Maintenance - Storch Airless ST 450 Bedienungsanleitung

12. Take the intake pipe out of the bucket with the
flushing fluid and hold down the trigger until the hose is
emptied of the flushing fluid.
13. Release trigger, engage trigger lock.
14. Turn pressure control knob to the lowest pressure set-
ting and turn ON/OFF switch to OFF position. Disconnect
power to sprayer.
15. Wipe sprayer, hose and gun with a rag soaked in
water or mineral spirits.

Maintenance

Routine maintenance is important to ensure proper oper-
tion of your sprayer. Maintenance includes performing
routine actions which keep your sprayer in operation and
prevents trouble in the future.
Activity
Inspect/clean sprayer filter, fluid
inlet strainer, and gun filter.
Ventilation slots on the motor are
free
Piston oil poured in
Inspect motor brushes for wear.
Brushes must be 13 mm minimum.
NOTE: Brushes do not wear at the
same rate on both sides of motor.
Check both brushes.
Check sprayer stall.
With sprayer gun NOT triggered,
sprayer motor should stall and not
restart until gun is triggered again.
If sprayer starts again with gun NOT
triggered, inspect pump for internal/
external leaks and check circulation
valve for leaks.
Packing/piston seals:
When pump packing begins to leak
after extended use, tighten packing
nut down until leakage stops or les-
sens.
This allows approximately 378 litres
of additional operation. Packing nut
can be tightened without O-ring
removal.
143
Interval
Daily or each
time you spray.
Daily or each
time you spray.
Daily or each
time you spray.
Every 3,785
liters
Every 3,785
liters
As necessary
based on usage
Original instruction