Lochinvar 2.5, 1.5, 3.5 service manual Control inputs, Service, Smart Control Module

1 Service

Control inputs

HWG THERMOSTAT /

SENSOR

ENABLING DEVICE

CASCADE

LOUVER PROVING SWITCH

SYSTEM SENSOR -

SUPPLY

SYSTEM SENSOR -

RETURN

OUTDOOR SENSOR

SEQUENCER / BUILDING

MANAGMENT SYSTEM

AUX SWITCH 1 & 2

0-10 INPUT FROM

SYSTEM PUMP

INLET TEMPERATURE

SENSOR

OUTLET TEMPERATURE /

HI-LIMIT SENSOR

FLUE GAS SENSOR

INLET AIR SENSORS

AIR PRESSURE SWITCH

MANUAL RESET

HIGH LIMIT

FLAME SENSOR 1 & 2

BLOCKED DRAIN SWITCH

GAS PRESSURE SWITCHES

LOW WATER CUTOFF

BLOWER PROVING

SWITCHES

VENT DAMPER

PROVING SWITCH

Service Manual

LOW VOLTAGE

CONNECTION

BOARD

MODBUS

BOARD

SMART CONTROL

MODULE

DISPLAY PANEL PC INTERFACE

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