Hydraulic Unit - Ariston CLAS HE SYSTEM 24 Installation And Servicing Instructions

MAINTENANCE GUIDE: GENUS PREMIUM

3 HYDRAULIC UNIT

3. HYDRAULIC UNIT
3.1 RIGHT HAND HYDRAULIC BLOCK ASSEMBLY
3.2 DRAINING
Tools
1
Turn the drain valve anti-clockwise to open and
drain the water from the boiler.
3.3 AUTOMATIC AIR VENT
Tools
1
Drain boiler (see 3.2). Remove the clip and lift
the AAV from the assembly
DRAINING
AUTOMATIC AIR VENT
MAINTENANCE GUIDE
LEGEND
1. Auto air vent
2. Primary water pressure switch
3.
Pump
4. Central heating filter
5. Central heating return
6. Central heating drain valve
Time
Time
Page. 9 of 20
5 min
5 min
47