WAGNER Super Finish 33 PLUS - Low Delivery Rate Diagnosis; Pressure Generation Failure; Unit Oil Leaks; Paint Head Material Leaks

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Super Finish 33 PLUS/PRO • Nespray Pro
TYPE OF
MALFUNCTION
WHAT ELSE? POSSIBLE CAUSE MEASURES FOR ELIMINATING THE
MALFUNCTION
Delivery rate too
low
Most likely -> Inlet or outlet valve dam-
aged
Check and replace valves
Material sucked up hardly Unit is sucking in air Search for the problem: suction system?,
Inlet valve pusher?, Gaskets inside the inlet
valve? Red inlet installed?...
Suction lter clogged Clean or replace
Viscosity of the material
too high
If necessary, check valve lift for inlet valve
341247 (2.4 mm)
Unit does not
generate pres-
sure
Material comes out of the re-
turn hose
Relief valve Switch button
badly fastened
Tighten screw (spray into switching positi-
on), or t new switching button
Pressure can‘t be
released
Multifunction switch in circu-
lation position -> no material
comes out of the return hose
Relief valve Switch button
badly fastened
Tighten screw (spray into switching positi-
on), or t new switching button
Relief valve clogged Clean or replace relief valve
Unit loses oil Gasket of front cover de-
fective / Material Unitec
300 possibly problematic
Replace front cover gasket (Klingersil mate-
rial)
Blowhole in front cover Check and replace front cover if necessary.
O-rings of the insert in the
pressure insert leaking
Pumphead disassembly - Replace insert O-
rings
Diaphragm xation leaks Replace diaphragm
Seal between pressure
insert and hydr. housing
defective/missing
Check and replace
Pressure insert cracked Replace (please inform R&D department
Markdorf)
Material comes
out of the paint
head
Material comes out of the in-
let valve housing
Sealing ring 341331 mis-
sing
Mount sealing ring
Paint head damaged by
backwashing
Replace paint head
Aluminium paint head
(SF33 Pro) cracked
Replace (please inform R&D department
Markdorf)
Manometer
shows strong pul-
sation
Device works normally other-
wise
Glycerine lling in mano-
meter too low (should be
95% -> approx. 5mm be-
low scale top edge)
Top up with glycerine (if necessary, suck o
from old manometer with disposable syrin-
ge)
GB