Safety Installa Ons; Safety Catch; Unloader / Bypass Valve; Thermal Relief Valve - Kärcher SCW 2.4/25 G Service Manual

4.3 Safety installa$ons
Safety devices serve to protect the user and must not be
rendered in operational or their functions bypassed.
4.4

Safety catch

The safety catch on the trigger gun prevents the appli-
ance from being switched on unintentionally.
4.5

Unloader / bypass valve

If the hand trigger bar or trigger gun is closed, the unload-
er / bypass valve opens and the entire water volume will
flow back to the suction side of the pump.
4.6

Thermal relief valve

The thermal relief valve helps to protect the high-pressure
pump from unacceptable heating during released trigger
operation.
4.7

Symbols on the machine

Keep hands and feet away from rotating spray bar.
This product and accessories may contain a chemical known to the State of California to cause
cancer and birth defects or other reproductive harm. Operation of this product may create sparks
that can start fires around dry vegetation. A spark arrestor may be required. The operator should
contact local fire agencies for laws or regulations relating to fire prevention requirements.
Read operator's manuals for both this unit and the attached machine before operating. This ma-
chine to be used only by qualified operators. High pressure developed by the machine attached to
this unit can cause personal injury. Use caution when operating. Do not direct discharge stream at
persons or severe injury will result. Keep hands and feet away from rotating spray bar. High pres-
sure can cause dirt and other particles to become airborne and fly at high speeds. Eye protection,
safety clothing and foot protection must be worn when using this equipment. Spray gun kicks back
— hold with both hands. Before disconnecting hose, turn attached machine off and open spray gun
to relieve pressure.
4.8

Type plate

Observe safety information in the chapters!
The unloader / bypass valve is set by the manufacturer
and sealed. Setting should only be performed by trained
technical service personnel.
The type plate is located on the frame, next to the en-
gine.
6. Code consisting of 2 digit for week and 2 digit for year
machine was manufactured
7. Bar code consisting of part number and serial number
8. Code consisting of part number—serial number
English 9.808-136.0 Rev. 00 (09/18)
6