Rev 0 - 09-2008
ENGLISH / 18
6- OPERATIONS TO BE CARRIED OUT AT THE START OF THE DAY
7- OPERATIONS TO BE CARRIED OUT AT THE END OF THE DAY
1 - CHECK THE BOILER PRESSURE
The boiler pressure must be between 0.9 and 1.5 bar. Turn the machine on and check the pressure on the
pressure gauge; if the value is different, a technician will have to adjust the internal pressure switch of the ma-
chine.
2.
Release steam from the boiler through the steam delivery taps to make sure that the pressure switch and the
vacuum valve are working correctly.
3.
Check that the water level in the boiler is aprrox. 70%.
4.
Make a delivery from the group sprayhead without the filtre-holders attached, in order to make sure that the
water falls correctly with no separate spurts or sprayhead under pressure, since these indicate the presence of
many clogged holes.
5.
Check that the brewing pressure is 14 bar.
1. Detach and empty the filtre-holders, then extract the filtres and wash them carefully.
2. Perform the cleaning operations as descibed in the relevant chapter.
3. We recommend leaving SUBLIMA on, to avoid waiting for it to warm up at the start of the day and to prevent
the salts in the boiler from precipitating, forming deposits.
4. Moreover, we recommend emptying the the boiler periodically to prevent water stagnation and the formation
of deposits.
Содержание OPUS SUBLIMA
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