Ariston 240, User Manual

Page: 64 / 96

Heat pump water heater – GENERAL INFORMATION
62
2.2 Construction features
Refer to Fig. 1
1 fan
2 4 Ways defrost valve (only on EXT models)
3 safety pressure switch
4 hermetic rotary compressor
5 electronic control panel
6 feet with adjustable height
7 electric heating element
8 titanium impressed cu+rrent anode
9 functional and safety NTC sensor
10 condenser
11 outlet water NTC temperature sensor
12 disposable magnesium anode
13 electrolytic condenser for compressor
14 condensate drainage pipe
15 thermostatic expansion valve
16 evaporator
2.3 Overall dimensions
Refer to Fig. 2
A Inlet cold water ¾” pipe
B Outlet hot water ¾” pipe
C Condensate drainage connection
D Auxiliary circuit ¾” inlet pipe (SYS version only)
E Auxiliary circuit ¾” outlet pipe (SYS version only)
F Sheath for upper probe (S3) (SYS version only)
G Sheath for bottom probe (S3) (SYS version only)
H Recirculation ¾” pipe (SYS version only)
2.4 Electrical diagram
Refer to Fig. 3
A Power supply (220-230V 50Hz)
B Batteries (3x1,2V AA rechargeable)
C Interface board
D Electric heating element (2000W)
E NTC sensor for heating element zone
F Impressed current anode
G Water tank earth connection
H Serial connection board
I Mainboard
L Operation condenser (15µF 450V)
M Compressor
N Fan
O 4-ways defrost valve
P Safety pressure switch
Q NTC sensor for hot water pipe zone
R NTC sensor for evaporator and inlet air
EDF HCHP signal (EDP) - cable not supplied with the product