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Description unit and components
Illustration shows the model of Free
H90 Installed in right hand version
F1 supply
Exhaust
Outdoor
Supply air direction
ST1
Damper actuator, spring return 24V
accessories
GT2
Sensor temperature, outdoor air
VVX
Heat recovery rotor
M1
Heat recovery rotor motor
RG1
Rotation guard
F1
Fan 1 (always to the right from the inspection
side view)
EB1
Eletrical heater
accessories
GT-EB
Overheat protection electric battery
Included in EB1
GT4
Sensor temperature, supply
VB1
Water heater coil
accessories
SV1
Control valve with actuator 24V
accessories
P1
Circulation pump heating circuit
Included in the heating circuit
GT3
Sensor temperature, frost guard
Included in VB1
KB1
Water cooling coil
accessories
SV2
Control valve with actuator 24V
accessories
P2
Circulation pump for cooling circuit
Included in the cooling circuit
18
EB2
GT-EB2
M1
H90EL
Exhaust air direction
GT1
Sensor temperature, exhaust
MB1
Control main board
CB1
Connection board
KP1
Comfort panel
TR1
Transformer 24V
accessories
F2
Fan 2 (always to the left from the inspection side
view)
ST2
Damper actuator, spring return 24V
accessories
Air flow indications
TL
Supply air to room
FL
Extracted air from room
UL
Outdoor air
AL
Exhaust air
Manufacturer reserves the right to alter specifications
Extract
GT-EB
Supply
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