Kranzle bully 1180 TS, Оригинальное руководство по эксплуатации

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23
Unscrew pump outlet.
Take out check ball and check for soiling or
damage of ball or stainless steel seat inside
the pump housing.
Replace non-return valve if necessary.
The pressure gauge shows full pressure although the gun has been
closed. The pressure switch valve switches constantly.
Possible cause no. 2: The return body is soiled or the sealing ring on the
return body is defective.
Caution ! There is no guarantee if the pump is dama-
ged by defective O-rings due to air induction or lack of
water (cavitation).