33
Maintenance instructions
ENGLISH
4.5 - wIRING DIAGRAM
Practical connection board
KEY
A1.....A9
Services connectors
CMP
Modulating pump control
DK
Water deficiency safety pressure switch
E. ACC./RIL
Ignition/detection electrode
MVD
Diverter valve motor
P
Pump
SR
Flow heating sensor
SRR
Return heating sensor
SS
Domestic hot water probe (Pred. for R models)
TL
Limit thermostat
TLC
Flue gas collector limit thermostat
VG
Gas valve
VM
Modulating fan
SE
External probe connection terminals
TA1 / OT
Modulating TA connection terminals
TA2
On/off TA connection terminals
Summary of Contents for KON
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