Ariston Nuos PRIMO 80 Manual page 32

2.2 Internal unit
construction features
fig. 1-2.
2.3 External unit
construction features
fig. 3.
2.4 Electrical diagram
fig. 4.
Heat pump water heater – GENERAL INFORMATION
FIG.1
A
B
C
D Outlet hot water 3/4" pipe
E Inlet cold water 3/4" pipe
F Outlet gas pipe 3/8 "
G Inlet gas pipe 1/4 "
H Battery housing
I Housing electrical connections and heating element
L Interface board
M Condenser
N Wall brackets
FIG.2
O Battery housing
P Interface board
Q Condenser
R Inlet cold water 3/4" pipe
S heating element housing
T feets with adjustable height
U Inlet gas pipe 1/4 "
V Outlet gas pipe 3/8 "
Z Electrical connections housing
Y Outlet hot water 3/4" pipe
A Fan
B Electrical connections housing
C Gas connections
D Gas connections housing cover
E Hole for condensation drain
SYMBOL
A Power supply, cable not supplied with the product
B Batteries
C Interface board
D Heating element
E NTC sensor for heating element zone
F Impressed current anode
Earth connection
H Serial connection board
I Mainboard
L Operation condenser
M Compressor
N Fan
O Defrost four way valve
P Safety pressure switch
Q NTC sensor for hot water pipe zone
R NTC sensor for evaporator and inlet air
S Probe connection cable, supplied with the product
T Electronic filter
EDF HCHP signal (EDP) - cable not supplied with the product
30
MODEL 150 LITRES
725
500
1150
MODEL 300 LITRES
DESCRIPTION
MODEL 200 LITRES
1050
800
1476