Storch Airless ST 850 Handbuch Seite 177

Sprayer will not shut off
1. Perform Pressure Relief Procedure. Leave prime valve
open (down) and turn ON/OFF switch OFF.
Troubleshooting Procedure
Plumb pressure gauge into paint hose, plug
sprayer in, and turn power switch ON. Does
sprayer reach or exceed its maximum pres-
sure?
YES
Is the control board status light on?
YES
Unplug the transducer from control board.
Does motor stop running?
YES
Bad transducer. Replace and test with a new
one.
2. Remove control box cover so the control board status
light can be viewed if available.
Mechanical problem: See the proper fluid
pump manual for the sprayer for further trou-
NO
bleshooting procedures.
Replace the control board.
NO
Replace the control board.
NO
177 Original instruction