Steam Boiler - Rancilio EGRO 55 Series Technical Manual

5.2 HOT WATER (COFFEE) BOILER
1 OPERATING MODES
INCOMING WATER CHECK
Located on the bottom of the boiler.
Allows water to only pass in one
direction - incoming to the boiler.

5.3 STEAM BOILER

STEAM BLOCK
Any components that receive steam
have solenoids located on this block.
© Copyright 2008. Rancilio North America
VALVE
WATER PRESSURE GAUGE
Located on the bottom of the boiler.
Indicates the water pressure from the
pump through the boiler.
Recommended resting pressure
should be 9 bar.
PRESSURE RELIEF VALVE
Safety valve in case of boiler over-
pressurization. Factory set at 3 bars
of pressure.
- Section 4: Page 3 -
EGRO 55 SERIES TECHNICAL MANUAL
E55_TM_S5_HyraulicV3