Grouw 97133 Manual De Instrucciones página 20

Examination
Problem
1. DC motor doesn't
work
2. Automatic stop
during spraying
1. No water sprays from
nozzle
2. Unstable water
pressure
1. Lower pressure and
smaller � ux
1. Leakage in tie-in
1. Sprayer doesn't work
well
1. Pump motor start
then cut sometimes
when stopping
sprayer
20
Cause
1. No power or plug loose
2. Overheat damaged
Intelligent Controller
1. Jammed nozzle
2. Air in hose
3. Jammed pump
4. Broken hose
1. Jammed � lter in hose
2. Jammed � lter in sprayer
switch
3. Lower voltage
1. Loose tie-in
2. Broken O ring
1. Jammed nozzle
2. Broken sprayer core
1. Eyewinker in the switch
2. Rubber seal loose
3. Leakage in the pump
Solution
1. Charge or check plug
2. Pause then continuesSpray
after cooling down
1. Clean nozzle2. Check hose
tighten,release air
3. Check pump,clean
eyewinker
4. Change new nozzle
1. Clean � lter
2. Clean � lter
3. Change new � lter
1. Tighten screw
2. Check new one
1. Clean eyewinker
2. Change new one
1. Open and clean
2. Tighten
3. Tighten