33
Maintenance instructions
ENGLISH
COLORI
BL
BLUE
BR
BROWN
BK
BLACK
G
GREEN
GR
GREY
L BL
LIGHT BLUE
OR
ORANGE
PK
PINK
R
RED
Y
YELLOW
YG
YELLOW/GREEN
wH
WHITE
vI
VIOLET
4.5 - wIRING DIAGRAM
Practical connection board
KEY
A1.....A8
Services connectors
DK
Water deficiency safety pressure switch
E. ACC./RIL
Ignition/detection electrode
MD
Modulating Coil
MVD
Diverter valve motor
P
Pump
PV
Fan Pressure Switch (!DEA forced draught
only)
SR
Heating sensor
SS
DHW sensor
TF
Flue gas thermostat (!DEA natural draught
only)
TL
Limit thermostat
VG
Gas valve
V
Fan
SE
External probe connection terminals
TA1 / OT
Modulating TA connection terminals
TA2
On/off TA connection terminals
Summary of Contents for IDEA AB 24
Page 10: ...10 DEA BS 24 DEA BS 28 Vista dall alto Vista da sotto...
Page 44: ...10 DEA BS 24 DEA BS 28 View from above View from below...
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