Control Ringnut And Valve - Gaggia Brera Service Manual

GAGGIA
4.2.

Control ringnut and valve

5
4
3
2
1
When dispensing coffee the mushroom valve opens at 4 bar +/- 0.5
Manual opening when dispensing water
Manual opening when dispensing steam
COFFEE CLOSED
Valve opening
stroke
STEAM
OPEN
Extra stroke
Rev. 00 OCTOBER 2009
TOTAL STROKE
-30° + 30°
Valve closing
stroke
Extra stroke
No. DESCRIPTION
1 Mushroom valve cap
2
Spring for mushroom valve
3
Mushroom valve support
4
Mushroom valve
5
WATER
OPEN
04 OPERATING LOGIC
Sealing OR
02
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