Kränzle K 1050 TS Manual De Instrucciones Original página 47

Small repairs - do it yourself!
Problem:
After closing of the trigger gun with safety catch the machine keeps switching
on and off.
Possible cause no. 2:
The non-return valve is defective.
There is no guarantee if the pump is damaged by
defective O-rings due to air induction or lack of water (cavitation).
Proceeding:
Switch off the HP cleaner and pull plug from
socket. Stop water supply. Disassemble pipe
connection to hose drum. Unscrew pump
outlet.
Remove check body and check O-Ring for
soiling or damage.
Also check seal seat inside pump housing
for soiling or damage.
If sealing rings are defective replace O-
rings at once.
GB
47