Grundfos DMH 28 Serie Montage- Und Betriebsanleitung Seite 15

V 3b E
3a 2
Fig. 6 DMH 288
Pos. Components
1p Motor
2p Worm gearing
3p Eccentric
4p Recuperating spring (not with drive size 3)
5p Sliding plug
6p Piston
7p Crank
M Combined overpressure and degassing valve
E Degassing valve
9p Diaphragm protection system (AMS)
Q Dosing diaphragm
2 Dosing head
V Dosing head deaeration screw
3a Suction valve
3b Discharge valve
L Stroke-length adjustment knob
F Oil-filling screw with dipstick
M
Q 9p 6p 5p 2p 3p
1p
F
L
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