Fondital GIAVA KRB 12, Руководство по установке, использованию и техническому обслуживанию, Страница: 31 / 68

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2.4. Boiler operation layout
SR1
1
2
D
11
9
10
4
GAS
13
6
DOMESTIC WATER SYSTEM
12
5
SR2
SRT
7
WATER
HEATER
8 SB
HYDRAULIC SEPARATOR
HIGH
TEMPERATURE 1
16
17
LOW
TEMPERATURE 2
V VERSION
16
17
LOW
TEMPERATURE 3
Z VERSION
3
15
15
15
14
18
RECIRCULATION
(OPTIONAL)
19
Ref. Description Ref. Description
1 Double CH flow probe 11 CH circulation pump
2 Three-way motorised deviating valve 12 CH system discharge cocks
3 Automatic gas purging device 13 CH return probe
4 CH system filler cock 14 High-temperature zone circulation pump (V and Z versions)
5 Water heater drain cock 15 Cock with non-return valve
6 5 litre DHW expansion vessel 16 Motorised 3-way mixing valve
7 130 litre water heater 17 Low-temperature zone circulation pump (V and Z versions)
8 Water heater probe 18 Pump of recirculation kit (optional)
9 10 litre CH expansion vessel 19 Air pressure switch
10 3-bar safety valve
fig. 9