Remedy In Case Of Faults - WAGNER SF23 PRO Operating Manual

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REPAIRS AT THE UNIT
10.7

REMEDY IN CASE OF FAULTS

TYPE OF MALFUNCTION WHAT ELSE?
Unit does not start
Unit does not suck in
Unit does not gener-
ate pressure
54
POSSIBLE CAUSE
The device does No voltage applied
not start after it has
Unit fuse has triggered
been plugged in and
Capacitor in terminal box
switched on.
burned out
Air bubbles do not exit Inlet/outlet valve clogged
at the return hose / worn
Pressure control valve
turned down completely
Air bubbles exit from Unit is sucking in outside
the return hose air
Unit has sucked in Air in the oil circuit
(Possible reasons: long
time not used, replace-
ment of diaphragm or
hydraulic oil change
Unit reached pres- Suction filter clogged
sure, but the pressure
collapses, also at the
Paint cannot be worked in
pressure gauge, during
this state. Due to its prop-
spraying.
erties the paint clogs the
valves (inlet valve) and the
delivery rate is too low.
Unit reached pressure, Clogged filter do not let
but the pressure col- enough paint pass
lapses during spraying.
pressure gage still
shows high pressure
Tip clogged
Unit does not generate Relief valve defective
the max. pressure pos-
sible. Paint neverthe-
less exits at the return
hose.
After a longer period Inlet valve worn
of time, the pressure
drops or the perfor-
Outlet valve worn
mance of the suction
tube decreases (al-
though all connected Tip worn
filters are not blocked).
Super Finish 23 Pro
MEASURES FOR ELIMINATING THE MALFUNCTION
Check voltage supply
Let the motor cool down
Replace capacitor
Remove the valves and clean then (-> refer to
Section Pkt.10.1/10.2) / replace worn parts
Turn the pressure control valve to the right un-
til the stop is reached
Check if Suction system is properly tightened
Check if red inlet is installed in the inlet valve
housing (-> see 4.1)
Check if the inlet valve housing is tightned
enough.
Vent the hydraulic system (-> see 4.6)
Check the suction filter. If necessary, clean/
replace
Dilute the paint
Check/clean the (high-pressure filter) gun filter
Clean the tip
Please contact Wager Customer Service
Replace inlet valve
Replace outlet valve
Replace tip