7
LOW VOLTAGE
CONNECTION
BOARD
SMART SYSTEM
CONTROL BOARD
ALARM BELL
LOUVER RELAY
RUN TIME CONTACTS
SEQUENCER / BUILDING
MANAGEMENT SYSTEM
WATER HEATER PUMP
IGNITOR
BLOWER
GAS VALVE
DISPLAY PANEL
PC INTERFACE
BUILDING RECIRCULATION
PUMP
Control outputs
1 Service (continued)
Service Manual
