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Monobloc Outdoor Unit Installation Manual
6.1 Water side legend
Label Description
A
Water Pump -Main water pump -primary loop (in Hydronic module option)
B
Water High Pressure Safety Relief Valve (300 kPa) (in Hydronic module option)
C
Flow Switch (standard)
D
Water Filter (standard in Hydronic module option)
--> To be supplied on field with a unit without Hydronic module option (mandatory).
F
Drain valves (in hydronic module option)
G
Expansion tank (standard in Hydronic module option)
H
Hydronic module (option) equipped with fixed or variable speed single pump
6.2 Unit refrigeration circuit legend
Label Description
1
Variable speed rotary compressor
2
2 way solenoid valve -CP Warm-up at start
3
Reverse 4 way valve (energized when in Heating mode)
4
Water exchanger - BPHE
5
Receiver
6
Expansion valve - pulse modulating valve (2x EXV for size 21)
7
Sight Glass
8
Filter Dryer
9
Air cooled Exchanger
10
Accumulator or anti-slugging bottle
11
High Pressure Switch (4 150 kPa ~ 41.5 bar g)
12
Pressure safety release valve @ suction on BPHE
13
Low Pressure transducer (mounted on Schrader valve)
14
Pressure safety release valve @ suction
15
Service Pressure Automatic Port (Schrader) on LP side
16
Service Pressure Automatic Port (Schrader) on HP side
17
Electrical Heater on BPHE: water anti-freeze protection
18
Electrical Heater on BPHE Inlet pipe (only with Hydronic module option), water anti-freeze protection
19
Upper & Lower fans
DAT Software point
P001 Value read under «Parameter number»; i.e.: OAT value read @ parameter 001 ‘P001’
