beautypg.com

Service, Smart control module, Control inputs – Lochinvar KNIGHT 81-286 User Manual

Page 8

background image

1

Service

8

Service Manual

1

Service

GAS PRESSURE SWITCH

DHW THERMOSTAT

ROOM THERMOSTAT /

ZONE CONTROL

FLOW SWITCH

SYSTEM SENSOR

OUTDOOR SENSOR

BUILDING MANAGEMENT

SYSTEM

LOW VOLTAGE

CONNECTION

BOARD

INLET TEMPERATURE

SENSOR

OUTLET TEMPERATURE /

HI-LIMIT SENSOR

FLUE GAS SENSOR

LOUVER PROVING SWITCH

FLAME SENSOR

LOW WATER CUTOFF

BLOCKED DRAIN SWITCH

DISPLAY PANEL

PC INTERFACE

SMART CONTROL

MODULE

AIR PRESSURE SWITCH

SYSTEM PUMP SPEED CONTROL

Control inputs