Lochinvar 150 - 500 Water Heater User Manual


 
Service Manual
7
LOW VOLTAGE
CONNECTION
BOARD
SMART SYSTEM
CONTROL BOARD
ALARM BELL
AUX. DEVICE RELAY
RUNTIME CONTACTS
SEQUENCER / BUILDING
MANAGEMENT SYSTEM
DHW PUMP
IGNITER
BLOWER
GAS VALVE
DISPLAY PANEL
PC INTERFACE
Control outputs
1 Service (continued)