K RCHER EN 12729 BA 130 RU...
Page 131: ...4 MIN MAX MIN 131 RU...
Page 132: ...5 EASY Lock EASY Lock EASY Lock EASY Lock K RCHER EN 12729 BA 3 4 0 Geka 2 1 132 RU...
Page 133: ...6 ON 0 CHEM 25 133 RU...
Page 134: ...7 K rcher K rcher CHEM 1 5 0 1 80 C 50 C 2 3 2 3 OFF 134 RU...
Page 135: ...8 1 MAX 500 135 RU...
Page 136: ...9 1 CHEM 3 136 RU...
Page 137: ...10 CHEM www kaercher com 137 RU...
Page 219: ...3 K RCHER EN 12729 BA 219 BG...
Page 220: ...4 2 MIN EASY Lock EASY Lock EASY Lock EASY Lock K RCHER EN 12729 BA 2 1 220 BG...
Page 221: ...5 3 4 0 Geka ON 221 BG...
Page 222: ...6 K rcher K rcher CHEM 1 5 0 1 80 C 50 C 2 3 0 CHEM 25 222 BG...
Page 223: ...7 2 3 OFF 1 MAX T o 500 223 BG...
Page 224: ...8 1 CHEM 224 BG...
Page 225: ...9 3 CHEM www kaercher com 225 BG...
Page 258: ...3 K RCHER EN 12729 BA 258 UK...
Page 259: ...4 M N MAX M N EASY Lock EASY Lock EASY Lock EASY Lock K RCHER EN 12729 BA 2 1 259 UK...
Page 260: ...5 3 4 0 Geka ON 260 UK...
Page 261: ...6 K rcher Karcher CHEM 1 5 0 1 80 C 50 2 3 2 3 OFF 0 CHEM 25 261 UK...
Page 262: ...7 1 MAX 500 262 UK...
Page 263: ...8 1 CHEM 3 263 UK...
Page 264: ...9 CHEM www kaercher com 264 UK...
Page 267: ......
Page 268: ...http www kaercher com dealersearch...