Pressure Control Valve; Relief Valve; Replacing The Diaphragm - WAGNER Finish 270 Operating Manual

GB
repaIrs at the unIt
10.4

PReSSuRe cOntROl VAlVe

Only have the pressure control valve (1) re-
placed by the customer service.
The max. operating pressure has to be reset
by the customer service.
1
46
3 2 7
6 5 4
1
10.5

RelIeF VAlVe

Replace a fault refief valve (1) as a single unit.
Only the O-ring (2) may be replaced as a single part
10.6

RePlAcInG tHe dIAPHRAGM

Switch the unit off.
Before all repair work: Unplug the power
plug from the outlet.
1. Screw the trigger housing with inlet valve out of the paint
section as described in Section 10.2 Inlet valve, Items 1 to
3. (disassembling of hexagon nuts will become easier)
2. Turn back the pressure control valve, rotary knob com-
pletely (anti-clockwise).
(Note: If the unit is still warm, open the oil screw plug (6)
briefly in order to compensate the pressure and close it
again.)
3. Use a 19 mm wrench to screw the hexagonal bolt (Item 1)
out of the pressure insert (2).
4. Remove the paint section (3).
5. Remove the insert (4) and the diaphragm (5).
6. The diaphragm can only be used once. Always replace the
diaphragm.
Finish 270 / 250
2
1