Ariston CLAS HE R 12 Installation And Servicing Instructions

30
installation
Electrical diagram
For increased safety, ask a qualied technician to perform a thorough check of the electrical system.
The manufacturer is not responsible for any damage caused by the lack of a suitable earthing system or by the
malfunctioning of the electricity mains supply.
8
1
Solar probe
A
5
1
Display
Display
1 8
detection
electrode
Ignitor
Gas valve
L N
FAN
EARTH
FLAME
FLOW
PUMP
ZONE1
FILLING
PUMP
SPEED
1
1
FUSE 2AT
1 2 3 4 1 2 3 45 6
6
1
1
234
Gas valve Ignitor
BUS P.C.B.
e-bus (optional)
C.H. flow temp.probe
CN04
CN04
CN07
CN22
CN22
13 12 11 10 9 8 7 6 5 4 3 2 1
12 11 10 9 8 7 6 5 4 3 2 1
11 10 9 8 7 6 5 4 3 2 1
11 10 9 8 7 6 5 4 3 2 1
2
1
8 7 6 5 4 3 2 1
C.H. return temp.probe
Thermal fuse
Modulating fan
NOTE: For separate 2 zone
temperature management with
an outdoor sensor connected
contact the Technical Help Desk
on 0870 241 8180

Ariston CLAS HE R 12 Specifications

General

Brand	Ariston
Model	CLAS HE R 12
Category	Boiler
Language	English