
20
5.6WIRING SCHEMATIC
KEY:
IG
– Main Switch
TR
– Transformer
VD
– Diverter Valve (CB Model Only)
CI
– Pump
VG
– Gas Valve
TA
– Room Thermostat
TSI
– Installation Safety Thermostat
TS
– High Limit Thermostat
PM
– Low Pressure Switch
NTC1
– Outlet Probe
NTC3
– DHW Probe (CB Model Only)
TB
– Boiler Thermostat
FS
– DHW Flow Switch
MV
– Fan
ER
– Ionisation Probe
EA
– Ignition Electrode
Maximum length of room thermostat cable
(2 x 0.75mm
2
= 40m)
FIG. 24
Содержание TRISTAR OPTIMA JUNIOR K CB
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