Ariston NIMBUS PLUS S NET Manual page 54

INTERNAL UNIT
Weights and dimensions (mm)
A B
52
124
196
268
370
439
A. Hot/cold water flow to the installation G 1" M
B. Cold/Hot water return from the installation G 1" M
C. Gas connection from the external unit 5/8" M
D. Gas connection to the external unit 3/8" M
INTERNAL UNIT
WH 40 50 S
WH 70 S
WH 90 110 S
54 / GB
C D
600
Weight
36
37
40
Overall view
11
12
13
14
15
16
1
2
3 4
1. Circulator
2. Manometer
3. Discharge valves
4. Temperature sensor
(return from the installation) heating/cooling
5. Pressure switch
6. TR Sensor (Temperature Refrigerant)
7. Safety valve 3 bar
8. Condenser assembly
Expansion vessel
9.
LWT Sensor (Leaving Water Temperature)
10.
1. Automatic air purge
1
12. Flow meter
13. Heating back-up resistance
14. Safety thermostat (manual switch)
15. Safety thermostat (automatic switch)
16. Temperature sensor (flow to the installation)
heating/cooling
10
9
8
6
5
7