NTI TRX085 - Page 56

56
420012001500 - 03182024 - Rev. 04
THERMOSTAT 2
THERMOSTAT 1
RETURN TEMP. PROBE
WIFI
OUTLET TEMP. PROBE
OUTDOOR SENSOR
eBUS2 +24V
eBUS2 GND
TANK SENSOR
SYSTEM SENSOR
FLUE TEMP. PROBE
AIR PRESSURE SW
FLAME SENSOR
HMI
FLOW METER
WATER PRESSURE SENSOR
ACP MAIN BOARD
JUNCTION BOX
X1-10
L2L1
DIVERTER
VALVE
GAS VALVE
SPARK GENERATOR
COMBUSTION BLOWER
BOILER PUMP
IGNITOR
ZN 1 - PUMP/VLV
ZN 2 - PUMP/VLV
CH PUMP
DHW PUMP
X1-9
120VAC 60 Hz
1 Ph
Figure 70 - Ladder Diagram
Part 7 - Connecting Electrical Service