Hydraulic Unit - Ariston CLAS ONE R 24 Installation And Servicing Instruction

MAINTENANCE GUIDE

3. HYDRAULIC UNIT

3.1 Display P.C.B.
Tools
Unscrew the condense trap from the condense body
1
46 /
3.2 Temperature sensors
Tools
TIME 3 min
1
2
Remove the clip and the temperature sensor
Unplug the electrical connectors
NTC1 : Black
NTC2: Red
Remove the clip and the temperature sensor
NTC1
NTC2
IMPORTANT ! Do not use conducting paste for the
contact sensors because it will alter the resistance value.
TEMPERATURE
0
10
20
25
30
40
50
TIME 5 min
RESISTANCE (kOhm)
27
17
12
10
8
5
4