105
80
min300
for service access
Component parts
Installation position
Water circuit and system fi gure
460 – 510
430 – 580
2000
– 2100
1220
– 1270
Cylinder unit
(Hydrobox)
2 zone kit
<Zone1>
Radiator
<Zone2>
Floor heating
Pump3
THW6
THW7
THW8
Pump2
THW9
Air
vent
Air
vent
Mixing
valve
3
Unit: mm
Pump3
Pump2
Mixing valve
Thermistor
Manual air vent
<Cylinder unit>
<Hydrobox>
Reactor box
Thermistor
Earth terminal
RG79F146H03_en.indd 3
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